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Table A.1

Parameters used in the persistence masking algorithm.

Detector Threshold 1 Threshold 2 Saturation

1 4567 32 000a 30 000
2 12 102 NaNa 39 300
3 1695 12 094 39 200
4 2959 18 417 38 900
5 6000 19 639 31 000
6 4773 22 287 32 200
7 9774 19 525 30 000
8 2206 31 632 39 300
9 7480 33 431 40 800
10 5508 NaN 34 000
11 11 919 NaN 40 200
12 1449 12 045 32 000
13 972 13 391 41 400
14 5489 NaN 40 200
15 7662 NaN 34 000
16 8393 NaN 41 800

Notes. The units are gain-normalised ADU, as used in the individual images reduced by CASU, see Sect. 3.2. “NaN” (Not a Number) indicates that no threshold was set.

(a)

This threshold was subsequently found to be too high.

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