Palomar Quest Photometric Calibration

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Palomar Quest Photometric Calibration
- Extinction correction - M0 vs x and M - M0 vs
x, M, and Nsky (U and B band)
DLR 2005 Apr 10
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U-band Relative Extinctions No Sky Correction
20040528 70 moon
20040524 30 moon
20040520 4 moon
20040518 0 moon
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U-band Relative Extinctions With Sky Correction
20040528 70 moon
20040524 30 moon
20040520 4 moon
20040518 0 moon
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Quest CCD Linearity
Signal (du)
50 du/pixel
Exposure time (s)
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U-band Calibration Error 2004 05 28
Before
After
Mag Error 0.0 - 0.1
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U-band Calibration Error 2004 05 28
Before
After
Mag Error 0 .1 - 0.2
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U-band Calibration Error 2004 05 28
Before
After
Mag Error 0.2 - 0.3