suh-120 Data Log
suh-120.datalog: Reduction Log for suh-120
Reducer: Reed Riddle
File: /wet/xcov23/g2938/raw/suh-120
File format: Quilt 9
Reduction date & time: 29 August 2003 03:55:19
Observers: G
Run name: suh-120
Acquisition software: Quilt 9
Extraction software: Quilt 9
Object: G 29-38
Observatory: Mt. Suhora
Telescope: 0.6m
Number of channels: 3
Number of data points: 2675
TIME INFORMATION
Start Date & time (UT): 28 August 2003 19:25:10.000
Exposure time (s): 10.000000
Readout time (s): 0.000000
Cycle time (s): 0.000000
Drift (s): 0.000000
File time format: TIME_PMT_SYSTEM
PHOTOMETER INFORMATION
Photometer name: Suhora 3 channel PMT
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: 29 August 2003 03:55:19 UTC
DEAD TIME REDUCTION: Channels 1 2 3
SKY SUBTRACTION: Channels 1 2
SKY DIVISION: Channels 1
CHANNEL 1 OPERATIONS
DEAD: Ch 1 Time = 25.00ns Maximum loss is 1.768% at point 2663
SKY_SUB: Channel 3 subtracted, smoothed by 9, sky ratio 1.305314
SKY_DIV: Ch 1 divided by all comparison channels, smoothing factor 1
Channel 1 average data value: 24283.396
Channel 1 barycentric correction: 471.035
Channel 1 leap second correction: 64.184
CHANNEL 2 OPERATIONS
DEAD: Ch 2 Time = 25.00ns Maximum loss is 1.555% at point 2663
SKY_SUB: Channel 3 subtracted, smoothed by 9, sky ratio 1.117784
Channel 2 average data value: 49424.689
Channel 2 barycentric correction: 471.035
Channel 2 leap second correction: 64.184
CHANNEL 3 OPERATIONS
DEAD: Ch 3 Time = 25.00ns Maximum loss is 1.326% at point 2663
Channel 3 average data value: 19775.208
Channel 3 barycentric correction: 471.035
Channel 3 leap second correction: 64.184
SKY POINTS
CH 1 CH 2 CH 3
========================================================================
21 20
22 21
23 22
24 23
25 24
26 25
27 26
28 27
29 28
30 29
2603 30
2604 2602
2605 2603
2606 2604
2607 2605
2608 2606
2609 2607
2610 2608
2611 2609
2612 2610
2613 2611
2614 2612
2615 2613
2616 2614
2617 2615
2618 2616
2619 2617
2620 2618
2621 2619
2622 2620
2623 2621
2624 2622
2625 2623
2626 2624
2627 2625
2628 2626
2629 2627
2630 2628
2631 2629
2632 2630
2633 2631
2634 2632
2635 2633
2636 2634
2640 2635
2641
GARBAGE POINTS
CH 1 CH 2 CH 3
========================================================================
0 0
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
13 13
14 14
15 15
16 16
17 17
18 18
19 19
20 31
31 32
32 2601
248 2636
250 2637
2344 2638
2345 2664
2346 2665
2347 2666
2348 2667
2349 2668
2350 2669
2351 2670
2352 2671
2379 2672
2544 2673
2546 2674
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2637
2638
2639
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674