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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.101 5.728/6.683 6.251 ± 0.6103
ea02 1342 1342/1342 1342 ± 0.00002955 6.147 5.502/6.714 6.075 ± 0.8884
ea03 1342 1342/1342 1342 ± 0.000001068 5.57 5.182/6.458 5.728 ± 0.8324
ea04 1342 1342/1342 1342 ± 0 5.778 5.317/6.499 5.892 ± 0.6057
ea06 1342 1342/1342 1342 ± 0.000003995 6.158 5.681/6.637 6.228 ± 0.6102
ea07 1342 1342/1342 1342 ± 0 6.093 5.521/6.481 6.126 ± 0.6132
ea08 1342 1342/1342 1342 ± 0 6.114 5.755/6.879 6.359 ± 0.7175
ea09 1342 1342/1342 1342 ± 0 6.043 5.483/6.82 6.13 ± 0.7003
ea10 1342 1342/1342 1342 ± 0 6.164 5.535/6.763 6.114 ± 0.7311
ea11 1342 1342/1342 1342 ± 0 6.284 5.475/6.741 6.198 ± 0.7617
ea12 1342 1342/1342 1342 ± 0 6.104 5.604/6.707 6.22 ± 0.7566
ea13 1342 1342/1342 1342 ± 0 6.013 5.718/6.508 6.144 ± 0.5738
ea14 1342 1342/1342 1342 ± 0 6.426 5.694/6.884 6.407 ± 0.7069
ea15 1342 1342/1342 1342 ± 0 5.637 5.065/5.989 5.578 ± 0.6899
ea16 1342 1342/1342 1342 ± 0 6.224 5.781/6.846 6.347 ± 0.7371
ea17 1342 1342/1342 1342 ± 0 6.563 6.205/7.386 6.783 ± 0.6855
ea18 1342 1342/1342 1342 ± 0 4.553 4.289/4.951 4.639 ± 0.4308
ea19 1342 1342/1342 1342 ± 0 6.332 5.851/6.96 6.472 ± 0.7264
ea20 1342 1342/1342 1342 ± 0 6.024 5.704/6.753 6.163 ± 0.7694
ea21 1342 1342/1342 1342 ± 0 6.044 5.685/6.644 6.193 ± 0.6269
ea22 1342 1342/1342 1342 ± 0 6.398 5.58/6.811 6.267 ± 0.7247
ea23 1342 1342/1342 1342 ± 0 6.255 5.743/6.703 6.285 ± 0.7971
ea24 1342 1342/1342 1342 ± 0 5.941 5.246/6.432 5.86 ± 0.5796
ea25 1342 1342/1342 1342 ± 0 6.666 5.807/7.159 6.577 ± 0.8176
ea26 1342 1342/1342 1342 ± 0 6.412 5.896/7.241 6.508 ± 0.7151
ea27 1342 1342/1342 1342 ± 0 6.039 5.579/6.91 6.176 ± 0.7808
ea28 1342 1342/1342 1342 ± 0 6.144 5.848/6.972 6.389 ± 0.7964
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 ± 0.00002306 5.694 5.502/5.934 5.643 ± 0.3468
3 1342 1342/1342 1342 ± 0.00002662 4.96 4.564/5.378 4.964 ± 0.6179
4 1342 1342/1342 1342 ± 0.00002435 5.512 5.29/5.64 5.437 ± 0.4512
5 1342 1342/1342 1342 ± 0.00002306 5.71 5.375/5.823 5.598 ± 0.3998
6 1342 1342/1342 1342 ± 0.00002306 5.616 5.371/5.783 5.541 ± 0.3376
7 1342 1342/1342 1342 ± 0.00002306 5.689 5.45/5.795 5.599 ± 0.3438
8 1342 1342/1342 1342 ± 0.00002306 5.589 5.366/5.789 5.546 ± 0.3786
9 1342 1342/1342 1342 ± 0.00002306 5.958 5.729/6.103 5.865 ± 0.4063
10 1342 1342/1342 1342 ± 0.00002306 6.442 6.245/6.533 6.314 ± 0.4222
11 1342 1342/1342 1342 ± 0.00002306 6.65 6.447/6.78 6.546 ± 0.4287
12 1342 1342/1342 1342 ± 0.00002306 6.804 6.577/6.855 6.688 ± 0.4638
13 1342 1342/1342 1342 ± 0.00002306 7.266 7.017/7.485 7.186 ± 0.497
14 1342 1342/1342 1342 ± 0.00002306 7.488 7.342/7.762 7.417 ± 0.5086
15 1342 1342/1342 1342 ± 0.00002306 7.131 6.945/7.353 7.05 ± 0.4763
16 1342 1342/1342 1342 ± 0.00002326 6.366 6.147/6.704 6.357 ± 0.4632
17 1342 1342/1342 1342 ± 0.00002306 6.407 6.098/6.611 6.311 ± 0.4701
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
Start time
2025-05-23 14:14:22.921
End
2025-05-23 15:39:49.909
Duration
1:25:26.988
Note, WebLog generation is not included in the time.

CASA logs for stage 8