phot081403 Data Log

phot081403.datalog:  Reduction Log for phot081403.out

Reducer:		Reed Riddle
File:			/wet/xcov23/kpd1930/raw/phot081403.out
File format:		XQED data
Reduction date & time:	19 August 2003 23:49:35
Observers:		Judi      , Danny     , Jack      
Run name:		phot081403t.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:	1343

	TIME INFORMATION
Start Date & time (UT):	15 August 2003 01:26:02.000
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):	0.400000
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: 19 August 2003 23:49:35 UTC
SKY SUBTRACTION: Channels 1 3 4 
SKY DIVISION: Channels 1 
SKY DIVISION: Channels 1 
EXTINCTION: Channels 1 
FIT CURVE: Channel 1
EXTINCTION: Channels 3 4 

	CHANNEL 1 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
SKY_DIV:  Ch 1 divided by Ch 136182008
SKY_DIV:  Ch 1 divided by Ch 135521872
EXTINC:  Channel 1 extinction coefficient 0.250000
FIT: Type POLYNOMIAL Order 1 Range 0-1342 Error 13.791583
FIT: C0 11478.552734 C1 0.123964

	CHANNEL 2 OPERATIONS

	CHANNEL 3 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
EXTINC:  Channel 3 extinction coefficient 0.250000

	CHANNEL 4 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
EXTINC:  Channel 4 extinction coefficient 0.250000


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

	GARBAGE POINTS