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Detectors

WFC4

Bias, Overscan
Gain, Noise

HRC1

Bias, Overscan
Gain, Noise
CTE

SBC

Darks
Flats
Throughput

Shutter

Shading, accuracy

PSF

Encircled energy

Internal Count Rates

HRC1, WFC4
SBC

FLASH

HRC1, WFC4

Dispersers

Grism
Prism

Stray Light

Light leak
Filter dust


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Last updated
04 January 2002 18:13:22

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Printable version

Table 2 : HRC Gain - Flat Fields

Cal. Log
Numbers
texp
[s]
THRC
[C]
Filter Plots Gain
[e-/DN]
Comments
5338 & 5339
5340 & 5341
Bias: 5336
1.0
2.0
-72 F625W
F625W
Slope
Histogram
1.139 AMP B,
11 March 1999,
Tungsten-3
5408 & 5409
5410 & 5411
Bias: 5406
1.0
2.0
-84 F625W
F625W
Slope
Histogram
1.122 AMP B,
11 March 1999,
Tungsten-3
5444 & 5445
5446 & 5447
Bias: 5442
1.0
2.0
-80 F625W
F625W
Slope
Histogram
1.122 AMP B,
12 March 1999,
Tungsten-3
5480 & 5481
5482 & 5482
Bias: 5478
1.0
2.0
-82 F625W
F625W
Slope
Histogram
1.128 AMP B,
12 March 1999,
Tungsten-3
5707 & 5708
5709 & 5710
Bias: 5705
1.0
2.0
-92.8 F625W
F625W
Slope
Histogram
1.123 AMP B,
13 March 1999,
Tungsten-3