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 5.208 4.982/6.056 5.448 ± 0.7851
ea02 1342 1342/1342 1342 ± 0.000003398 5.567 5.068/6.468 5.722 ± 0.9034
ea04 1342 1342/1342 1342 ± 0.00003752 5.269 4.984/5.891 5.388 ± 0.7261
ea05 1342 1342/1342 1342 ± 0.0000412 5.406 4.961/6.446 5.629 ± 0.8715
ea06 1342 1342/1342 1342 ± 0.0000277 4.677 4.544/5.391 4.901 ± 0.5841
ea07 1342 1342/1342 1342 ± 0.000001412 5.739 5.373/6.05 5.652 ± 0.754
ea08 1342 1342/1342 1342 ± 0 5.723 5.392/6.826 6.03 ± 1.079
ea09 1342 1342/1342 1342 ± 0.00003794 4.96 4.669/5.659 5.073 ± 0.6038
ea10 1342 1342/1342 1342 ± 0 5.433 5.018/6.338 5.573 ± 0.8612
ea11 1342 1342/1342 1342 ± 0.000001426 5.553 5.192/6.499 5.712 ± 0.9285
ea12 1342 1342/1342 1342 ± 0.00001537 5.422 5.113/5.968 5.55 ± 0.8013
ea13 1342 1342/1342 1342 ± 0.00004201 5.467 5.22/6.112 5.747 ± 0.7447
ea14 1342 1342/1342 1342 ± 0.000009658 6.598 6.101/6.947 6.168 ± 1.087
ea15 1342 1342/1342 1342 ± 0.00004066 5.352 5.19/6.219 5.611 ± 0.8232
ea16 1342 1342/1342 1342 ± 0.00003087 4.625 3.999/5.346 4.638 ± 0.8104
ea17 1342 1342/1342 1342 ± 0 5.788 5.43/6.535 5.917 ± 0.9758
ea18 1342 1342/1342 1342 ± 0.000003488 4.866 4.693/5.408 5.018 ± 0.6235
ea19 1342 1342/1342 1342 ± 0.00003279 5.475 5.201/6.59 5.781 ± 0.9093
ea20 1342 1342/1342 1342 ± 0.000003425 5.713 5.575/6.731 5.97 ± 0.9478
ea21 1342 1342/1342 1342 ± 0.00002403 5.439 5.037/6.219 5.561 ± 0.8621
ea22 1342 1342/1342 1342 ± 0.00003415 5.238 4.92/6.376 5.583 ± 0.8228
ea23 1342 1342/1342 1342 ± 0.000003168 5.604 5.404/6.614 5.87 ± 0.937
ea26 1342 1342/1342 1342 ± 0.00003913 5.343 5.212/6.32 5.68 ± 0.7962
ea27 1342 1342/1342 1342 ± 0 5.249 5.029/5.295 5.134 ± 0.2477
ea28 1342 1342/1342 1342 ± 0 5.532 5.361/6.593 5.833 ± 0.9564
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 5.231 4.962/5.416 5.16 ± 0.3688
5 1342 1342/1342 1342 ± 0 5.326 4.775/5.556 5.102 ± 0.7244
6 1342 1342/1342 1342 ± 0 5.194 4.96/5.288 5.1 ± 0.3872
7 1342 1342/1342 1342 ± 0 5.19 4.989/5.326 5.115 ± 0.3246
8 1342 1342/1342 1342 ± 0 5.123 4.981/5.375 5.128 ± 0.3496
9 1342 1342/1342 1342 ± 0 5.354 4.981/5.505 5.26 ± 0.3476
10 1342 1342/1342 1342 ± 0 5.903 5.779/6.11 5.848 ± 0.4176
11 1342 1342/1342 1342 ± 0 6.138 5.898/6.444 6.1 ± 0.4368
12 1342 1342/1342 1342 ± 0 6.368 6.066/6.589 6.298 ± 0.4253
13 1342 1342/1342 1342 ± 0 6.772 6.449/7.067 6.704 ± 0.4441
14 1342 1342/1342 1342 ± 0 6.951 6.753/7.24 6.879 ± 0.4707
15 1342 1342/1342 1342 ± 0 6.471 5.888/6.757 6.327 ± 0.5569
16 1342 1342/1342 1342 ± 0.00005404 4.15 4.036/4.272 4.154 ± 0.1688
17 1342 1342/1342 1342 ± 0.0000582 4.302 4.144/4.476 4.329 ± 0.2485
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
datacolumn
residual_data
overwrite_modelcol
False
output_dir
/mnt/condor/execute/dir_44458/working
vis
/mnt/condor/execute/dir_44458/working/VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms
statwtmode
VLASS-SE
Start time
2022-03-08 15:03:52.060
End
2022-03-08 15:49:14.794
Duration
0:45:22.734
Note, WebLog generation is not included in the time.

CASA logs for stage 7