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

Statwt Summary Plot

VLASS2.1.sb38721252.eb38724758.59136.2917816088_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 5.353 5.179/6.034 5.433 ± 0.886
ea02 1342 1342/1342 1342 ± 0.000001957 5.891 5.375/6.541 5.784 ± 0.9941
ea03 1342 1342/1342 1342 ± 0.0000403 5.121 4.729/6.063 5.25 ± 0.8469
ea04 1342 1342/1342 1342 ± 0.00002606 5.381 5.053/6.135 5.362 ± 0.9655
ea05 1342 1342/1342 1342 ± 0.00003739 5.614 5.203/6.611 5.719 ± 0.9767
ea06 1342 1342/1342 1342 ± 0.00001686 5.017 4.667/5.36 4.76 ± 0.7876
ea07 1342 1342/1342 1342 ± 0.00000315 5.852 5.407/6.391 5.782 ± 1.009
ea08 1342 1342/1342 1342 ± 0 5.774 5.484/6.767 5.874 ± 1.043
ea09 1342 1342/1342 1342 ± 0.00003919 5.643 5.196/6.352 5.569 ± 0.9438
ea10 1342 1342/1342 1342 ± 0 5.782 5.321/6.761 5.777 ± 1.088
ea11 1342 1342/1342 1342 ± 0 5.739 5.132/6.603 5.656 ± 1.076
ea12 1342 1342/1342 1342 ± 0.000005076 5.638 5.287/6.524 5.64 ± 1.05
ea13 1342 1342/1342 1342 ± 0.00003958 5.789 5.451/6.45 5.795 ± 0.918
ea14 1342 1342/1342 1342 ± 0.00003274 5.568 5.129/6.542 5.616 ± 1.008
ea15 1342 1342/1342 1342 ± 0.00003244 5.532 5.414/6.622 5.739 ± 1.192
ea16 1342 1342/1342 1342 ± 0.00003348 5.875 5.544/6.93 5.961 ± 1.13
ea17 1342 1342/1342 1342 ± 0 6.053 5.639/7.033 6.061 ± 1.167
ea18 1342 1342/1342 1342 ± 0.00000141 4.856 4.686/5.434 4.859 ± 0.738
ea19 1342 1342/1342 1342 ± 0.00003888 5.6 5.313/6.578 5.735 ± 0.9301
ea20 1342 1342/1342 1342 ± 0 5.618 5.353/6.646 5.714 ± 1.048
ea21 1342 1342/1342 1342 ± 0.00003527 5.614 5.264/6.494 5.663 ± 0.9718
ea23 1342 1342/1342 1342 ± 0.00001262 5.53 5.298/5.756 5.273 ± 0.8267
ea25 1342 1342/1342 1342 ± 0 5.577 5.204/6.341 5.518 ± 0.9795
ea26 1342 1342/1342 1342 ± 0.00003656 5.936 5.661/6.81 5.976 ± 1.101
ea27 1342 1342/1342 1342 ± 0 5.491 5.184/6.534 5.572 ± 0.994
ea28 1342 1342/1342 1342 ± 0 5.412 5.176/6.258 5.489 ± 0.9186
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 5.379 5.194/5.639 5.374 ± 0.2632
5 1342 1342/1342 1342 ± 0 5.389 5.143/5.572 5.333 ± 0.3473
6 1342 1342/1342 1342 ± 0 5.31 5.095/5.487 5.285 ± 0.2985
7 1342 1342/1342 1342 ± 0 5.355 5.25/5.526 5.352 ± 0.2623
8 1342 1342/1342 1342 ± 0 5.382 5.207/5.48 5.346 ± 0.2899
9 1342 1342/1342 1342 ± 0 5.575 5.417/5.788 5.558 ± 0.2997
10 1342 1342/1342 1342 ± 0 6.072 5.869/6.31 5.999 ± 0.4186
11 1342 1342/1342 1342 ± 0 6.404 6.198/6.599 6.326 ± 0.3891
12 1342 1342/1342 1342 ± 0 6.577 6.388/6.768 6.518 ± 0.4199
13 1342 1342/1342 1342 ± 0 6.762 6.508/6.95 6.69 ± 0.4492
14 1342 1342/1342 1342 ± 0.00000674 6.459 6.097/6.824 6.422 ± 0.5604
15 1342 1342/1342 1342 ± 0 6.802 6.517/7.111 6.702 ± 0.5722
16 1342 1342/1342 1342 ± 0.00005643 3.501 3.304/3.697 3.487 ± 0.2728
17 1342 1342/1342 1342 ± 0.00005657 3.692 3.461/3.888 3.675 ± 0.3197
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38721252.eb38724758.59136.2917816088_split_split.ms flagged by statwt flagging agents
vis
/mnt/condor/execute/dir_227117/working/VLASS2.1.sb38721252.eb38724758.59136.2917816088_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
/mnt/condor/execute/dir_227117/working
overwrite_modelcol
False
Start time
2022-07-16 14:38:49.942
End
2022-07-16 15:28:36.761
Duration
0:49:46.819
Note, WebLog generation is not included in the time.

CASA logs for stage 7