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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.574 5.297/6.478 5.806 ± 0.6632
ea02 1342 1342/1342 1342 ± 0.00003523 5.786 5.383/6.497 5.859 ± 0.6687
ea03 1342 1342/1342 1342 ± 0.00000168 5.351 5.083/6.293 5.693 ± 0.7267
ea04 1342 1342/1342 1342 ± 0.00003494 5.401 4.941/6.226 5.536 ± 0.648
ea05 1342 1342/1342 1342 ± 0.00003821 5.529 5.198/6.345 5.752 ± 0.7541
ea06 1342 1342/1342 1342 ± 0 5.19 4.74/5.792 5.315 ± 0.5653
ea07 1342 1342/1342 1342 ± 0.00003461 5.423 5.043/6.26 5.624 ± 0.6645
ea08 1342 1342/1342 1342 ± 0.00004103 5.882 5.504/6.707 5.958 ± 0.7477
ea09 1342 1342/1342 1342 ± 0.00003285 4.872 4.758/5.691 5.194 ± 0.582
ea10 1342 1342/1342 1342 ± 0.00003833 4.844 4.6/5.522 4.974 ± 0.5024
ea11 1342 1342/1342 1342 ± 0.00004321 5.814 4.97/6.555 5.787 ± 0.862
ea12 1342 1342/1342 1342 ± 0.00003018 5.28 4.937/5.894 5.42 ± 0.627
ea14 1342 1342/1342 1342 ± 0.0000369 5.832 5.305/6.491 5.818 ± 0.7218
ea15 1342 1342/1342 1342 ± 0.00004228 5.318 4.971/6.364 5.641 ± 0.7642
ea16 1342 1342/1342 1342 ± 0.000002354 5.653 5.264/6.28 5.793 ± 0.6829
ea17 1342 1342/1342 1342 ± 0.00003428 5.913 5.297/6.739 6.03 ± 0.8006
ea18 1342 1342/1342 1342 ± 0.00004072 5.925 5.47/6.644 5.927 ± 0.7685
ea19 1342 1342/1342 1342 ± 0.00001043 5.341 5.117/6.256 5.604 ± 0.7008
ea20 1342 1342/1342 1342 ± 0.000005761 5.562 5.351/6.264 5.8 ± 0.5968
ea21 1342 1342/1342 1342 ± 0 5.022 4.81/5.712 5.244 ± 0.5071
ea22 1342 1342/1342 1342 ± 0.00003668 5.669 5.207/6.443 5.763 ± 0.6799
ea23 1342 1342/1342 1342 ± 0.00003489 5.887 5.175/6.573 5.869 ± 0.7592
ea24 1342 1342/1342 1342 ± 0 5.23 4.718/6.002 5.365 ± 0.6169
ea25 1342 1342/1342 1342 ± 0 5.93 5.42/6.68 6.119 ± 0.8285
ea27 1342 1342/1342 1342 ± 0.000001665 5.162 4.812/6.168 5.391 ± 0.7268
ea28 1342 1342/1342 1342 ± 0.000002039 5.324 5.132/6.223 5.696 ± 0.6769
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 ± 0.00002349 5.113 4.758/5.338 5.093 ± 0.2833
5 1342 1342/1342 1342 ± 0.00002378 5.167 4.944/5.43 5.177 ± 0.2868
6 1342 1342/1342 1342 ± 0.0000235 5.054 4.832/5.264 5.076 ± 0.312
7 1342 1342/1342 1342 ± 0.00002349 5.244 5.078/5.457 5.222 ± 0.2845
8 1342 1342/1342 1342 ± 0.00002349 5.213 5.034/5.491 5.223 ± 0.3432
9 1342 1342/1342 1342 ± 0.00002349 5.509 5.313/5.839 5.52 ± 0.3649
10 1342 1342/1342 1342 ± 0.00002348 5.915 5.778/6.293 5.996 ± 0.3377
11 1342 1342/1342 1342 ± 0.00002348 6.261 6.138/6.521 6.271 ± 0.3254
12 1342 1342/1342 1342 ± 0.00002348 6.487 6.236/6.663 6.434 ± 0.3718
13 1342 1342/1342 1342 ± 0.00002393 6.95 6.625/7.058 6.866 ± 0.3468
14 1342 1342/1342 1342 ± 0.00002469 6.259 6.125/6.774 6.405 ± 0.459
15 1342 1342/1342 1342 ± 0.00002348 6.335 5.896/6.571 6.236 ± 0.449
16 1342 1342/1342 1342 ± 0.00006096 4.805 4.572/5.165 4.866 ± 0.4213
17 1342 1342/1342 1342 ± 0.00006051 4.852 4.61/5.086 4.872 ± 0.3675
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-26 19:44:02.139
End
2025-07-26 20:49:12.231
Duration
1:05:10.092
Note, WebLog generation is not included in the time.

CASA logs for stage 8