phot082003 Data Log

phot082003s.datalog:  Reduction Log for phot082003s.out

Reducer:		Andrzej
File:			/wet/xcov23/kpd1930/raw/phot082003s.out
File format:		XQED data
Reduction date & time:	24 August 2003 03:05:34
Observers:		Judi Provencal , Danny Childers , Jack Fisher , Harry Shipman 
Run name:		photo082003s
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:	1780

	TIME INFORMATION
Start Date & time (UT):	20 August 2003 00:36:37.000
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):	5.100000
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: 24 August 2003 03:05:34 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 Ch 2
FIT: Type POLYNOMIAL Order 1 Range 0-1779 Error 28.051180
FIT: C0 17198.248047 C1 0.009487
Channel 1 average data value: 17317.496
Channel 1 barycentric correction: 302.787
Channel 1 leap second correction: 64.184
Channel 1 average data value: 17314.309
Channel 1 barycentric correction: 302.787
Channel 1 leap second correction: 64.184

	CHANNEL 2 OPERATIONS
Channel 2 average data value: 1069.561
Channel 2 barycentric correction: 302.787
Channel 2 leap second correction: 64.184
Channel 2 average data value: 1069.561
Channel 2 barycentric correction: 302.787
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: 15405.310
Channel 3 barycentric correction: 302.787
Channel 3 leap second correction: 64.184
Channel 3 average data value: 15405.310
Channel 3 barycentric correction: 302.787
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: 4727.462
Channel 4 barycentric correction: 302.787
Channel 4 leap second correction: 64.184
Channel 4 average data value: 4727.462
Channel 4 barycentric correction: 302.787
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
========================================================================
     5                  
    14                  
    38                  
   832                  
  1083                  
  1509                  
  1511                  
  1512