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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.512 5.457/6.265 5.842 ± 0.6105
ea02 1342 1342/1342 1342 ± 0.0000415 5.931 5.554/6.683 6.125 ± 0.6568
ea03 1342 1342/1342 1342 ± 0 5.689 4.986/6.199 5.632 ± 0.6203
ea04 1342 1342/1342 1342 ± 0 5.64 5.202/6.197 5.749 ± 0.5402
ea05 1342 1342/1342 1342 ± 0 6.146 5.576/6.634 5.983 ± 0.7012
ea06 1342 1342/1342 1342 ± 0 4.84 4.805/4.907 4.748 ± 0.2708
ea07 1342 1342/1342 1342 ± 0 6.18 5.72/6.434 6.246 ± 0.566
ea08 1342 1342/1342 1342 ± 0 5.93 5.673/6.874 6.225 ± 0.721
ea09 1342 1342/1342 1342 ± 0 5.964 5.433/6.683 5.978 ± 0.7352
ea10 1342 1342/1342 1342 ± 0 6.037 5.567/6.765 6.136 ± 0.6651
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.011 5.437/6.443 5.994 ± 0.7044
ea13 1342 1342/1342 1342 ± 0 6.295 5.959/6.627 6.315 ± 0.6697
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.118 5.604/6.553 6.141 ± 0.6818
ea16 1342 1342/1342 1342 ± 0 6.416 5.902/6.979 6.444 ± 0.7924
ea17 1342 1342/1342 1342 ± 0 6.617 5.979/7.258 6.635 ± 0.6706
ea18 1342 1342/1342 1342 ± 0 5.134 4.754/5.579 5.219 ± 0.4728
ea19 1342 1342/1342 1342 ± 0 6.222 5.622/6.718 6.195 ± 0.5902
ea20 1342 1342/1342 1342 ± 0 6.035 5.569/6.695 6.051 ± 0.6942
ea21 1342 1342/1342 1342 ± 0 6.022 5.624/6.578 6.063 ± 0.6559
ea22 1342 1342/1342 1342 ± 0 5.681 5.47/6.453 5.896 ± 0.6017
ea23 1342 1342/1342 1342 ± 0 6.288 5.663/6.706 6.213 ± 0.7124
ea24 1342 1342/1342 1342 ± 0 5.93 5.686/6.789 6.133 ± 0.689
ea25 1342 1342/1342 1342 ± 0 5.811 5.447/6.322 5.9 ± 0.5988
ea26 1342 1342/1342 1342 ± 0 6.442 5.889/7.228 6.455 ± 0.7581
ea27 1342 1342/1342 1342 ± 0 5.737 5.555/6.542 5.949 ± 0.6323
ea28 1342 1342/1342 1342 ± 0 5.565 5.368/6.386 5.807 ± 0.65
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 ± 0.0000239 5.591 5.385/5.717 5.512 ± 0.3015
4 1342 1342/1342 1342 ± 0.00002796 4.806 4.553/4.923 4.721 ± 0.2519
5 1342 1342/1342 1342 ± 0.0000239 5.492 5.334/5.696 5.482 ± 0.3396
6 1342 1342/1342 1342 ± 0.0000239 5.531 5.366/5.714 5.478 ± 0.3244
7 1342 1342/1342 1342 ± 0.0000239 5.56 5.408/5.633 5.496 ± 0.3001
8 1342 1342/1342 1342 ± 0.0000239 5.48 5.28/5.615 5.418 ± 0.3367
9 1342 1342/1342 1342 ± 0.0000239 5.738 5.49/6.054 5.703 ± 0.3765
10 1342 1342/1342 1342 ± 0.00002437 6.196 6.02/6.415 6.183 ± 0.3396
11 1342 1342/1342 1342 ± 0.00002437 6.508 6.303/6.623 6.418 ± 0.3316
12 1342 1342/1342 1342 ± 0.00002437 6.63 6.429/6.716 6.587 ± 0.3635
13 1342 1342/1342 1342 ± 0.00002437 7.022 6.865/7.115 6.993 ± 0.3614
14 1342 1342/1342 1342 ± 0.00002437 7.183 6.966/7.421 7.168 ± 0.3879
15 1342 1342/1342 1342 ± 0.00002437 6.77 6.592/6.967 6.757 ± 0.359
16 1342 1342/1342 1342 ± 0.00002487 6.105 5.786/6.342 6.089 ± 0.3886
17 1342 1342/1342 1342 ± 0.00002487 6.081 5.915/6.364 6.13 ± 0.3697
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-01-11 02:57:37.873
End
2025-01-11 04:14:16.924
Duration
1:16:39.050
Note, WebLog generation is not included in the time.

CASA logs for stage 8