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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.399 5.328/6.009 5.416 ± 0.8515
ea02 1342 1342/1342 1342 ± 0.000003218 5.942 5.358/6.437 5.732 ± 0.9705
ea04 1342 1342/1342 1342 ± 0.00002549 5.353 5.017/5.926 5.263 ± 0.8897
ea05 1342 1342/1342 1342 ± 0.00004084 5.632 5.203/6.36 5.648 ± 0.8238
ea06 1342 1342/1342 1342 ± 0.00001506 5.111 4.857/5.537 4.984 ± 0.7479
ea07 1342 1342/1342 1342 ± 0 5.799 5.452/6.188 5.607 ± 0.9156
ea08 1342 1342/1342 1342 ± 0 6.124 5.631/6.745 5.954 ± 1.063
ea09 1342 1342/1342 1342 ± 0.00004143 5.489 5.172/6.31 5.59 ± 0.7969
ea10 1342 1342/1342 1342 ± 0 5.545 5.244/6.427 5.571 ± 0.9229
ea11 1342 1342/1342 1342 ± 0.00000186 5.875 5.24/6.464 5.632 ± 0.941
ea12 1342 1342/1342 1342 ± 0.000003721 5.757 5.312/6.542 5.681 ± 1.007
ea13 1342 1342/1342 1342 ± 0.00003987 5.869 5.713/6.452 5.943 ± 0.8151
ea14 1342 1342/1342 1342 ± 0.00003772 5.727 5.403/6.615 5.758 ± 0.9488
ea15 1342 1342/1342 1342 ± 0.00003483 5.482 5.195/6.267 5.498 ± 1.032
ea16 1342 1342/1342 1342 ± 0.00003243 5.768 5.433/6.297 5.67 ± 0.9087
ea17 1342 1342/1342 1342 ± 0 5.99 5.441/6.574 5.831 ± 1.011
ea18 1342 1342/1342 1342 ± 0.000001934 5.082 4.875/5.658 5.065 ± 0.7378
ea19 1342 1342/1342 1342 ± 0.00004203 5.83 5.564/6.606 5.904 ± 0.8461
ea20 1342 1342/1342 1342 ± 0.000001862 5.971 5.658/7.021 6.013 ± 1.063
ea21 1342 1342/1342 1342 ± 0.0000367 5.543 5.309/6.347 5.595 ± 0.8503
ea22 1342 1342/1342 1342 ± 0.00003182 5.484 5.183/6.4 5.616 ± 0.8995
ea23 1342 1342/1342 1342 ± 0.000009242 5.756 5.405/6.478 5.729 ± 0.9695
ea25 1342 1342/1342 1342 ± 0 5.64 5.254/6.249 5.523 ± 0.8928
ea27 1342 1342/1342 1342 ± 0 5.545 5.16/6.368 5.512 ± 0.8962
ea28 1342 1342/1342 1342 ± 0 5.811 5.444/6.495 5.703 ± 0.9815
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 5.561 5.326/5.747 5.522 ± 0.2553
5 1342 1342/1342 1342 ± 0 5.286 5.153/5.543 5.345 ± 0.272
6 1342 1342/1342 1342 ± 0 5.399 5.197/5.484 5.358 ± 0.2542
7 1342 1342/1342 1342 ± 0 5.36 5.249/5.54 5.379 ± 0.2289
8 1342 1342/1342 1342 ± 0 5.415 5.212/5.568 5.37 ± 0.2647
9 1342 1342/1342 1342 ± 0 5.738 5.513/5.879 5.673 ± 0.2972
10 1342 1342/1342 1342 ± 0 6.153 5.977/6.235 6.074 ± 0.3047
11 1342 1342/1342 1342 ± 0 6.386 6.245/6.497 6.334 ± 0.3102
12 1342 1342/1342 1342 ± 0 6.533 6.392/6.645 6.489 ± 0.3265
13 1342 1342/1342 1342 ± 0 6.657 6.428/6.805 6.59 ± 0.3347
14 1342 1342/1342 1342 ± 0.000005368 6.192 5.853/6.533 6.226 ± 0.467
15 1342 1342/1342 1342 ± 0 6.738 6.532/6.965 6.665 ± 0.4401
16 1342 1342/1342 1342 ± 0.00005282 3.547 3.372/3.804 3.604 ± 0.3086
17 1342 1342/1342 1342 ± 0.00005816 3.825 3.68/4.001 3.857 ± 0.2974
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms flagged by statwt flagging agents
output_dir
/mnt/condor/execute/dir_40592/working
vis
/mnt/condor/execute/dir_40592/working/VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2022-03-22 05:50:19.687
End
2022-03-22 06:41:18.144
Duration
0:50:58.457
Note, WebLog generation is not included in the time.

CASA logs for stage 7