gv30801.datalog: Reduction Log for gv30801
Reducer: wet
File: /wet/xcov23/kpd1930/raw/gv30801
File format: Quilt 9
Reduction date & time: 23 August 2003 19:53:38
Observers: G. Vaucl
Run name: gv30801
Acquisition software: Quilt 9
Extraction software: Quilt 9
Object: KPD 1930+2752
Observatory: Observatoire Haute-Provence
Telescope: 1.93m
Number of channels: 3
Number of data points: 1917
TIME INFORMATION
Start Date & time (UT): 22 August 2003 21:27:00.000
Exposure time (s): 5.000000
Readout time (s): 0.000000
Cycle time (s): 0.000000
Drift (s): 0.000000
File time format: TIME_PMT_SYSTEM
PHOTOMETER INFORMATION
Photometer name: Chevreton
Photometer type: PMT
Filter: CLEAR
Aperture setup: One sky for all apertures
Aperture size (pixels): 0.000000
Aperture shape: Circle
Aperture scaling: 1.00 1.00 1.00
CHANNEL INFORMATION
Channel 1: DATA CHANNEL SKY: Channel 3
Channel 2: COMP CHANNEL SKY: Channel 3
Channel 3: SKY CHANNEL Smoothing: 1
REDUCTION OPERATIONS SUMMARY
Reduction started: 23 August 2003 19:53:38 UTC
DEAD TIME REDUCTION: Channels 1 2 3
SKY SUBTRACTION: Channels 1 2
EXTINCTION: Channels 1 2
MATH: ADDITION Channel 2
SKY DIVISION: Channels 1
FIT CURVE: Channel 1
CHANNEL 1 OPERATIONS
DEAD: Ch 1 Time = 15.00ns Maximum loss is 0.240% at point 539
SKY_SUB: Channel 3 subtracted, smoothed by 1, sky ratio 1.060286
EXTINC: Channel 1 extinction coefficient 0.250000
SKY_DIV: Ch 1 divided by Ch 1
FIT: Type POLYNOMIAL Order 1 Range 0-1916 Error 48.271145
FIT: C0 61585.023438 C1 -0.635813
Channel 1 average data value: 58205.423
Channel 1 barycentric correction: 295.558
Channel 1 leap second correction: 64.184
CHANNEL 2 OPERATIONS
DEAD: Ch 2 Time = 15.00ns Maximum loss is 0.239% at point 332
SKY_SUB: Channel 3 subtracted, smoothed by 1, sky ratio 2.275613
EXTINC: Channel 2 extinction coefficient 0.250000
MATH: ADDITION Range 950-1876 Value 5928.000000
Channel 2 average data value: 26923.500
Channel 2 barycentric correction: 295.558
Channel 2 leap second correction: 64.184
CHANNEL 3 OPERATIONS
DEAD: Ch 3 Time = 15.00ns Maximum loss is 0.091% at point 0
Channel 3 average data value: 24927.816
Channel 3 barycentric correction: 295.558
Channel 3 leap second correction: 64.184
SKY POINTS
CH 1 CH 2 CH 3
========================================================================
0 0
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
13 13
14 14
15 15
16 16
17 17
18 18
19 19
20 20
21 21
22 22
23 23
24 24
25 25
26 26
27 27
28 28
29 29
30 30
31 31
32 32
33 33
34 34
35 35
36 36
37 37
1877 1877
1878 1878
1879 1879
1880 1880
1881 1881
1882 1882
1883 1883
1884 1884
1885 1885
1886 1886
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1906 1906
1907 1907
1908 1908
1909 1909
1910 1910
1911 1911
1912 1912
1913 1913
1914 1914
1915 1915
1916 1916
GARBAGE POINTS
CH 1 CH 2 CH 3
========================================================================
38 38
39 1876
40
41
42
43
44
45
46
47
48
49
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52
53
54
55
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253
846
847
848
896
897
910
911
912
913
914
915
916
917
918
919
923
924
925
1239
1358
1876