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Fermi Calibration Data in the HEASARC Calibration Database

Fermi Calibration Data in the HEASARC Calibration Database

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CAL Memo CAL/GLAST/2007-001 9<br />

Table 1: Values of <strong>the</strong> CCNM0001 keyword <strong>in</strong> <strong>Fermi</strong> CALDB calibration files.<br />

CCNM0001 Value INSTRUME FSSC Des. 1 Sample File CAL DESC Comment<br />

DET GAIN GBM GS-005 glg spechist <br />

v.fit+<br />

DET BIN GBM GS-007 glg lut <br />

v.fit<br />

Spectral<br />

Ga<strong>in</strong> History<br />

for Detector<br />

NAI 00<br />

Spectral Ga<strong>in</strong><br />

History for<br />

GBM Detector<br />

XXX YY.<br />

w=N or B for<br />

NaI or BGO;<br />

x=HEX detector<br />

number;<br />

yymmdd =<br />

date covered<br />

by <strong>the</strong> file;<br />

zz = version<br />

number<br />

GBM PHA LUT GBM PHA<br />

Look up table;<br />

ww = (ct for<br />

ctime,cs for<br />

cspec); zzz =<br />

nai or bgo;<br />

yymmdd=date<br />

of start of table<br />

validity; fff =<br />

fraction of day;<br />

xx= version<br />

number

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