Summary Page for AO4 CALIBRATION OBSERVATIONS TO MEASURE THE MIRROR VIGNETTING
AO4 CALIBRATION OBSERVATIONS TO MEASURE THE MIRROR VIGNETTING

Target: G21.5-0.9[Chip S3, T=120, Offsets=-1,5,11.7]

Chandra
X-ray
Center

PI: Dr. CXC Calibration 
Seq Num: 590318
Obs ID: 4353
Instrument: ACIS




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Full Field with Sources
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Full Field with Sources
Full Field with Sources



List of the Brighest Sources in the Field
RA[deg] DEC[deg] NET_COUNTS[count] NET_COUNTS_ERR[count] SNR
278.390150 -10.568799 2258.916748 74.743202 30.222370
278.368098 -10.402358 318.105011 21.521759 14.780622
278.365723 -10.589818 78.234482 13.486034 5.801148
278.386122 -10.570133 123.750000 33.949421 3.645128
278.638632 -10.521317 29.075863 8.593795 3.383355
278.390205 -10.564774 129.250000 38.779259 3.332967
278.317680 -10.393399 29.359821 8.819457 3.328983
278.506129 -10.464667 21.714285 6.589105 3.295483
278.355823 -10.543082 19.000000 5.819849 3.264689
278.543691 -10.355542 22.636364 7.490889 3.021853


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