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

Statwt Summary Plot

VLASS2.1.sb38505794.eb38515224.59048.69954878472_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 5.267 4.986/5.813 5.385 ± 0.5881
ea02 1342 1342/1342 1342 ± 0.00004272 5.577 5.038/6.206 5.587 ± 0.789
ea04 1342 1342/1342 1342 ± 0 5.141 4.772/5.784 5.213 ± 0.6261
ea05 1342 1342/1342 1342 ± 0.000008489 5.062 4.714/5.472 5.194 ± 0.6076
ea06 1342 1342/1342 1342 ± 0.000001196 5.019 4.701/5.686 5.119 ± 0.6291
ea07 1342 1342/1342 1342 ± 0.0000425 5.511 4.858/5.932 5.487 ± 0.7215
ea09 1342 1342/1342 1342 ± 0.00003106 4.953 4.749/5.822 5.084 ± 0.635
ea10 1342 1342/1342 1342 ± 0.00004404 4.67 4.486/5.391 4.913 ± 0.6128
ea11 1342 1342/1342 1342 ± 0.00003102 5.506 4.972/6.112 5.501 ± 0.7617
ea12 1342 1342/1342 1342 ± 0 5.583 5.228/6.277 5.658 ± 0.7708
ea13 1342 1342/1342 1342 ± 0 5.542 5.293/5.997 5.597 ± 0.6459
ea14 1342 1342/1342 1342 ± 0.00002455 5.469 4.984/6.273 5.607 ± 0.7339
ea15 1342 1342/1342 1342 ± 0 5.406 5.041/6.137 5.596 ± 0.7402
ea16 1342 1342/1342 1342 ± 0.00002323 5.664 5.112/6.455 5.811 ± 0.8045
ea17 1342 1342/1342 1342 ± 0.00004207 5.575 5.027/6.553 5.621 ± 0.7865
ea18 1342 1342/1342 1342 ± 0.00001233 4.856 4.534/5.531 4.927 ± 0.5713
ea19 1342 1342/1342 1342 ± 0.00001231 5.485 5.156/6.338 5.669 ± 0.7197
ea20 1342 1342/1342 1342 ± 0.00001542 5.916 5.599/6.741 6.003 ± 0.8703
ea21 1342 1342/1342 1342 ± 0.00001724 5.24 5.015/5.996 5.433 ± 0.6655
ea22 1342 1342/1342 1342 ± 0.00003556 5.206 4.935/6.152 5.385 ± 0.7747
ea23 1342 1342/1342 1342 ± 0.0000366 5.448 5.095/6.235 5.627 ± 0.8231
ea24 1342 1342/1342 1342 ± 0.000005344 5.034 4.707/6.015 5.263 ± 0.6584
ea25 1342 1342/1342 1342 ± 0.0000385 5.283 4.918/5.917 5.318 ± 0.697
ea26 1342 1342/1342 1342 ± 0.00001473 5.537 5.294/6.49 5.738 ± 0.774
ea27 1342 1342/1342 1342 ± 0.0000427 5.392 5.068/6.41 5.606 ± 0.7612
ea28 1342 1342/1342 1342 ± 0.00004272 5.504 5.25/6.431 5.735 ± 0.7912
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 ± 0.00002353 5.188 5.019/5.444 5.196 ± 0.3506
5 1342 1342/1342 1342 ± 0.00002353 5.035 4.798/5.267 5.029 ± 0.3495
6 1342 1342/1342 1342 ± 0.00002353 4.985 4.773/5.246 5.016 ± 0.2513
7 1342 1342/1342 1342 ± 0.00002353 5.038 4.876/5.263 5.055 ± 0.2649
8 1342 1342/1342 1342 ± 0.00002353 5.028 4.731/5.113 4.965 ± 0.2782
9 1342 1342/1342 1342 ± 0.00002353 5.457 5.233/5.602 5.405 ± 0.2673
10 1342 1342/1342 1342 ± 0.00002353 5.79 5.703/5.968 5.776 ± 0.315
11 1342 1342/1342 1342 ± 0.00002353 5.894 5.683/6.091 5.861 ± 0.3293
12 1342 1342/1342 1342 ± 0.00002353 6.107 5.826/6.338 6.112 ± 0.322
13 1342 1342/1342 1342 ± 0.00002353 6.438 6.225/6.743 6.456 ± 0.3627
14 1342 1342/1342 1342 ± 0.00002446 6.638 6.36/6.875 6.607 ± 0.3691
15 1342 1342/1342 1342 ± 0.00002353 6.479 6.064/6.594 6.345 ± 0.3824
16 1342 1342/1342 1342 ± 0.00006094 4.401 4.233/4.562 4.399 ± 0.2215
17 1342 1342/1342 1342 ± 0.00005888 4.371 4.239/4.472 4.36 ± 0.1981
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38505794.eb38515224.59048.69954878472_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-03-29 07:31:19.884
End
2024-03-29 08:37:56.381
Duration
1:06:36.497
Note, WebLog generation is not included in the time.

CASA logs for stage 7