Chiron GUI User`s Manual CTIO 60 inches Chiron CHI60S1.2
Contents
1. Exposure control Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 15 2 7 MAIN_GUI gt Preset modes This drop down menu allows to select any predefined mode Figure 2 8 Predefined modes A mode is a set of predefined states for different mechanisms and parameters By selecting an specific mode you ensure that the parameters will always be the same for that specific mode so ensures the state of the instrument to be the same The drop down menu shows the available modes These modes area ctually defined in some scriopts defined in HOME apps CHIRON bin The scripts are called geom mode where mode are the names that appear on the drop down menu When the drop donw is selected the geom mode script is called The effect of calling the geom mode script manually through a terminal is exactly the same as calling it from the GUI If a new mode is desired a new geom newname script must be created here When this manual was released there where 5 predefined modes 5 scripts The table below summarizes Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 16 the states each mode produces name Iodine cell Slicer stage speed binning roi Fiber OUT fiber slow 8x8 full Iodine IN slicer fast 3x1 TBD Normal OUT slicer slow 3x1 full Slit OUT slit fast 3x1 full Narrow_slit OUT narrow_slit fast 3x1 full The name of each scrip is geom_ lt name gt2. Y start starting column of interest X box size number of columns of region starting at X start Y box size number of rows of region starting at Y start Apply apply the specified ROI All the dimensions are in unbinned data pixels so if binning is selected the ROI is still specified as for binning 1 In the upper right corned there is an indicator called mode This shows the current predefined mode is in use These modes can be selected from the main gui pre set modes drop down menu The preselected modes will usually set automatically the binning roi and speed besides other things like position of the image slicer iodine cell motor etc Usually when you change any geometry parameter manually the predefined mode will be set to none this is because when changing the geometry manually not all the predefined mode parameters are ensured anymore To come back to the predefined mode the user needs to selected the mode from the main menu Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 23 3 3 Plug Ins gt LAMPS This Plug In allow a direct and clear manipulation of the comparison lamps This allows the user a manual operation of the comparison lamps similar to the manual manipulation done through the actual physical switches on the console The logic of the lamps control is described in detail on document ECH60S 5 X on comparison lamps automation and also on document ECH60S 2 X o
3. from det 1 amp 22 TSEC21 53 2100 2057 4112 Good section from det 1 amp 21 ASEC21 1 2048 4112 2057 CCD section in read order CSEC21 1 2048 2057 4112 CCD section from det 1 amp 21 BSEC21 2101 2149 2057 4112 Overscan section from det 1 amp 21 DSEC21 53 2100 2057 4112 Data section from det 1 amp 21 Detector and Focal plane array FPA ID and detector characteristics Read out noise RON and gain in e adu as measured in the lab telescope DETECTOR E2V 4K Detector Identifier GAINI1 2 6 Gain for Amp A electrons adu RONI1 10 Read Noise for Amp 11 electrons Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 30 GAIN12 3 73 Gain for Amp B electrons adu RON12 10 Read Noise for Amp 12 electrons GAIN21 3 62 Gain for Amp C electrons adu RON21 10 Read Noise for Amp 21 electrons GAIN22 3 17 Gain for Amp D electrons adu RON22 10 Read Noise for Amp 22 electrons FPA CHIRON focal plan array Observatory and telescope information OBSERVAT CTIO Origin of data TELESCOP CTIO 1 5 meter telescope Specific system Information of the TCS coming directly from the TCS and appended The comment fields are self explanatory DATE OBS 2009 12 22T11 21 42 0 date of observation start UT 1 21 42 0 UT of TCS coords RA 12 45 28 ra DEC 64 36 dec EPOCH 2000 epoch ALT 260 0 altitude HA 00 30 16 1 ha ST 05 04 0
4. paused resumed In this case exptime will show a smaller value than the dark time the detector was generating dark current all the time including the paused time DARKTIME 12 dark current time in secs This in engineering information that may be useful software firmware versions and hardware configuration slot and card name firmware version and electronic ID DHEINF MNSN fermi hardware controller info DHEFIRM home observer panview fpas _echelle config DETECTOR auto_mcb ucd SLOTOO MCB 0x134C243C 4 670000 dhe board type serial lt firmware gt SLOTO2 CLK 0x1411060F 4 400000 dhe board type serial firmware SLOTO4 CCD 0xB40BD6E 4 120000 dhe board type serial firmware Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 32 Identification of the panview focal plane name and the Data Handling system in the main application PANID chiron PAN identification DHSID DHSDEV DHS identification Comment as filled in the Comments control in the main Gui COMMENT none Shows the pixel time the speed mode used and the geometry predefined mode PIXTIME 8 9 pixel time SPEEDMOD normal speed mode used GEOMMOD undef geometry mode Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 33
5. 1 1 sidereal time ZD 125 zenith distance AIRMASS 1 015 airmass Instrument and camera temperatures in Celsius degrees CCDTEMP 114 99 detector temperature NECKTEMP 154 88 dewar neck temperature TEMPGRAT 19 761 temperature in grating c OK Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 31 TEMPTLOW 19 84 temperature in low table c OK TEMPTCEN 20 193 temperature in center table c OK TEMPSTRU 20 12 temperature in structure c OK TEMPROOM 20 11 temperature in room c OK Comparison lamp status States what lamp was in use none ifno lamps was ON COMPLAMP QUARTZ comparison lamp Iodine cell position in the light path IN or OUT IODCELL OUT iodine cell position Image slicer motor position in mm and in position name decker SLICER 2 6574 image slicer position mm DECKER fiber decker position name focus motor position FOCUS 12 5921 focus position mm Requested exposure time This value usually is the same as exptime however it may differ is the image was stopped during integration In that case exptime will show the actual effective integration while this filed will show the originally requested exposure time REXPTIME 12 requested exposure time Dark current time This shows how long the detector was acquiring dark current This is usually the same as exptime but it may differ is the exposition was
6. 60 inches Chiron CHI60S 1 2 12 Observation Tile Object This sets the object name This will appear as the key object in the image headers Observation Type This sets what kind of image will be taken This goes on the imagetyp key header The available image types are settable through the configuration file but the standard ones are Object Dark Bias regular object observation clear gt shutter_open gt integration gt shutter_close gt readout When this type is selected there will also appear a drop down menu to select the position of the IODINE cell IN or OUT Based on the selection the iodine cell will be moved IN or OUT of the light path at the moment of the selection dark image no light clear gt integration gt readout zero bias frame no integration clear gt readout If this type is selected the ExpTime control will not be present always O exposure time Flat Calibration calibration reference image using comparison lamps Regular observation as an object but the selected comparison lamps is turned on lamp on gt clear gt shutter_open gt integration gt shutter_close gt readout gt lamp off If this type is selected there will appear a drop down menu showing the available lamps and there the user can choose what lamp will be used for the calibration The lamp will be turned off automatically after the sequence so the the user doe
7. Chiron GUI User s Manual CTIO 60 inches Chiron CHI60S 1 2 La Serena Jan 2011 Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 1 Contents AA A eve eae A o N E a 3 Chapter 1 Getting Things Running si ida 4 Tah Hardware SS CRUD in 4 ISS eJ Up teoj e GENI SPEI TTT ia 4 13 Sottware IOMA a VR aioe 5 Chapter 2 Main GUI Relerence e ie 6 24 MAIN_GUI gt Exposure Progress read only iii AL IAA 7 22 MAIN_GUI gt Temperatures read ONIY ii E 8 23 MAIN GULES TES read ony ai 9 2 4 MAIN GUI gt ASYNC ERROR box read OMly oooonconocnooccnononccconnconononononcnncconnnconnnconnncccnnncnnnns 10 2 5 MAIN GUI Exposure Setup CW IEE re 11 26 MAIN GUI Exposure Control Write csisisco scescsscsasecesceadescnasvstuansonsiuecsduevsdecdacaeseendeadenaddeentecendes 15 ENE a RS A Meer 16 2 9 MAIN GUI Plugins write sss LKAJ AVA KE DAA ILLE 18 Chapter 3 Plus LARES O A EK 19 Sl Elis liis gt DISPLAY reer IEA EE AS e O aes a vaamunwe 20 3 2 Pl s ns S GEOMETRY sek IO a o a E 22 33 Plug ins gt LAMP Se sss SK E soeia kea en EA 24 34 Plug Ins IODCBL sss sal sia es ekskludo 26 3 5 PIGS AMS SLICER NE TS EENS uraj 27 0 Husa HOC St E AG Eio 28 Appendix A Header nai dai 29 Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 2 Introduction The following document is a reference to the CTIO 60 inches Chiron Software It provides a way of understanding both handling and capabilities The software provides a Gr
8. aphic Interface GUI for an easy manual operation since the core of the software is ASCII commands driven using scripting is a natural way of handling the system So the user can use the GUI only or if he she prefers can run the software fully based on scripts of any type python csh tcl cl pearl or whatever the user prefer See the scripting reference manual for scripting details CHI60S 3 X The document describes how to startup and shutdown the software chapter 1 and also how to operate the main and auxiliary GUIs called Plug Ins chapter 2 and 3 As complimentary information there is a description of the fits headers on Appendix A The CHIRON software system consist really in two applications CHIRON itself and CHIRTEMP that takes care of all the temperatures of the system So to startup shutdown we will refer to both independently Note that CHIRTEMP should usually be running even when the instrument is not in use in the sky so the temperatures are always being logged Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 3 Chapter 1 Getting Things Running 1 1 Hardware Setup Before firing up the CHIRON software there are two hardware parts that should be powered a Orange monsoon controller b Comparison Lamps control box c Motor Control Box slicer focus d Data I O RTD control iodine cell temperatures RTD e Lakeshore temperature controller 1 2 Software Startup The user should be logged into t
9. as been done compared to the total amount of images requested Dark Time shows the total amount of dark time in the current exposure seconds Pause Time shows the total amount of time elapsed since pause in the current exposure seconds Exposure time lower yellow bar shows the total amount of exposure integration time elapsed seconds Done a Dark Time Pause Time ow ooo an 1 00 Exposure Time 0 00 Readout _ 100 Write Proc Controller State State IDLE Figure 2 2 Exposure progress Readout upper cyan bar shows the percentage of current image readout Write progress lower cyan bar shows the percentage of current image write Controller State shows the detector state IDLE EXPOSING READING Image State shows the image state IDLE WAITING WRITING DONE Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 7 2 2 MAIN_GUI gt Temperatures read only The temperatures information area shows the current temperature of different points of interest in the system Currently the only information corresponds to the detector CCD controller but in the future there will be some others added Echelle body coude room temperature etc The upper part shows the temperature name then comes the actual temperature in Celsius degrees and finally an LED that remains green if the correspondent temperature is in reasonable ranges and that turns red when the temperature goes out of t
10. atural expansion and compatibility between systems you can have a common main gui for several different instruments Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 19 3 1 Plug Ins gt DISPLAY The DISPLAY Plug In provides an interface to start and setup the real time display RTD The RTD is a graphic display that shows the last acquired image automatically The DISPLAY feature can currently use ds9 or ximtool as the actual displays This can be set on the configuration files see ECH60S 2 0 on system maintenance To start the DISPLAY Plug In the user can press the Display button at the bottom of the main GUI see 2 7 or press in the Plug Ins drop down menu and select DISPLAY from the list File Edit View Project Operate Tools Wing Oo Figure 3 1 Real Time Display Plug In Enable The round button with the green LED is to enable disable the RTD operation The start button allows to start the actual display device ds9 or ximtool as configured Scaling autoscale if set the RTD module will scale the gray levels as best as possible to have a good contrast In automatic mode it will always represent all the pixel values in the image If set the z1 z2 controls will be disabled grayed out If autoscale is not set then the z1 z2 controls will be available enabled There the user can enter the minimum z1 and maximum z2 pixel value to be represented This allows a better contrast in some de
11. ee in the gui that the old lamp gets turned off before the new one is turned on These interlocks are described in some details in document ECH60S 2 X on software architecture The software also provides a timer to set a maximum on time for the lamp This time is a configurable parameter but it is not available to the user from the GUI but as a configuration file to be edited manually see also ECH60S 2 X In general the user does not need to use this Plug In as the lamp will be automatically handled including the lamp selection when the observation type calibration is selected see 2 5 under observation types gt calibration Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 25 3 4 Plug ins gt IODCEL This Plug In allow a direct and clear manipulation of the iodine cell position This allows the user a manual operation of the comparison lamps The logic of the iodine cell operation is described in detail on document ECH60HF 7 X on RTD Data TO box description and also on document ECH60S 2 X on software architecture so here we will just describe its main aspects The actual control signal for the motor is an OR between the manual switch and the software command File Edit View Project Opera e NI cross manual switch control oDINE l 0 Figure 3 4 Iodine cell Plug In The upper box manual switch show the status of the manual switch name of the switch on top LED
12. he allowed limits alarm Under this condition an actual text warning message is displayed I the async error dialog see 2 4 Figure 2 3 temperatures indicator Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 8 2 3 MAIN_GUI gt TCS read only This part shows the Telescope information as returned by the Telescope Control System TCS by itself Each field box name is self explanatory The information update rate is a parameter see document ECH60S 2 0 on administration but by default it is 3 seconds so the fields will be updated every 3 seconds Figure 2 4 TCS info indicators Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 9 2 4 MAIN_GUI gt ASYNC ERROR box read only An asynchronous message is something not related to any specific command request from the user as a alarm warning etc for example if the CCD temperature is too high etc An error is a condition caused by a direct user command for example if the image could not be written because there is no enough disk space This box displays both errors and asynchronous messages If the asynchronous message is an alarm it may also have another associated action like a beep Figure 2 5 async err box Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 10 2 5 MAIN_GUI gt Exposure Setup write This areas are for the exposure setup itself These fields are all settable by the user It allows to setup the exp
13. he observer s account From the regular X window there are three ways of starting up the software To start CHIRTEMP a Icon click on the desktop icon called start_CHIRTEMP b type in any terminal or console start_CHIRTEMP c type in any terminal or console start application CHIRTEMP In general you should start CHIRTEMP first To start CHIRON a Icon click on the desktop icon called start_CHIRON b type in any terminal or console start_CHIRON c type in any terminal or console start_application CHIRON Note that in both cases if the application is already running the second instance will NOT be started you need to shutdown the running one first So there is no risk of starting CHIRTEMP for example even if it is already running The startup scripts located on HOME apps CHIRON bin and HOME apps bin will startup all the software components detector controller TCS and Lamps modules for detail see document CHI60S 2 X Software architecture The startup process consists of a series of xterm windows green for the Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 application gray for panview the detector controller server showing the startup progress During this process the Main GUI will remain with a busy cursor once all is done the GUI will become active and the cursor will come to normal For details on the startup scripts please see document CHI60S 2 X on arch
14. itecture and maintenance 1 3 Software Shutdown To shutdown the software there are four ways a GUI click on the red Exit button on the main GUI b icon click on the desktop icon called shutdown_CHIRON c type on any terminal or console shutdown_CHIRON d type in any terminal or console shutdown_application CHIRON In all cases a red xterm will appear showing the shutdown process To shutdown CHIRTEMP the procdure is similar but remember that CHIRTEMP should NOT be shutdown normally only if the instrument will be taken apart or the RTDs will be disconnected etc CHIRTEMP should normally be running so it always gather the log files Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 5 Chapter 2 Main GUI Reference When the application has started and it is ready the user is presented with a single window When the startup process started with no failures then the three LEDs on the upper right corner of the GUI should appear GREEN stating that the detector controller TCS connection and temperature controller are initialized and ready Figure 2 1 shows the main GUI and its LEDs Figure 2 1 Main GUI and LEDs Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 6 2 1 MAIN_GUI gt Exposure Progress read only The exposure progress area shows information regarding the image status when an observation is in progress Exp Done upper yellow bar shows the sequence how many images h
15. ming of the motor by clicking in the home upper button The drop down menu allow to use predefined positions this is in fact the most recommended way of using it The predefined positions will take the slicer directly to the specified positon The currently predefined positions are fiber slit narrow_slit slicer If the user moves the motor manually then the predefined drop down will go to none Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 27 3 6 Plug Ins gt FOCUS This Plug In allow a direct manipulation of the focus motor position This allows the user a manual operation of the focus motor The mechanism by which the focus motor moves and its software and hardware components are described somewhere else CHI60S 2 X and CHI60SHF 8 X so here we will just say that the user can command any desired position of the stage in mm or request a homing of the mechanism after which the position will be set to 0 File Edit View Project Operate Tools Window Help Figure 3 6 slicer motor plug in The upper slider is an indicator that shows the actual read position The lower slider is a control that the user can move to select the desired target position The user can also change the lower digital control Note that there is no go button the movement will take place once the user has changed the controls The user can also request a homing of the motor by clicking in the home upper button Chir
16. n software architecture so here we will just describe its main aspects The actual control signal for the each lamps is an OR between the manual switch and the software command The motor control signal is also an OR but now between the lamps control signals So if any lamp is ON the motor will be ON and any lamp will be ON if either its manual switch is ON or the software commands an ON M nis x File Edit View Project Operate Tools Window Help Plualr OT 10pt Application Font llaman Lamps manual switches motor out Figure 3 3 Lamps Plug In The upper boxes manual switches motor out show the status of each manual switch name of the switch on top LED shows on off condition The last of the upper boxes shows the status of the motor labeled as MOTOR The lower boxes show the name of the lamp and the LED shows the status of the actual output control signal The switch in the box indicates the software switch status of software command If the user turns ON the software switch the LED on the same box should also turn on showing that the actual control signal is ON this LED is actually showing a real feedback on the control signal Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 24 The software provides some interlocks to avoid having two lamps turned on at the same time if the user turns on a lamp when the other is on he she will s
17. on User s Manual CTIO 60 inches Chiron CHI60S 1 2 28 Appendix A Header This appendix present some information in the standard header and its meaning To consult how to edit add headers dynamically please refer to document CHI60S 3 0 on scripting Note that we describe only the keywords which are particular to this instrument not the standard fits keywords the keys that belong to the fits standard as NAXIS BZERO etc which are always present in any fits file Effective integration time shutter open time if object dark time if dark EXPTIME 12 Exposure time in secs date time of creation of the fits file DATE 2009 12 22T11 21 51 file creation date YY YY MM DDThh mm ss UT Title of the image as filled in the Observation title main GUI control OBJECT none Name of object observed Name of the observer as filled in the Observer main GUI control OBSERVER observer Type of observation as chosen in the observation type drop down menu in the main GUI IMAGETYP object Type of picture object dark comp etc Image binning in x columns and y rows as selected in the Geometry Plug In CCDSUM 11 On chip summation X Y UT at which the shutter was open This is set internal and has an accuracy of 2 ms UTSHUT 2009 12 22T11 21 31 683 UT of shutter open Number and order of amplifiers in the y vertical and x horizontal directions Set automatically depending on the amplifier
18. osure before it actually starts Figure 2 6 a shows the image setup information Path directory where the image will be written Seq Num initial image number It will increment automatically for every new image Basename base name for images These three variables define the image on disk as lt Path gt lt Basename gt lt Seq Num gt fits The number is set with 4 places and it is left filled with zeros so it always has 4 digits 04d Example if Basename is test and Path is data and Seq Num is 2 the next image will be data test0002 fits q basename 000 q nui Figure 2 6 a Image setup controls Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 11 The red bar shows the available space on the chosen file system the disk where the chosen directory is This is of course read only The check box Set type as basename if checked will make that every time the image type see below changes the base name changes accordingly for example if image type is Dark the image base name will switch to dark etc The check box write image enables or disables writing the image to disk The normal state is TRUE so every image taken is written to disk Figure 2 6 b shows the exposure setup controls Object q Peso Figure 2 6 b exposure setup Observer Observer s name This information will appear on the observer fits key Chiron User s Manual CTIO
19. s in use selected on the readmodes drop down menu in the Geometry Plug In NAMPSYX 22 Num amps in y and x eg 2 2 quad AMPLIST 11 122122 Readout order in y x Image geometry This are standard NOAO WCS keywords They describe the are of the image that corresponds to amplifier ASEC Bias BSEC CCD CSEC Data DSEC trim TSEC The suffix 21 or 22 corresponds to the physical amplifier 21 upper left 22 upper right 11 lower left 12 lower Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 29 right TSEC11 52 2099 1 2056 Good section from det 1 amp 11 ASEC11 1 2048 1 2056 CCD section in read order CSEC11 1 2048 1 2056 CCD section from det 1 amp 11 BSEC11 2100 2149 1 2056 Overscan section from det 1 amp 11 DSECI1 52 2099 1 2056 Data section from det 1 amp 11 TSECI2 2200 4247 1 2056 Good section from det 1 amp 12 ASECI2 4096 2049 1 2056 CCD section in read order CSEC12 2049 4096 1 2056 CCD section from det 1 amp 12 BSEC12 2150 2199 1 2056 Overscan section from det 1 amp 12 DSECI2 2200 4247 1 2056 Data section from det 1 amp 12 TSEC22 2200 4247 2057 4112 Good section from det 1 amp 22 ASEC22 4096 2049 4112 2057 CCD section in read order CSEC22 2049 4096 2057 4112 CCD section from det 1 amp 22 BSEC22 2150 2199 2057 4112 Overscan section from det 1 amp 22 DSEC22 2200 4247 2057 4112 Data section
20. s not need to worry about turning on off the lamp When this type is selected there will also appear a drop down menu to select the position of the IODINE cell IN or OUT Based on the selection the iodine cell will be moved IN or OUT of the light path at the moment of the selection ExpTime sec controls the length in seconds of the integration goes into the exptime key header Exp controls how many exposures to do using all the above settings Comments Any desired commentary This goes into the fits header as a standard fits COMMENT Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 13 Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 14 2 6 MAIN_GUI gt Exposure Control write This allows to start the actual exposure s and to control it once it is in progress Start once the exposure has been setup see 2 5 by clicking this button the exposure will start Pause allows to pause an exposure when it is on the integration phase To resume it press the same button again the label will change to resume Stop Stops an exposure once it is on the integration phase When stopped it will stop integrating and will be readout immediately The headers will show both the requested exposure and the actual exposure see Appendix A headers Abort Aborts an exposure readout This button will cause the exposure to finish immediately but the image will not be readout data will be lost Figure 2 7
21. shows on off condition The lower box show the iodine cell position The LED shows the status of the actual output control signal The switch in the box indicates the software switch status of software command If the user turns ON IN the software switch the LED on the same box should also turn on showing that the actual control signal is ON IN this LED is actually showing a real feedback on the control signal Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 26 3 5 Plug Ins gt SLICER This Plug In allow a direct manipulation of the image slicer motor position This allows the user a manual operation of the slicer motor The mechanism by which the slicer motor moves and its software and hardware components are described somewhere else CHI60S 2 X and CHI60SHF 8 X so here we will just say that the user can command any desired position of the stage in mm or request a homing of the mechanism after which the position will be set to 0 E N ois m File Edit View Project Operate Tools Window Help one 5551 LOSE HOM Figure 3 5 slicer motor plug in The upper slider is an indicator that shows the actual read position The lower slider is a control that the user can move to select the desired target position The user can also change the lower digital control Note that there is no go button the movement will take place once the user has changed the controls The user can also request a ho
22. sired area only The indicators right to the z1 and z2 controls indicates the current z1 z2 values either manual or the last automatic ones if autoscale is selected strip_overscan if this box is checked the display will strip the overscan after the image has been read Note that it does so for display purposes only the actual image is not touched This stripping is done Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 20 by invoking a python script autodisplay py that uses pyraf to re display the image The script s description can be found in document ECH60 2 X Software architecture Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 21 3 2 Plug Ins gt GEOMETRY This Plug In allow to change image geometry speed variables parameters that can make the image smaller or have a different aspect ratio etc j R j O Pan om AS A Figure 3 2 Geometry Plug In Readmodes Amplifiers select what amplifer to use quad use all four amplifers This is the default and normal readout upperboth use both upper right and upper left amplifiers Speed select the readout speed to use fast noisier or slow Binning x binning in columns y binning in rows Apply apply binning changes ROI Select region of interest sub window to read Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 22 Enable enables the selected ROI Disable go back to full frame mode X start starting column of interest
23. where lt name gt is the name that appears in the table for example geom_Fiber etc Note that if the user changes manually any of the items that a mode predefines the predefined mode will go automatically to none because the state of each parameter is no longer guaranteed to correspond Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 17 2 8 MAIN_GUI gt Plugins write This area allows to access any Plug In that may be available A Plug In is a sub gui that allows to perform an specific task It is an expansion to the functions of the main gui New Plug Ins can be added at any time The Select PP drop down menu will show any available Plug In The buttons Display and Geometry call some generic and useful Plug Ins described next The currently available Plug Ins are described in th following chapter Select PI Display Figure 2 9 Plug Ins drop down Chiron User s Manual CTIO 60 inches Chiron CHI60S 1 2 18 Chapter 3 Plug Ins Reference The Plug Ins are expansions to the main GUI functionality They are auxiliary guis that are specific to some specific tasks The advantage of using Plug Ins is that the main GUI does not get crowed with functionality that may not be used all the time it allows to keep the man GUI as simple as possible Also It makes very easy to add functionality afterwards without affecting the main GUI It provides modularity and the capability of n
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