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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.161 5.07/5.79 5.391 ± 0.4303
ea02 1342 1342/1342 1342 ± 0 6.036 5.726/6.442 6.223 ± 0.563
ea03 1342 1342/1342 1342 ± 0 6.037 5.511/6.666 6.121 ± 0.6141
ea04 1342 1342/1342 1342 ± 0.000006944 5.475 5.269/6.056 5.62 ± 0.4801
ea05 1342 1342/1342 1342 ± 0.00001325 5.621 5.339/6.427 5.853 ± 0.575
ea06 1342 1342/1342 1342 ± 0.000004711 5.638 5.16/6.031 5.729 ± 0.5558
ea07 1342 1342/1342 1342 ± 0 5.691 5.342/6.246 5.902 ± 0.6361
ea08 1342 1342/1342 1342 ± 0 6.15 5.86/6.758 6.337 ± 0.5807
ea09 1342 1342/1342 1342 ± 0 5.639 5.178/6.355 5.727 ± 0.5873
ea10 1342 1342/1342 1342 ± 0 5.355 5.081/5.995 5.521 ± 0.5194
ea11 1342 1342/1342 1342 ± 0.00003736 5.494 4.955/6.138 5.549 ± 0.5987
ea12 1342 1342/1342 1342 ± 0.0000295 5.47 5.357/6.241 5.712 ± 0.5248
ea13 1342 1342/1342 1342 ± 0 5.918 5.664/6.406 6.05 ± 0.6118
ea14 1342 1342/1342 1342 ± 0.00000198 6.02 5.609/6.585 6.11 ± 0.5316
ea15 1342 1342/1342 1342 ± 0.00002517 5.891 5.635/6.712 6.167 ± 0.6635
ea17 1342 1342/1342 1342 ± 0 5.934 5.726/6.967 6.217 ± 0.6489
ea18 1342 1342/1342 1342 ± 0 6.218 6.002/7.046 6.48 ± 0.6155
ea19 1342 1342/1342 1342 ± 0.0000328 5.678 5.468/6.494 5.936 ± 0.5352
ea20 1342 1342/1342 1342 ± 0 5.826 5.514/6.572 6.033 ± 0.5475
ea21 1342 1342/1342 1342 ± 0.000002268 5.287 5.173/5.876 5.546 ± 0.465
ea22 1342 1342/1342 1342 ± 0 6.06 5.865/6.841 6.271 ± 0.5805
ea23 1342 1342/1342 1342 ± 0 5.71 5.432/6.277 5.899 ± 0.6098
ea24 1342 1342/1342 1342 ± 0 5.952 5.378/6.534 5.96 ± 0.5686
ea25 1342 1342/1342 1342 ± 0.000005235 6.408 5.732/6.835 6.438 ± 0.7229
ea28 1342 1342/1342 1342 ± 0 6.254 5.829/7.009 6.383 ± 0.6313
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 ± 0.00002392 5.51 5.334/5.682 5.51 ± 0.2759
4 1342 1342/1342 1342 ± 0.00004281 5.021 4.817/5.14 4.96 ± 0.2179
5 1342 1342/1342 1342 ± 0.00002392 5.468 5.253/5.678 5.494 ± 0.3142
6 1342 1342/1342 1342 ± 0.00002392 5.313 5.079/5.548 5.332 ± 0.3183
7 1342 1342/1342 1342 ± 0.00002392 5.467 5.269/5.682 5.466 ± 0.2618
8 1342 1342/1342 1342 ± 0.00002392 5.387 5.196/5.637 5.407 ± 0.2882
9 1342 1342/1342 1342 ± 0.00002392 5.672 5.552/5.923 5.695 ± 0.313
10 1342 1342/1342 1342 ± 0.00002392 6.131 5.973/6.339 6.101 ± 0.2873
11 1342 1342/1342 1342 ± 0.00002392 6.295 6.091/6.527 6.31 ± 0.3237
12 1342 1342/1342 1342 ± 0.00002392 6.494 6.236/6.669 6.457 ± 0.3532
13 1342 1342/1342 1342 ± 0.00002392 6.935 6.561/7.149 6.892 ± 0.3789
14 1342 1342/1342 1342 ± 0.00002392 6.92 6.52/7.272 6.895 ± 0.4554
15 1342 1342/1342 1342 ± 0.00002392 6.654 6.426/7.028 6.696 ± 0.3733
16 1342 1342/1342 1342 ± 0.00003825 5.729 5.431/6.071 5.75 ± 0.4262
17 1342 1342/1342 1342 ± 0.00004269 5.588 5.318/5.919 5.59 ± 0.3983
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2025-07-19 05:43:20.418
End
2025-07-19 06:44:59.915
Duration
1:01:39.497
Note, WebLog generation is not included in the time.

CASA logs for stage 8