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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.408 4.979/5.645 5.306 ± 0.5476
ea02 1342 1342/1342 1342 ± 0.00001899 5.918 5.096/6.325 5.763 ± 0.7117
ea05 1342 1342/1342 1342 ± 0.00001554 5.264 5.011/6.232 5.502 ± 0.8049
ea06 1342 1342/1342 1342 ± 0.00002938 4.816 4.661/5.371 4.906 ± 0.6053
ea07 1342 1342/1342 1342 ± 0.00002883 5.454 5.023/5.68 5.43 ± 0.5283
ea08 1342 1342/1342 1342 ± 0.00002034 5.858 5.348/6.61 5.985 ± 0.7441
ea09 1342 1342/1342 1342 ± 0.00002686 5.138 4.849/6.019 5.304 ± 0.7344
ea10 1342 1342/1342 1342 ± 0.00002012 5.795 4.932/6.233 5.597 ± 0.7089
ea11 1342 1342/1342 1342 ± 0.00002895 5.638 5.09/6.179 5.587 ± 0.6875
ea12 1342 1342/1342 1342 ± 0.00002882 5.342 5.057/5.921 5.434 ± 0.748
ea13 1342 1342/1342 1342 ± 0.00002331 5.59 5.503/6.111 5.757 ± 0.7639
ea14 1342 1342/1342 1342 ± 0.00002479 5.576 5.229/6.375 5.711 ± 0.8746
ea15 1342 1342/1342 1342 ± 0.0000292 5.243 4.949/5.978 5.295 ± 0.7499
ea16 1342 1342/1342 1342 ± 0 5.092 5.009/5.163 5.045 ± 0.2302
ea17 1342 1342/1342 1342 ± 0.00003259 5.876 5.411/6.424 5.878 ± 0.7601
ea18 1342 1342/1342 1342 ± 0.000028 4.797 4.6/5.251 4.853 ± 0.541
ea19 1342 1342/1342 1342 ± 0.00001554 5.44 5.21/6.434 5.7 ± 0.8194
ea20 1342 1342/1342 1342 ± 0.0000281 5.661 5.516/6.434 5.81 ± 0.7966
ea21 1342 1342/1342 1342 ± 0.00002029 5.354 5.114/6.055 5.472 ± 0.7877
ea22 1342 1342/1342 1342 ± 0.00002146 5.259 4.943/6.326 5.638 ± 0.7827
ea23 1342 1342/1342 1342 ± 0.00002374 5.629 5.236/6.274 5.689 ± 0.8123
ea25 1342 1342/1342 1342 ± 0 5.119 4.921/5.196 5.119 ± 0.1854
ea26 1342 1342/1342 1342 ± 0.00002494 5.385 5.269/6.251 5.621 ± 0.7383
ea27 1342 1342/1342 1342 ± 0.00002383 5.288 4.976/6.069 5.432 ± 0.6445
ea28 1342 1342/1342 1342 ± 0.00002566 5.707 5.117/6.218 5.617 ± 0.7
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 5.185 4.918/5.285 5.128 ± 0.2397
5 1342 1342/1342 1342 ± 0.00002692 4.998 4.813/5.146 4.985 ± 0.2858
6 1342 1342/1342 1342 ± 0.00002392 5.049 4.979/5.211 5.057 ± 0.2359
7 1342 1342/1342 1342 ± 0.00002392 5.083 4.949/5.23 5.091 ± 0.2171
8 1342 1342/1342 1342 ± 0.00002392 5.123 4.91/5.271 5.1 ± 0.2522
9 1342 1342/1342 1342 ± 0.00002392 5.383 5.254/5.575 5.373 ± 0.2812
10 1342 1342/1342 1342 ± 0.0000249 5.753 5.536/5.924 5.736 ± 0.2996
11 1342 1342/1342 1342 ± 0.0000249 6.067 5.885/6.182 6.015 ± 0.3182
12 1342 1342/1342 1342 ± 0.0000249 6.217 6.026/6.326 6.174 ± 0.3167
13 1342 1342/1342 1342 ± 0.0000249 6.369 6.115/6.595 6.305 ± 0.4103
14 1342 1342/1342 1342 ± 0.00003224 6.315 5.838/6.625 6.193 ± 0.5315
15 1342 1342/1342 1342 ± 0.00003195 6.433 6.197/6.665 6.37 ± 0.3994
16 1342 1342/1342 1342 ± 0.00005306 3.262 3.123/3.416 3.281 ± 0.225
17 1342 1342/1342 1342 ± 0.00005007 3.516 3.273/3.767 3.534 ± 0.3927
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-16 08:58:13.532
End
2024-11-16 09:47:15.774
Duration
0:49:02.241
Note, WebLog generation is not included in the time.

CASA logs for stage 8