phot082503 Data Log

phot082503.datalog:  Reduction Log for phot082503.out

Reducer:		Andrzej
File:			/wet/xcov23/kpd1930/raw/phot082503.out
File format:		XQED data
Reduction date & time:	26 August 2003 00:10:02
Observers:		Judi Provencal, Danny Childers, Jack Fisher Y
Run name:		photo082503.txt
Acquisition software:	CCDSOFT V4
Extraction software:	AIP4WIN 
Object:			KPD 1930+2752
Observatory:		Mt. Cuba Observatory
Telescope:		0.6m
Number of channels:	4
Number of data points:	959

	TIME INFORMATION
Start Date & time (UT):	25 August 2003 00:22:15.000
Exposure time (s):	10.000000
Readout time (s):	3.750000
Cycle time (s):		13.750000
Drift (s):		8.500000
File time format:	TIME_FITS_FORMAT

	PHOTOMETER INFORMATION
Photometer name:	Mt. Cuba Ap7p CCD
Photometer type:	CCD
Filter:			CLEAR
Aperture setup:		One sky for all apertures
Aperture size (pixels):	5.600000
Aperture shape:		ANNULAR
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: 26 August 2003 00:10:02 UTC
SKY SUBTRACTION: Channels 1 3 4 
SKY DIVISION: Channels 1 
FIT CURVE: Channel 1

	CHANNEL 1 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
SKY_DIV:  Ch 1 divided by all comparison channels, smoothing factor 1
FIT: Type POLYNOMIAL Order 1 Range 0-958 Error 17.516220
FIT: C0 20114.093750 C1 0.028194
Channel 1 average data value: 20309.700
Channel 1 barycentric correction: 289.763
Channel 1 leap second correction: 64.184

	CHANNEL 2 OPERATIONS
Channel 2 average data value: 1350.385
Channel 2 barycentric correction: 289.763
Channel 2 leap second correction: 64.184

	CHANNEL 3 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
Channel 3 average data value: 20439.303
Channel 3 barycentric correction: 289.763
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: 69059.545
Channel 4 barycentric correction: 289.763
Channel 4 leap second correction: 64.184


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

	GARBAGE POINTS
 CH  1 CH  2 CH  3 CH  4
========================================================================
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