loi_hs_0309a Data Log

loi_hs_0309a.datalog:  Reduction Log for loi_hs_0309a

Reducer:		Reed Riddle
File:			/wet/xcov23/hs2201/raw/loi_hs_0309a
File format:		Quilt 9
Reduction date & time:	 9 September 2003 21:26:35
Observers:		 marinoni-bernabe
Run name:		loi_hs_0309a
Acquisition software:	Quilt 9
Extraction software:	Quilt 9
Object:			HS 2201+2610
Observatory:		Bologna Astronomical Obs.
Telescope:		1.5m
Number of channels:	3
Number of data points:	1306

	TIME INFORMATION
Start Date & time (UT):	 3 September 2003 19:54:20.000
Exposure time (s):	10.000000
Readout time (s):	0.000000
Cycle time (s):		0.000000
Drift (s):		0.000000
File time format:	TIME_PMT_SYSTEM

	PHOTOMETER INFORMATION
Photometer name:	Loiano TTCP
Photometer type:	PMT
Filter:			CLEAR
Aperture setup:		One sky for all apertures
Aperture size (pixels):	0.000000
Aperture shape:		Circle
Aperture scaling:	1.00 1.00 1.00 

	CHANNEL INFORMATION
Channel 1:	DATA CHANNEL	SKY:  Channel 3
Channel 2:	COMP CHANNEL	SKY:  Channel 3
Channel 3:	SKY CHANNEL	Smoothing: 9

	REDUCTION OPERATIONS SUMMARY
Reduction started:  9 September 2003 21:26:35 UTC
DEAD TIME REDUCTION: Channels 1 2 3 
SKY SUBTRACTION: Channels 1 2 
SKY DIVISION: Channels 1 
EXTINCTION: Channels 1 

	CHANNEL 1 OPERATIONS
DEAD:  Ch 1  Time = 25.00ns Maximum loss is 0.253% at point 6
SKY_SUB:  Channel 3 subtracted, smoothed by 9, sky ratio 2.478091
SKY_DIV:  Ch 1 divided by all comparison channels, smoothing factor 1
EXTINC:  Channel 1 extinction coefficient 0.140000
Channel 1 average data value: 59242.961
Channel 1 barycentric correction: 410.581
Channel 1 leap second correction: 64.184

	CHANNEL 2 OPERATIONS
DEAD:  Ch 2  Time = 25.00ns Maximum loss is 1.995% at point 340
SKY_SUB:  Channel 3 subtracted, smoothed by 9, sky ratio 2.667075
Channel 2 average data value: 747744.821
Channel 2 barycentric correction: 410.581
Channel 2 leap second correction: 64.184

	CHANNEL 3 OPERATIONS
DEAD:  Ch 3  Time = 25.00ns Maximum loss is 0.054% at point 6
Channel 3 average data value: 12404.325
Channel 3 barycentric correction: 410.581
Channel 3 leap second correction: 64.184


	SKY POINTS
 CH  1 CH  2 CH  3
========================================================================
     8     8      
     9     9      
    10    10      
    11    11      
    12    12      
    13    13      

	GARBAGE POINTS
 CH  1 CH  2 CH  3
========================================================================
     7     7      
    14    14      
   336   683      
   337   684      
   338   685      
   339   686      
   340   687      
   341  1252      
   342  1253      
   343  1254      
   344  1255      
   345  1256      
   346  1257      
   683            
   684            
   685            
   686            
   687            
  1252            
  1253            
  1254            
  1255            
  1256            
  1257