Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38534814.eb38560251.59067.369633078706_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.936 5.231/6.254 5.701 ± 0.6625
ea02 1342 1342/1342 1342 ± 0.00002846 6.278 5.586/6.685 6.136 ± 0.6551
ea04 1342 1342/1342 1342 ± 0.00003189 5.438 5.138/5.954 5.537 ± 0.6048
ea05 1342 1342/1342 1342 ± 0.00003045 5.717 5.353/6.462 5.874 ± 0.7589
ea06 1342 1342/1342 1342 ± 0.000007013 5.49 4.915/5.684 5.302 ± 0.5092
ea07 1342 1342/1342 1342 ± 0.000001241 6.067 5.566/6.391 6.074 ± 0.5491
ea08 1342 1342/1342 1342 ± 0 6.907 5.831/7.11 6.582 ± 0.7127
ea09 1342 1342/1342 1342 ± 0.000003732 5.349 5.04/5.697 5.341 ± 0.497
ea10 1342 1342/1342 1342 ± 0.00001772 6.068 5.333/6.563 5.998 ± 0.6641
ea11 1342 1342/1342 1342 ± 0.00001953 6.39 5.403/6.618 6.085 ± 0.7104
ea12 1342 1342/1342 1342 ± 0.0000261 6.244 5.606/6.755 6.177 ± 0.7386
ea13 1342 1342/1342 1342 ± 0 5.879 5.514/6.492 5.968 ± 0.6966
ea14 1342 1342/1342 1342 ± 0.00003845 6.653 6.288/7.102 6.273 ± 0.9957
ea15 1342 1342/1342 1342 ± 0.00003066 5.386 5.238/6.481 5.825 ± 0.8318
ea16 1342 1342/1342 1342 ± 0.00002856 4.884 4.337/5.477 4.874 ± 0.6407
ea17 1342 1342/1342 1342 ± 0.00001972 6.31 5.78/7.209 6.364 ± 0.7961
ea18 1342 1342/1342 1342 ± 0.0000196 5.335 4.966/5.854 5.363 ± 0.5874
ea19 1342 1342/1342 1342 ± 0.00002737 5.916 5.632/6.694 6.097 ± 0.7925
ea20 1342 1342/1342 1342 ± 0.00002627 6.491 5.884/7.091 6.425 ± 0.8523
ea21 1342 1342/1342 1342 ± 0.00002584 6.006 5.517/6.435 5.978 ± 0.6748
ea22 1342 1342/1342 1342 ± 0.00001722 5.644 5.101/6.546 5.783 ± 0.7526
ea23 1342 1342/1342 1342 ± 0 6.018 5.597/6.614 6.156 ± 0.6699
ea25 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea26 1342 1342/1342 1342 ± 0.000003735 5.862 5.746/6.882 6.142 ± 0.8027
ea27 1342 1342/1342 1342 ± 0.0000191 5.515 5.328/6.57 5.891 ± 0.6902
ea28 1342 1342/1342 1342 ± 0.00001969 5.657 5.61/6.679 6.071 ± 0.7338
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002442 5.415 5.137/5.685 5.396 ± 0.3632
5 1342 1342/1342 1342 ± 0.0000288 5.821 5.529/6.145 5.751 ± 0.6277
6 1342 1342/1342 1342 ± 0.00002442 5.473 5.278/5.639 5.381 ± 0.4223
7 1342 1342/1342 1342 ± 0.00002442 5.399 5.207/5.62 5.398 ± 0.3592
8 1342 1342/1342 1342 ± 0.00002442 5.425 5.111/5.634 5.394 ± 0.3669
9 1342 1342/1342 1342 ± 0.00002442 5.551 5.159/5.718 5.447 ± 0.3621
10 1342 1342/1342 1342 ± 0.00002394 6.24 6.025/6.315 6.118 ± 0.4123
11 1342 1342/1342 1342 ± 0.00002394 6.462 6.145/6.624 6.33 ± 0.4476
12 1342 1342/1342 1342 ± 0.00002394 6.563 6.271/6.749 6.479 ± 0.4306
13 1342 1342/1342 1342 ± 0.00002394 6.872 6.551/7.179 6.828 ± 0.4494
14 1342 1342/1342 1342 ± 0.00002394 7.049 6.87/7.278 6.95 ± 0.4796
15 1342 1342/1342 1342 ± 0.0000241 6.627 6.454/6.873 6.534 ± 0.4756
16 1342 1342/1342 1342 ± 0.00006075 4.572 4.447/4.675 4.512 ± 0.2628
17 1342 1342/1342 1342 ± 0.00005956 4.681 4.491/4.825 4.593 ± 0.3429
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38534814.eb38560251.59067.369633078706_split_split.ms flagged by statwt flagging agents
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38534814.eb38560251.59067.369633078706_split_split.ms
statwtmode
VLASS-SE
Start time
2023-11-04 09:08:05.459
End
2023-11-04 10:14:58.816
Duration
1:06:53.357
Note, WebLog generation is not included in the time.

CASA logs for stage 7