lulin_030823_kpd Data Log

lulin_030823_kpd.datalog:  Reduction Log for lulin_030823_kpd.dat

Reducer:		wet
File:			/wet/xcov23/kpd1930/raw/lulin_030823_kpd.dat
File format:		XQED data
Reduction date & time:	23 August 2003 21:57:00
Observers:		Wen-Ping Chen, Hung-Chin Lin, Chin-Wei Chen, Yang-Shyang Li
Run name:		lulin_030823_kpd
Acquisition software:	?
Extraction software:	?
Object:			KPD 1930+2752
Observatory:		Lulin Observatory
Telescope:		1.0m
Number of channels:	4
Number of data points:	1516

	TIME INFORMATION
Start Date & time (UT):	23 August 2003 11:42:10.000
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:	CCD Example Entry
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: 23 August 2003 21:57:00 UTC
SKY SUBTRACTION: Channels 1 3 4 
EXTINCTION: Channels 1 3 4 
SKY DIVISION: Channels 1 
FIT CURVE: Channel 1
MATH: ADDITION Channel 1

	CHANNEL 1 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
EXTINC:  Channel 1 extinction coefficient 0.250000
SKY_DIV:  Ch 1 divided by Ch 2
FIT: Type POLYNOMIAL Order 1 Range 547-1051 Error 79.483032
FIT: C0 150899.421875 C1 0.562954
MATH: ADDITION Range 0-546 Value 3000.000000
Channel 1 average data value: 158403.064
Channel 1 barycentric correction: 293.974
Channel 1 leap second correction: 64.184

	CHANNEL 2 OPERATIONS
Channel 2 average data value: 85150.369
Channel 2 barycentric correction: 293.974
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 0.250000
Channel 3 average data value: 144205.751
Channel 3 barycentric correction: 293.974
Channel 3 leap second correction: 64.184

	CHANNEL 4 OPERATIONS
SKY_SUB:  Channel 2 subtracted, smoothed by 1, sky ratio 1.000000
EXTINC:  Channel 4 extinction coefficient 0.250000
Channel 4 average data value: 259361.556
Channel 4 barycentric correction: 293.974
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
========================================================================
     0           0     0
     1           1     1
   487         487   487
   488         488   488
   489         489   489
   490         490   490
   491         491   491
   492         492   492
   493         493   493
   494         494   494
   495         495   495
   496        1051  1051
  1050                  
  1051