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

Statwt Summary Plot

VLASS2.1.sb38497007.eb38561368.59068.10498711806_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 5.361 5.202/6.098 5.583 ± 0.7973
ea02 1342 1342/1342 1342 ± 0 5.738 5.266/6.473 5.786 ± 0.8601
ea04 1342 1342/1342 1342 ± 0.00003022 5.34 5.036/5.991 5.416 ± 0.7223
ea05 1342 1342/1342 1342 ± 0.00004212 5.514 5.093/6.398 5.675 ± 0.796
ea06 1342 1342/1342 1342 ± 0.00001517 4.769 4.624/5.389 4.974 ± 0.579
ea07 1342 1342/1342 1342 ± 0.000001832 5.903 5.487/6.077 5.743 ± 0.7644
ea08 1342 1342/1342 1342 ± 0 6.072 5.647/6.944 6.16 ± 1.048
ea09 1342 1342/1342 1342 ± 0.00002548 5.054 4.817/5.517 5.083 ± 0.5597
ea10 1342 1342/1342 1342 ± 0 5.67 5.214/6.446 5.701 ± 0.8401
ea11 1342 1342/1342 1342 ± 0 5.802 5.473/6.544 5.875 ± 0.9134
ea12 1342 1342/1342 1342 ± 0.00001251 5.749 5.399/6.491 5.781 ± 0.8605
ea13 1342 1342/1342 1342 ± 0.00003987 5.655 5.502/6.174 5.828 ± 0.7048
ea14 1342 1342/1342 1342 ± 0.00003564 6.617 6.156/6.962 6.169 ± 1.116
ea15 1342 1342/1342 1342 ± 0.0000381 5.533 5.394/6.372 5.757 ± 0.8823
ea16 1342 1342/1342 1342 ± 0.00003454 4.54 4.006/5.361 4.654 ± 0.7088
ea17 1342 1342/1342 1342 ± 0 6.023 5.519/7.07 6.043 ± 0.9915
ea18 1342 1342/1342 1342 ± 0.0000026 4.994 4.885/5.773 5.161 ± 0.6414
ea19 1342 1342/1342 1342 ± 0.00003841 5.655 5.421/6.647 5.865 ± 0.8302
ea20 1342 1342/1342 1342 ± 0.000002598 5.921 5.821/6.923 6.123 ± 0.9607
ea21 1342 1342/1342 1342 ± 0.00003284 5.567 5.17/6.291 5.655 ± 0.8131
ea22 1342 1342/1342 1342 ± 0.00001077 5.41 5.014/6.415 5.679 ± 0.8001
ea23 1342 1342/1342 1342 ± 0.000003791 5.802 5.457/6.607 5.89 ± 0.9594
ea26 1342 1342/1342 1342 ± 0.00002869 5.494 5.381/6.433 5.734 ± 0.7919
ea27 1342 1342/1342 1342 ± 0 5.447 5.19/5.466 5.337 ± 0.2176
ea28 1342 1342/1342 1342 ± 0 5.671 5.505/6.624 5.905 ± 0.9382
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 5.432 5.144/5.55 5.332 ± 0.367
5 1342 1342/1342 1342 ± 0 5.417 5.089/5.563 5.275 ± 0.5351
6 1342 1342/1342 1342 ± 0 5.398 5.08/5.469 5.272 ± 0.4315
7 1342 1342/1342 1342 ± 0 5.385 5.129/5.515 5.288 ± 0.3805
8 1342 1342/1342 1342 ± 0 5.326 5.045/5.549 5.287 ± 0.3898
9 1342 1342/1342 1342 ± 0 5.554 5.291/5.776 5.477 ± 0.3889
10 1342 1342/1342 1342 ± 0 6.001 5.838/6.161 5.913 ± 0.43
11 1342 1342/1342 1342 ± 0 6.209 5.95/6.491 6.154 ± 0.4546
12 1342 1342/1342 1342 ± 0 6.444 6.082/6.614 6.335 ± 0.4332
13 1342 1342/1342 1342 ± 0 6.817 6.446/7.095 6.727 ± 0.462
14 1342 1342/1342 1342 ± 0 6.987 6.726/7.232 6.9 ± 0.5089
15 1342 1342/1342 1342 ± 0 6.606 6.384/6.821 6.493 ± 0.5068
16 1342 1342/1342 1342 ± 0.00005306 4.241 4.088/4.383 4.236 ± 0.1941
17 1342 1342/1342 1342 ± 0.00005498 4.189 4.063/4.389 4.229 ± 0.2378
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms flagged by statwt flagging agents
statwtmode
VLASS-SE
output_dir
/mnt/condor/execute/dir_251912/working
datacolumn
residual_data
vis
/mnt/condor/execute/dir_251912/working/VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms
overwrite_modelcol
False
Start time
2022-03-08 20:12:51.744
End
2022-03-08 21:08:36.390
Duration
0:55:44.645
Note, WebLog generation is not included in the time.

CASA logs for stage 7