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 5.774 5.332/6.073 5.781 ± 0.5341
ea02 1342 1342/1342 1342 ± 0 5.859 5.464/6.617 6.064 ± 0.6515
ea04 1342 1342/1342 1342 ± 0 5.575 5.127/6.269 5.689 ± 0.586
ea05 1342 1342/1342 1342 ± 0 5.949 5.323/6.403 5.849 ± 0.6192
ea06 1342 1342/1342 1342 ± 0 5.139 4.818/5.459 5.152 ± 0.3794
ea07 1342 1342/1342 1342 ± 0 6.167 5.437/6.278 6.056 ± 0.5992
ea08 1342 1342/1342 1342 ± 0.000008228 5.977 5.659/6.752 6.257 ± 0.668
ea09 1342 1342/1342 1342 ± 0 5.684 5.225/6.494 5.824 ± 0.6295
ea10 1342 1342/1342 1342 ± 0 6.087 5.355/6.702 6.042 ± 0.6698
ea11 1342 1342/1342 1342 ± 0 6.042 5.248/6.455 5.949 ± 0.6934
ea12 1342 1342/1342 1342 ± 0 6.013 5.386/6.558 6.062 ± 0.6754
ea13 1342 1342/1342 1342 ± 0 6.059 5.893/6.42 6.228 ± 0.484
ea14 1342 1342/1342 1342 ± 0 5.943 5.32/6.454 5.931 ± 0.6795
ea15 1342 1342/1342 1342 ± 0 5.744 5.142/6.303 5.84 ± 0.6903
ea16 1342 1342/1342 1342 ± 0 6.291 5.721/6.826 6.364 ± 0.7239
ea17 1342 1342/1342 1342 ± 0.000008049 6.008 5.603/6.884 6.159 ± 0.6265
ea18 1342 1342/1342 1342 ± 0 5.151 4.76/5.629 5.222 ± 0.5092
ea19 1342 1342/1342 1342 ± 0 5.831 5.601/6.592 6.204 ± 0.6475
ea20 1342 1342/1342 1342 ± 0 6.471 5.783/6.951 6.394 ± 0.645
ea21 1342 1342/1342 1342 ± 0 5.906 5.412/6.297 5.906 ± 0.5456
ea22 1342 1342/1342 1342 ± 0 5.579 5.311/6.515 5.892 ± 0.6496
ea23 1342 1342/1342 1342 ± 0 6.22 5.532/6.614 6.186 ± 0.6983
ea25 1342 1342/1342 1342 ± 0 5.63 5.248/6.232 5.755 ± 0.5826
ea26 1342 1342/1342 1342 ± 0 5.947 5.684/6.948 6.229 ± 0.6478
ea27 1342 1342/1342 1342 ± 0.000003635 5.843 5.412/6.515 5.931 ± 0.5814
ea28 1342 1342/1342 1342 ± 0.00002447 5.734 5.493/6.552 6.029 ± 0.6416
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 ± 0.00002349 5.416 5.25/5.674 5.436 ± 0.2498
4 1342 1342/1342 1342 ± 0.00002543 5.308 4.971/5.505 5.275 ± 0.3645
5 1342 1342/1342 1342 ± 0.00002349 5.434 5.157/5.552 5.402 ± 0.3241
6 1342 1342/1342 1342 ± 0.00002349 5.329 5.093/5.481 5.301 ± 0.2868
7 1342 1342/1342 1342 ± 0.00002349 5.395 5.247/5.567 5.385 ± 0.2584
8 1342 1342/1342 1342 ± 0.00002349 5.41 5.158/5.543 5.349 ± 0.2733
9 1342 1342/1342 1342 ± 0.00002349 5.665 5.485/5.911 5.633 ± 0.3289
10 1342 1342/1342 1342 ± 0.00002349 6.105 5.941/6.287 6.064 ± 0.318
11 1342 1342/1342 1342 ± 0.00002349 6.381 6.176/6.477 6.28 ± 0.3278
12 1342 1342/1342 1342 ± 0.00002358 6.47 6.243/6.616 6.406 ± 0.3673
13 1342 1342/1342 1342 ± 0.00002349 6.893 6.799/7.105 6.899 ± 0.3743
14 1342 1342/1342 1342 ± 0.00002349 7.182 6.911/7.342 7.091 ± 0.4164
15 1342 1342/1342 1342 ± 0.00002349 6.789 6.518/6.999 6.704 ± 0.4032
16 1342 1342/1342 1342 ± 0.0000273 6.047 5.745/6.228 6.034 ± 0.3893
17 1342 1342/1342 1342 ± 0.00002734 6.094 5.686/6.292 6.035 ± 0.371
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
Start time
2024-12-17 01:15:31.548
End
2024-12-17 02:03:23.934
Duration
0:47:52.386
Note, WebLog generation is not included in the time.

CASA logs for stage 8