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 5.301 5.114/6.157 5.483 ± 0.7236
ea02 1342 1342/1342 1342 ± 0 5.805 5.277/6.658 5.862 ± 0.9246
ea03 1342 1342/1342 1342 ± 0.00003817 5.165 4.871/6.216 5.441 ± 0.7317
ea04 1342 1342/1342 1342 ± 0.00003857 5.377 4.944/6.094 5.4 ± 0.7062
ea05 1342 1342/1342 1342 ± 0.00003925 5.522 5.091/6.469 5.701 ± 0.8288
ea06 1342 1342/1342 1342 ± 0.00004091 5.178 4.766/5.27 4.861 ± 0.6234
ea07 1342 1342/1342 1342 ± 0 5.841 5.312/6.293 5.792 ± 0.8193
ea08 1342 1342/1342 1342 ± 0 5.836 5.443/6.75 5.972 ± 0.9376
ea09 1342 1342/1342 1342 ± 0.00002715 5.525 5.136/6.575 5.728 ± 0.7902
ea10 1342 1342/1342 1342 ± 0 5.94 5.291/6.669 5.818 ± 0.8484
ea11 1342 1342/1342 1342 ± 0 5.829 5.072/6.574 5.706 ± 0.8925
ea12 1342 1342/1342 1342 ± 0.00002722 5.533 5.215/6.42 5.663 ± 0.8153
ea13 1342 1342/1342 1342 ± 0.0000328 5.742 5.572/6.372 5.99 ± 0.6585
ea14 1342 1342/1342 1342 ± 0.0000346 5.482 5.057/6.426 5.66 ± 0.8734
ea15 1342 1342/1342 1342 ± 0.00004208 5.608 5.349/6.51 5.805 ± 0.8902
ea16 1342 1342/1342 1342 ± 0.00002959 5.803 5.428/6.793 5.986 ± 1.038
ea17 1342 1342/1342 1342 ± 0 6.046 5.587/7.02 6.082 ± 0.9363
ea18 1342 1342/1342 1342 ± 0 4.852 4.501/5.558 4.921 ± 0.5858
ea19 1342 1342/1342 1342 ± 0.00004158 5.447 5.206/6.496 5.707 ± 0.814
ea20 1342 1342/1342 1342 ± 0.00001195 5.746 5.298/6.626 5.76 ± 0.8808
ea21 1342 1342/1342 1342 ± 0.00003445 5.447 5.255/6.449 5.695 ± 0.8831
ea23 1342 1342/1342 1342 ± 0 5.472 5.229/5.717 5.304 ± 0.6767
ea25 1342 1342/1342 1342 ± 0 5.512 5.189/6.329 5.549 ± 0.7883
ea26 1342 1342/1342 1342 ± 0.00003386 5.817 5.528/7.029 6.146 ± 0.8522
ea27 1342 1342/1342 1342 ± 0 5.43 5.096/6.465 5.625 ± 0.8153
ea28 1342 1342/1342 1342 ± 0 5.39 5.086/6.286 5.56 ± 0.7933
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 5.409 5.275/5.603 5.424 ± 0.2381
5 1342 1342/1342 1342 ± 0 5.201 5.055/5.353 5.216 ± 0.2856
6 1342 1342/1342 1342 ± 0 5.248 5.069/5.434 5.227 ± 0.2751
7 1342 1342/1342 1342 ± 0 5.251 5.185/5.444 5.29 ± 0.2376
8 1342 1342/1342 1342 ± 0 5.301 5.125/5.416 5.286 ± 0.253
9 1342 1342/1342 1342 ± 0 5.571 5.408/5.836 5.584 ± 0.3072
10 1342 1342/1342 1342 ± 0 5.979 5.783/6.233 5.92 ± 0.4065
11 1342 1342/1342 1342 ± 0 6.303 6.1/6.484 6.225 ± 0.3799
12 1342 1342/1342 1342 ± 0 6.457 6.286/6.647 6.418 ± 0.4105
13 1342 1342/1342 1342 ± 0 6.823 6.574/6.974 6.732 ± 0.4458
14 1342 1342/1342 1342 ± 0 6.79 6.432/7.075 6.723 ± 0.5842
15 1342 1342/1342 1342 ± 0 6.739 6.504/6.979 6.65 ± 0.5404
16 1342 1342/1342 1342 ± 0.00005611 4.298 4.112/4.511 4.34 ± 0.3407
17 1342 1342/1342 1342 ± 0.00005812 4.299 4.117/4.496 4.321 ± 0.3374
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_16177/working/VLASS2.1.sb38721252.eb38724758.59136.2917816088_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
/mnt/condor/execute/dir_16177/working
Start time
2022-08-10 13:10:16.870
End
2022-08-10 14:23:44.131
Duration
1:13:27.260
Note, WebLog generation is not included in the time.

CASA logs for stage 7