lulin-0003 Data Log

/private/automount/Users/wet/xcov24/pg0048/red/lulin-0003.datalog:  Reduction Log for lulin-0003

Reducer:		wet
File:			/private/automount/Users/wet/xcov24/pg0048/raw/lulin-0003
File format:		XQED data
Reduction date & time:	14 October 2004 00:40:20
Observers:		CW Chen, WS Hsiao
Run name:		lulin-0003
Acquisition software:	UNKNOWN
Extraction software:	UNKNOWN
Object:			PG0048
Observatory:		Lulin Observatory
Telescope:		1.0m
Number of channels:	4
Number of data points:	377

	TIME INFORMATION
Start Date & time (UT):	13 October 2004 17:51:47.000
End Date & time (UT):	13 October 2004 20:03:02.000
Exposure time (s):	10.000000
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_CLEAR
Aperture size (pixels):	0.000000
Aperture shape:		SQUARE

	CHANNEL INFORMATION
Channel 1
    TYPE:  Data		AP SCALE: 1.0000	SKY:  Channel 2
Channel 2
    TYPE:  Sky		AP SCALE: 1.0000	SMOOTHING:  1
Channel 3
    TYPE:  Comparison	AP SCALE: 1.0000	SKY:  Channel 2
Channel 4
    TYPE:  Comparison	AP SCALE: 1.0000	SKY:  Channel 2

	REDUCTION OPERATIONS SUMMARY
Reduction started: 14 October 2004 00:40:20 UTC
SKY SUBTRACTION: Channels 1 3 4 
CHANNEL DIVISION: Channels 1 
FIT CURVE: Channel 1
CHANNEL DIVISION: Channels 4 
FIT CURVE: Channel 4
Barycentric correction: (496.665103 : 496.580756)
Leap second correction: (64.184 : 64.184)

	CHANNEL 1 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
CHAN_DIV: Ch 1 divided by Ch 4, smoothing factor 1
FIT: Type POLYNOMIAL Order 2 Range 0-376 Error 44.876164
FIT: C0 119301.827727 C1 -0.023030 C2 -0.000082
Channel 1 average data value: 117445.778

	CHANNEL 2 OPERATIONS
Channel 2 average data value: 85196.285

	CHANNEL 3 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
Channel 3 average data value: 23735.157

	CHANNEL 4 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
CHAN_DIV: Ch 4 divided by Ch 3, smoothing factor 0
FIT: Type POLYNOMIAL Order 2 Range 0-376 Error 194.924119
FIT: C0 227318.008448 C1 2.149025 C2 -0.000249
Channel 4 average data value: 230711.304


	SKY POINTS
 CH  1 CH  2 CH  3 CH  4
========================================================================

	GARBAGE POINTS
 CH  1 CH  2 CH  3 CH  4
========================================================================
     1                 1
     2                 2
     3                 3
     4                 4
     5                 5
     6                 6
     7                 7
   127               127
                     197