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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.792 5.332/6.074 5.771 ± 0.5076
ea02 1342 1342/1342 1342 ± 0 5.871 5.483/6.614 6.055 ± 0.6391
ea04 1342 1342/1342 1342 ± 0 5.602 5.224/6.21 5.739 ± 0.5521
ea05 1342 1342/1342 1342 ± 0 5.921 5.34/6.417 5.852 ± 0.5865
ea06 1342 1342/1342 1342 ± 0 5.06 4.807/5.376 5.113 ± 0.3542
ea07 1342 1342/1342 1342 ± 0 6.154 5.462/6.287 6.055 ± 0.5781
ea08 1342 1342/1342 1342 ± 0.00000561 5.978 5.606/6.738 6.232 ± 0.6572
ea09 1342 1342/1342 1342 ± 0 5.687 5.291/6.507 5.868 ± 0.6163
ea10 1342 1342/1342 1342 ± 0 6.098 5.345/6.669 6.037 ± 0.6566
ea11 1342 1342/1342 1342 ± 0 5.972 5.217/6.402 5.923 ± 0.6577
ea12 1342 1342/1342 1342 ± 0 5.989 5.449/6.517 6.073 ± 0.6591
ea13 1342 1342/1342 1342 ± 0 6.163 5.88/6.457 6.281 ± 0.4958
ea14 1342 1342/1342 1342 ± 0 5.956 5.301/6.461 5.917 ± 0.6688
ea15 1342 1342/1342 1342 ± 0 5.781 5.158/6.328 5.85 ± 0.6898
ea16 1342 1342/1342 1342 ± 0 6.249 5.731/6.785 6.345 ± 0.7145
ea17 1342 1342/1342 1342 ± 0.00001279 6.028 5.601/6.771 6.153 ± 0.6076
ea18 1342 1342/1342 1342 ± 0 5.165 4.772/5.616 5.224 ± 0.507
ea19 1342 1342/1342 1342 ± 0 6.012 5.611/6.544 6.206 ± 0.6407
ea20 1342 1342/1342 1342 ± 0 6.353 5.736/6.958 6.319 ± 0.6485
ea21 1342 1342/1342 1342 ± 0 5.885 5.402/6.287 5.894 ± 0.5466
ea22 1342 1342/1342 1342 ± 0 5.514 5.299/6.495 5.867 ± 0.6445
ea23 1342 1342/1342 1342 ± 0 6.201 5.522/6.574 6.168 ± 0.6849
ea25 1342 1342/1342 1342 ± 0 5.666 5.244/6.199 5.746 ± 0.5705
ea26 1342 1342/1342 1342 ± 0 5.966 5.711/6.99 6.261 ± 0.6666
ea27 1342 1342/1342 1342 ± 0.0000136 5.584 5.37/6.411 5.848 ± 0.5703
ea28 1342 1342/1342 1342 ± 0.00003411 5.661 5.468/6.513 6.028 ± 0.6136
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 ± 0.0000235 5.401 5.223/5.665 5.423 ± 0.2598
4 1342 1342/1342 1342 ± 0.00002571 5.39 5.196/5.444 5.323 ± 0.3321
5 1342 1342/1342 1342 ± 0.0000235 5.46 5.182/5.599 5.433 ± 0.3259
6 1342 1342/1342 1342 ± 0.0000235 5.35 5.114/5.518 5.324 ± 0.2891
7 1342 1342/1342 1342 ± 0.0000235 5.398 5.234/5.564 5.393 ± 0.2674
8 1342 1342/1342 1342 ± 0.0000235 5.394 5.145/5.579 5.35 ± 0.2812
9 1342 1342/1342 1342 ± 0.0000235 5.63 5.481/5.893 5.623 ± 0.3259
10 1342 1342/1342 1342 ± 0.0000235 6.103 5.922/6.249 6.046 ± 0.3148
11 1342 1342/1342 1342 ± 0.0000235 6.345 6.154/6.456 6.262 ± 0.325
12 1342 1342/1342 1342 ± 0.00002394 6.435 6.244/6.592 6.407 ± 0.3593
13 1342 1342/1342 1342 ± 0.0000235 6.914 6.783/7.078 6.878 ± 0.3763
14 1342 1342/1342 1342 ± 0.0000235 7.138 6.859/7.372 7.072 ± 0.4163
15 1342 1342/1342 1342 ± 0.0000235 6.76 6.511/6.981 6.681 ± 0.4045
16 1342 1342/1342 1342 ± 0.00003083 6.051 5.661/6.254 6.003 ± 0.4087
17 1342 1342/1342 1342 ± 0.00003096 6.063 5.664/6.312 6.019 ± 0.3913
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
Start time
2024-12-17 04:34:04.453
End
2024-12-17 05:29:55.447
Duration
0:55:50.994
Note, WebLog generation is not included in the time.

CASA logs for stage 8