vlt-0004 Data Log
/private/automount/Users/wet/xcov24/rxj2117/red/vlt-0004.datalog: Reduction Log for vlt-0004.dat
Reducer: wet
File: /private/automount/Users/wet/xcov24/rxj2117/raw/vlt-0004.dat
File format: XQED data
Reduction date & time: 7 October 2004 04:42:34
Observers: Gerald Handler
Run name: vlt-0004.dat
Acquisition software: MaxIm DL
Extraction software: IRAF APPHOT
Object: RXJ 2117+3412
Observatory: Vienna Observatory
Telescope: Vienna Little Telescope
Number of channels: 7
Number of data points: 1188
TIME INFORMATION
Start Date & time (UT): 6 October 2004 17:04:10.000
End Date & time (UT): 6 October 2004 23:57:26.000
Exposure time (s): 15.000000
Readout time (s): 0.000000
Cycle time (s): 0.000000
Drift (s): 0.000000
File time format: FITS_FORMAT
PHOTOMETER INFORMATION
Photometer name: Generic CCD
Photometer type: CCD
Filter: FILTER_OTHER
Aperture size (pixels): 6.300000
Aperture shape: ANNULAR
CHANNEL INFORMATION
Channel 1
TYPE: Data AP SCALE: 1.0000 SKY: Channel 7
Channel 2
TYPE: Comparison AP SCALE: 1.0000 SKY: Channel 7
Channel 3
TYPE: Comparison AP SCALE: 1.0000 SKY: Channel 7
Channel 4
TYPE: Comparison AP SCALE: 1.0000 SKY: Channel 7
Channel 5
TYPE: Comparison AP SCALE: 1.0000 SKY: Channel 7
Channel 6
TYPE: Comparison AP SCALE: 1.0000 SKY: Channel 7
Channel 7
TYPE: Sky AP SCALE: 1.0000 SMOOTHING: 1
REDUCTION OPERATIONS SUMMARY
Reduction started: 7 October 2004 04:42:34 UTC
SKY SUBTRACTION: Channels 1 2 3 4 5 6
CHANNEL DIVISION: Channels 1 3
EXTINCTION: Channels 1
UNDO: EXTINCTION undone in Channel 1!
EXTINCTION: Channels 1
FIT CURVE: Channel 1
FIT CURVE: Channel 3
Barycentric correction: (273.027270 : 271.985641)
Leap second correction: (64.184 : 64.184)
CHANNEL 1 OPERATIONS
SKY_SUB: Channel 7 subtracted, smoothed by 1, sky ratio 1.000000
CHAN_DIV: Ch 1 divided by Ch 2, 3, 4, 5, smoothing factor 1
EXTINC: Channel 1 extinction coefficient 0.120000
FIT: Type POLYNOMIAL Order 5 Range 0-1187 Error 3.823745
FIT: C0 16199.175255 C1 0.044402 C2 -0.000029 C3 0.000000 C4 -0.000000 C5 0.000000
Channel 1 average data value: 15840.142
CHANNEL 2 OPERATIONS
SKY_SUB: Channel 7 subtracted, smoothed by 1, sky ratio 1.000000
Channel 2 average data value: 24548.545
CHANNEL 3 OPERATIONS
SKY_SUB: Channel 7 subtracted, smoothed by 1, sky ratio 1.000000
CHAN_DIV: Ch 3 divided by Ch 5, smoothing factor 1
FIT: Type POLYNOMIAL Order 5 Range 0-1187 Error 4.364285
FIT: C0 28586.488147 C1 -0.119936 C2 0.000032 C3 -0.000000 C4 0.000000 C5 -0.000000
Channel 3 average data value: 28486.681
CHANNEL 4 OPERATIONS
SKY_SUB: Channel 7 subtracted, smoothed by 1, sky ratio 1.000000
Channel 4 average data value: 24950.657
CHANNEL 5 OPERATIONS
SKY_SUB: Channel 7 subtracted, smoothed by 1, sky ratio 1.000000
Channel 5 average data value: 26811.908
CHANNEL 6 OPERATIONS
SKY_SUB: Channel 7 subtracted, smoothed by 1, sky ratio 1.000000
Channel 6 average data value: 159782.220
CHANNEL 7 OPERATIONS
Channel 7 average data value: 0.000
SKY POINTS
CH 1 CH 2 CH 3 CH 4 CH 5 CH 6 CH 7
========================================================================
GARBAGE POINTS
CH 1 CH 2 CH 3 CH 4 CH 5 CH 6 CH 7
========================================================================
3 337
316 340
337 343
342 344
343 345
347 347
352 348
353 350
355 351
360 355
362 360
411 361
814 366
929 1104
938 1173
974
976
982
991
993
1084
1091
1092
1093
1094
1096
1099
1104
1105
1108
1135
1168
1170
1171
1174
1175
1177
1182
1183
1188