IRAC Instrument Handbook - IRSA - California Institute of Technology
IRAC Instrument Handbook - IRSA - California Institute of Technology
IRAC Instrument Handbook - IRSA - California Institute of Technology
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<strong>IRAC</strong> BCD File Header 170<br />
<strong>IRAC</strong> <strong>Instrument</strong> <strong>Handbook</strong><br />
BUNIT = 'MJy/sr ' / Units <strong>of</strong> image data<br />
FLUXCONV= 0.6074 / Flux Conv. factor (MJy/sr per DN/sec)<br />
GAIN = 3.8 / e/DN conversion<br />
RONOISE = 9.1 / [Electrons] Readout Noise from Array<br />
ZODY_EST= 1.977768 / [MJy/sr] Zodiacal Background Estimate<br />
ISM_EST = 0.1727364 / [MJy/sr] Interstellar Medium Estimate<br />
CIB_EST = 0. / [MJy/sr] Cosmic Infrared Background Estimate<br />
SKYDRKZB= 1.934454 / [MJy/sr] Zodiacal Background Est <strong>of</strong> Subtracted<br />
SKYDKMED= -1.472912 / [MJy/sr] Median <strong>of</strong> Subtracted Skydark<br />
SKDKRKEY= 29840640 / Skydark AOR Reqkey<br />
SKDKTIME= 2. / [sec] Skydark AOR Duration Time<br />
SKDKFDLY= 11.97 / [sec] Average Frame Delay Time <strong>of</strong> Skydark<br />
SKDKIDLY= 11.97 / [sec] Average Immediate Delay Time <strong>of</strong> Skydark<br />
/ <strong>IRAC</strong> MAPPING KEYWORDS<br />
READMODE= 'FULL ' / Readout mode (full or sub)<br />
/ INSTRUMENT TELEMETRY DATA<br />
ASHTCON = 2 / Shutter condition (1:closed, 2: open)<br />
AWEASIDE= 0 / WEA side in use (0:B, 1:A)<br />
ACTXSTAT= 0 / Cmded transcal status<br />
ATXSTAT = 0 / transcal status<br />
ACFLSTAT= 0 / Cmded floodcal status<br />
AFLSTAT = 0 / floodcal status<br />
AVRSTUCC= -3.4 / [Volts] Cmded VRSTUC Bias<br />
AVRSTBEG= -3.3878126 / [Volts] VRSTUC Bias at start integration<br />
AVDETC = -4. / [Volts] Cmded VDET Bias<br />
AVDETBEG= -3.9877046 / [Volts] VDET Bias at start <strong>of</strong> integration<br />
AVGG1C = -3.45 / [Volts] Cmded VGG1 Bias<br />
AVGG1BEG= -3.4382206 / [Volts] VGG1 Bias at start <strong>of</strong> integration<br />
AVDDUCC = -3. / [Volts] Cmded VDDUC Bias<br />
AVDDUBEG= -2.9828275 / [Volts] VDDUC Bias at start integration<br />
AVGGCLC = 0. / [Volts] Cmnded VGGCL clock rail voltage<br />
AVGGCBEG= 0. / [Volts] VGGCL clock rail voltage<br />
AHTRIBEG= 150.05788 / [uAmps] Heater current at start <strong>of</strong> integ<br />
AHTRVBEG= 1.9357675 / [Volts] Heater Voltage at start integ.<br />
AFPAT2B = 6.0626999 / [Deg_K] FPA Temp sensor #2 at start integ.<br />
AFPAT2BT= 1114416.9 / [Sec] FPA Temp sensor #2 time tag<br />
AFPAT2E = 6.0626999 / [Deg_K] FPA temp sensor #2, end integ.<br />
AFPAT2ET= 1114416.9 / [Sec] FPA temp sensor #2 time tag<br />
ACTENDT = 20.925428 / [Deg_C] C&T board thermistor<br />
AFPECTE = 18.04231 / [Deg_C] FPE control board thermistor<br />
AFPEATE = 21.025127 / [Deg_C] FPE analog board thermistor<br />
ASHTEMPE= 22.11418 / [Deg_C] Shutter board thermistor<br />
ATCTEMPE= 23.272451 / [Deg_C] Temp. controller board thermistor<br />
ACETEMPE= 20.864466 / [Deg_C] Calib. electronics board thermistor<br />
APDTEMPE= 20.98639 / [Deg_C] PDU board thermistor<br />
ACATMP1E= 1.302006 / [Deg_K] CA Temp, Foot 2<br />
ACATMP2E= 1.2846904 / [Deg_K] CA Temp, Foot 1<br />
ACATMP3E= 1.3177339 / [Deg_K] CA Temp, Shutter<br />
ACATMP4E= 1.3142446 / [Deg_K] CA Temp, Top OMH<br />
ACATMP5E= 1.3122628 / [Deg_K] CA Temp, Bottom OMH
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