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 6.163 5.74/6.588 6.101 ± 0.8774
ea02 1342 1342/1342 1342 ± 0.00003122 6.335 5.81/6.521 6.314 ± 0.5946
ea03 1342 1342/1342 1342 ± 0 6.205 5.605/6.809 6.278 ± 0.6631
ea04 1342 1342/1342 1342 ± 0 5.583 5.18/6.003 5.662 ± 0.513
ea05 1342 1342/1342 1342 ± 0.000001362 5.955 5.548/6.639 5.958 ± 0.789
ea06 1342 1342/1342 1342 ± 0 6.092 5.258/6.223 5.876 ± 0.612
ea07 1342 1342/1342 1342 ± 0 5.93 5.431/6.506 5.979 ± 0.7781
ea08 1342 1342/1342 1342 ± 0 6.621 5.841/6.865 6.453 ± 0.7075
ea09 1342 1342/1342 1342 ± 0 5.757 5.252/6.397 5.885 ± 0.6401
ea10 1342 1342/1342 1342 ± 0 5.782 5.389/6.2 5.718 ± 0.814
ea11 1342 1342/1342 1342 ± 0 5.658 5.388/6.486 5.825 ± 0.7524
ea12 1342 1342/1342 1342 ± 0 5.558 5.416/6.165 5.76 ± 0.7018
ea13 1342 1342/1342 1342 ± 0 6.194 5.718/6.36 6.119 ± 0.5037
ea14 1342 1342/1342 1342 ± 0 6.124 5.706/6.509 6.097 ± 0.7842
ea15 1342 1342/1342 1342 ± 0 6.27 5.686/6.674 6.319 ± 0.6771
ea16 1342 1342/1342 1342 ± 0 6.25 5.891/6.728 6.357 ± 0.6355
ea17 1342 1342/1342 1342 ± 0 6.235 5.856/6.974 6.277 ± 1.004
ea18 1342 1342/1342 1342 ± 0 6.58 6.032/7.155 6.553 ± 0.7166
ea19 1342 1342/1342 1342 ± 0 6.047 5.603/6.542 6.101 ± 0.6736
ea20 1342 1342/1342 1342 ± 0 6.109 5.892/6.129 5.878 ± 0.5056
ea21 1342 1342/1342 1342 ± 0 5.405 5.117/5.806 5.508 ± 0.4808
ea22 1342 1342/1342 1342 ± 0 5.973 5.594/6.404 6.008 ± 0.6366
ea23 1342 1342/1342 1342 ± 0 6.054 5.586/6.295 6.07 ± 0.5902
ea24 1342 1342/1342 1342 ± 0 6.317 5.538/6.716 6.149 ± 0.6169
ea25 1342 1342/1342 1342 ± 0 6.545 5.838/7.141 6.551 ± 0.8
ea27 1342 1342/1342 1342 ± 0 5.892 5.457/6.32 5.887 ± 0.5349
ea28 1342 1342/1342 1342 ± 0 6.53 5.852/7.103 6.569 ± 0.664
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 ± 0.0000231 5.654 5.459/5.825 5.652 ± 0.2725
3 1342 1342/1342 1342 ± 0.00003188 4.211 3.728/4.819 4.29 ± 0.7025
4 1342 1342/1342 1342 ± 0.00002352 5.514 5.364/5.791 5.541 ± 0.3059
5 1342 1342/1342 1342 ± 0.0000231 5.6 5.344/5.851 5.613 ± 0.2947
6 1342 1342/1342 1342 ± 0.0000231 5.583 5.296/5.795 5.55 ± 0.281
7 1342 1342/1342 1342 ± 0.0000231 5.595 5.454/5.817 5.607 ± 0.2571
8 1342 1342/1342 1342 ± 0.0000231 5.537 5.232/5.67 5.51 ± 0.2994
9 1342 1342/1342 1342 ± 0.0000231 5.787 5.638/5.997 5.799 ± 0.3123
10 1342 1342/1342 1342 ± 0.00002352 6.24 6.094/6.319 6.203 ± 0.266
11 1342 1342/1342 1342 ± 0.00002352 6.424 6.166/6.592 6.4 ± 0.2939
12 1342 1342/1342 1342 ± 0.00002352 6.522 6.308/6.734 6.549 ± 0.3352
13 1342 1342/1342 1342 ± 0.00002352 6.994 6.731/7.279 7.018 ± 0.3509
14 1342 1342/1342 1342 ± 0.00002352 7.283 7.004/7.565 7.255 ± 0.3765
15 1342 1342/1342 1342 ± 0.00002352 6.991 6.699/7.322 6.991 ± 0.3774
16 1342 1342/1342 1342 ± 0.00002352 6.34 5.992/6.601 6.359 ± 0.4301
17 1342 1342/1342 1342 ± 0.00002352 6.342 6.047/6.555 6.303 ± 0.4102
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-30 05:03:34.841
End
2025-07-30 05:42:44.420
Duration
0:39:09.579
Note, WebLog generation is not included in the time.

CASA logs for stage 8