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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.394 5.314/6.402 5.708 ± 0.8386
ea02 1342 1342/1342 1342 ± 0.000001207 5.477 5.067/6.163 5.606 ± 0.856
ea03 1342 1342/1342 1342 ± 0 5.711 4.979/6.447 5.662 ± 0.8746
ea04 1342 1342/1342 1342 ± 0.00004054 5.079 4.785/5.92 5.293 ± 0.7112
ea05 1342 1342/1342 1342 ± 0.00004148 5.133 4.988/6.349 5.465 ± 0.8623
ea06 1342 1342/1342 1342 ± 0 5.253 4.662/5.712 5.256 ± 0.7374
ea07 1342 1342/1342 1342 ± 0.000001207 5.089 4.846/6.036 5.412 ± 0.8587
ea08 1342 1342/1342 1342 ± 0 5.622 5.125/6.491 5.773 ± 0.8714
ea09 1342 1342/1342 1342 ± 0.00004113 4.841 4.683/5.968 5.148 ± 0.7573
ea10 1342 1342/1342 1342 ± 0.00003617 4.798 4.549/5.836 5.071 ± 0.7764
ea11 1342 1342/1342 1342 ± 0.00004294 5.096 4.542/6.195 5.352 ± 0.9283
ea12 1342 1342/1342 1342 ± 0.00002684 5.039 4.753/5.916 5.284 ± 0.6549
ea14 1342 1342/1342 1342 ± 0.00004139 5.337 5.13/6.227 5.615 ± 0.713
ea15 1342 1342/1342 1342 ± 0.00004151 5.412 5.097/6.27 5.601 ± 0.8788
ea16 1342 1342/1342 1342 ± 0 5.559 5.208/6.37 5.685 ± 0.8831
ea17 1342 1342/1342 1342 ± 0.000007026 5.377 5.03/6.669 5.696 ± 0.7952
ea18 1342 1342/1342 1342 ± 0 5.72 5.17/6.621 5.833 ± 0.7996
ea19 1342 1342/1342 1342 ± 0.000003412 5.216 4.968/6.263 5.503 ± 0.747
ea21 1342 1342/1342 1342 ± 0 4.942 4.755/5.674 5.142 ± 0.6867
ea22 1342 1342/1342 1342 ± 0 5.381 5.184/6.39 5.612 ± 0.7763
ea23 1342 1342/1342 1342 ± 0.0000415 5.339 5.053/6.171 5.612 ± 0.7943
ea24 1342 1342/1342 1342 ± 0.000006146 5.3 4.796/6.253 5.448 ± 0.8062
ea25 1342 1342/1342 1342 ± 0 5.929 5.152/6.612 5.927 ± 0.9577
ea27 1342 1342/1342 1342 ± 0 5.276 4.899/6.283 5.512 ± 0.772
ea28 1342 1342/1342 1342 ± 0.00001836 5.46 5.34/6.765 5.837 ± 0.8492
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 ± 0.00002393 4.894 4.71/5.011 4.842 ± 0.2927
4 1342 1342/1342 1342 ± 0.00002587 3.818 3.649/4.056 3.856 ± 0.2845
5 1342 1342/1342 1342 ± 0.00002393 4.963 4.774/5.254 5.003 ± 0.2806
6 1342 1342/1342 1342 ± 0.00002393 4.981 4.781/5.223 4.989 ± 0.2512
7 1342 1342/1342 1342 ± 0.00002393 5.065 4.902/5.192 5.041 ± 0.2163
8 1342 1342/1342 1342 ± 0.00002393 4.994 4.851/5.126 4.99 ± 0.2502
9 1342 1342/1342 1342 ± 0.00002393 5.331 5.174/5.524 5.302 ± 0.2613
10 1342 1342/1342 1342 ± 0.00002393 5.862 5.756/6.027 5.86 ± 0.241
11 1342 1342/1342 1342 ± 0.00002393 6.159 5.96/6.208 6.091 ± 0.2497
12 1342 1342/1342 1342 ± 0.00002393 6.257 6.036/6.413 6.246 ± 0.2902
13 1342 1342/1342 1342 ± 0.00002393 6.685 6.568/6.91 6.686 ± 0.3015
14 1342 1342/1342 1342 ± 0.00002393 6.794 6.544/7.008 6.786 ± 0.3258
15 1342 1342/1342 1342 ± 0.00002393 6.594 6.316/6.774 6.525 ± 0.3335
16 1342 1342/1342 1342 ± 0.00005807 5.367 5.153/5.623 5.427 ± 0.3858
17 1342 1342/1342 1342 ± 0.00005963 5.139 4.959/5.353 5.188 ± 0.3055
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-22 21:05:02.215
End
2025-07-22 21:55:56.823
Duration
0:50:54.608
Note, WebLog generation is not included in the time.

CASA logs for stage 8