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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.165 5.519/6.589 6.086 ± 0.6739
ea02 1342 1342/1342 1342 ± 0.00002314 6.151 5.442/6.397 6.095 ± 0.625
ea03 1342 1342/1342 1342 ± 0 6.055 5.288/6.694 6.075 ± 0.7968
ea04 1342 1342/1342 1342 ± 0 5.57 5.071/6.083 5.634 ± 0.607
ea05 1342 1342/1342 1342 ± 0 5.835 5.271/6.625 5.863 ± 0.6912
ea06 1342 1342/1342 1342 ± 0 6.01 4.981/6.258 5.754 ± 0.7042
ea07 1342 1342/1342 1342 ± 0 6.001 5.23/6.444 5.887 ± 0.7367
ea08 1342 1342/1342 1342 ± 0 6.559 5.548/6.775 6.277 ± 0.7185
ea09 1342 1342/1342 1342 ± 0 5.63 5.044/6.372 5.687 ± 0.6462
ea10 1342 1342/1342 1342 ± 0 5.796 5.136/6.191 5.672 ± 0.6468
ea11 1342 1342/1342 1342 ± 0 5.539 5.26/6.395 5.744 ± 0.7096
ea12 1342 1342/1342 1342 ± 0 5.726 5.113/6.237 5.672 ± 0.662
ea13 1342 1342/1342 1342 ± 0 5.799 5.419/6.221 5.898 ± 0.5162
ea14 1342 1342/1342 1342 ± 0 6.007 5.434/6.397 5.957 ± 0.6629
ea15 1342 1342/1342 1342 ± 0 6.079 5.491/6.5 6.058 ± 0.6595
ea16 1342 1342/1342 1342 ± 0 6.102 5.61/6.665 6.175 ± 0.699
ea17 1342 1342/1342 1342 ± 0 6.144 5.64/6.98 6.218 ± 0.7916
ea18 1342 1342/1342 1342 ± 0 6.377 5.698/7.02 6.333 ± 0.725
ea19 1342 1342/1342 1342 ± 0 6.052 5.361/6.557 5.968 ± 0.7191
ea20 1342 1342/1342 1342 ± 0 5.834 5.632/5.94 5.72 ± 0.3174
ea21 1342 1342/1342 1342 ± 0 5.433 4.941/5.77 5.428 ± 0.5222
ea22 1342 1342/1342 1342 ± 0 6.068 5.358/6.365 5.851 ± 0.6439
ea23 1342 1342/1342 1342 ± 0 6.078 5.317/6.201 5.953 ± 0.6651
ea24 1342 1342/1342 1342 ± 0 6.028 5.163/6.56 5.858 ± 0.693
ea25 1342 1342/1342 1342 ± 0 6.437 5.643/7.069 6.387 ± 0.8504
ea27 1342 1342/1342 1342 ± 0 5.827 5.154/6.27 5.749 ± 0.6281
ea28 1342 1342/1342 1342 ± 0 6.216 5.615/6.9 6.271 ± 0.6654
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 ± 0.00002307 5.308 5.073/5.473 5.337 ± 0.2579
3 1342 1342/1342 1342 ± 0.00003221 4.662 4.423/5.06 4.729 ± 0.4104
4 1342 1342/1342 1342 ± 0.00002336 5.195 5.025/5.356 5.223 ± 0.2768
5 1342 1342/1342 1342 ± 0.00002307 5.242 5.012/5.537 5.269 ± 0.289
6 1342 1342/1342 1342 ± 0.00002307 5.34 5.063/5.54 5.289 ± 0.2581
7 1342 1342/1342 1342 ± 0.00002307 5.368 5.261/5.551 5.389 ± 0.2283
8 1342 1342/1342 1342 ± 0.00002307 5.369 5.08/5.539 5.336 ± 0.283
9 1342 1342/1342 1342 ± 0.00002307 5.652 5.524/5.849 5.663 ± 0.281
10 1342 1342/1342 1342 ± 0.00002349 6.099 6.003/6.202 6.084 ± 0.2357
11 1342 1342/1342 1342 ± 0.00002349 6.303 6.115/6.474 6.297 ± 0.2538
12 1342 1342/1342 1342 ± 0.00002349 6.403 6.215/6.636 6.449 ± 0.2969
13 1342 1342/1342 1342 ± 0.00002349 6.886 6.598/7.139 6.897 ± 0.3156
14 1342 1342/1342 1342 ± 0.00002349 7.142 6.834/7.328 7.109 ± 0.3371
15 1342 1342/1342 1342 ± 0.00002349 6.853 6.57/7.101 6.844 ± 0.3391
16 1342 1342/1342 1342 ± 0.00002349 6.173 5.851/6.525 6.227 ± 0.398
17 1342 1342/1342 1342 ± 0.00002349 6.18 5.921/6.468 6.174 ± 0.3747
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-07-30 06:34:46.227
End
2025-07-30 07:33:07.541
Duration
0:58:21.314
Note, WebLog generation is not included in the time.

CASA logs for stage 8