lulin_030828_hs2201 Data Log

lulin_030828_hs2201.datalog:  Reduction Log for lulin_030828_hs2201.dat

Reducer:		Reed Riddle
File:			/wet/xcov23/hs2201/raw/lulin_030828_hs2201.dat
File format:		XQED data
Reduction date & time:	29 August 2003 00:07:56
Observers:		Wen-Ping Chen, Hung-Chin Lin, Chin-Wei Chen, Yang-Shyang Li
Run name:		lulin_030828_hs2201
Acquisition software:	unknown
Extraction software:	unknown
Object:			HS 2201+2610
Observatory:		Lulin Observatory
Telescope:		1.0m
Number of channels:	4
Number of data points:	310

	TIME INFORMATION
Start Date & time (UT):	28 August 2003 18:59:25.000
Exposure time (s):	10.000000
Readout time (s):	0.000000
Cycle time (s):		0.000000
Drift (s):		0.000000
File time format:	TIME_FITS_FORMAT

	PHOTOMETER INFORMATION
Photometer name:	Lulin CCD
Photometer type:	CCD
Filter:			CLEAR
Aperture setup:		One sky for all apertures
Aperture size (pixels):	0.000000
Aperture shape:		SQUARE
Aperture scaling:	1.00 1.00 1.00 1.00 

	CHANNEL INFORMATION
Channel 1:	DATA CHANNEL	SKY:  Channel 2
Channel 2:	SKY CHANNEL	Smoothing: 1
Channel 3:	COMP CHANNEL	SKY:  Channel 2
Channel 4:	COMP CHANNEL	SKY:  Channel 2

	REDUCTION OPERATIONS SUMMARY
Reduction started: 29 August 2003 00:07:56 UTC
SKY SUBTRACTION: Channels 1 3 4 
EXTINCTION: Channels 1 3 
FIT CURVE: Channel 1

	CHANNEL 1 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
EXTINC:  Channel 1 extinction coefficient 0.130000
FIT: Type POLYNOMIAL Order 1 Range 0-309 Error 78.909309
FIT: C0 120183.976562 C1 -0.244906
Channel 1 average data value: 119509.777
Channel 1 barycentric correction: 406.552
Channel 1 leap second correction: 64.184

	CHANNEL 2 OPERATIONS
Channel 2 average data value: 39456.970
Channel 2 barycentric correction: 406.552
Channel 2 leap second correction: 64.184

	CHANNEL 3 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
EXTINC:  Channel 3 extinction coefficient 0.100000
Channel 3 average data value: 365543.517
Channel 3 barycentric correction: 406.552
Channel 3 leap second correction: 64.184

	CHANNEL 4 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
Channel 4 average data value: 193563.071
Channel 4 barycentric correction: 406.552
Channel 4 leap second correction: 64.184


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

	GARBAGE POINTS