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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.711 5.466/6.297 5.881 ± 0.464
ea02 1342 1342/1342 1342 ± 0 6.271 5.799/6.849 6.356 ± 0.6391
ea04 1342 1342/1342 1342 ± 0.00003927 5.268 5.063/5.868 5.363 ± 0.7127
ea05 1342 1342/1342 1342 ± 0.000001319 5.468 5.092/6.191 5.526 ± 0.7974
ea06 1342 1342/1342 1342 ± 0 4.872 4.787/5.319 5.032 ± 0.3193
ea07 1342 1342/1342 1342 ± 0.00001579 6.122 5.743/6.441 6.09 ± 0.6872
ea08 1342 1342/1342 1342 ± 0 6.54 5.954/7.055 6.543 ± 0.7016
ea09 1342 1342/1342 1342 ± 0 5.84 5.375/6.629 5.814 ± 0.8428
ea10 1342 1342/1342 1342 ± 0.0000285 6.063 5.565/6.738 6.06 ± 0.8034
ea11 1342 1342/1342 1342 ± 0.000002391 5.941 5.416/6.752 6.16 ± 0.8285
ea12 1342 1342/1342 1342 ± 0.00002045 5.662 5.488/6.521 5.806 ± 0.9584
ea13 1342 1342/1342 1342 ± 0 6.035 5.682/6.574 6.087 ± 0.8598
ea14 1342 1342/1342 1342 ± 0.00001933 5.719 5.342/6.544 5.736 ± 0.8154
ea15 1342 1342/1342 1342 ± 0.00003067 5.549 5.339/6.417 5.74 ± 0.9007
ea16 1342 1342/1342 1342 ± 0 6 5.65/6.875 5.991 ± 0.9517
ea17 1342 1342/1342 1342 ± 0 6.132 5.749/7.092 6.317 ± 0.6308
ea18 1342 1342/1342 1342 ± 0 5.379 4.972/5.767 5.399 ± 0.4287
ea19 1342 1342/1342 1342 ± 0.000002906 5.787 5.575/6.685 5.89 ± 0.8716
ea20 1342 1342/1342 1342 ± 0.000006079 5.934 5.824/6.864 6.159 ± 0.9083
ea21 1342 1342/1342 1342 ± 0.00001036 5.618 5.337/6.35 5.634 ± 0.8351
ea22 1342 1342/1342 1342 ± 0 5.545 5.25/6.415 5.765 ± 0.781
ea23 1342 1342/1342 1342 ± 0.00002435 6.083 5.678/6.794 6.132 ± 0.786
ea25 1342 1342/1342 1342 ± 0.000001404 6.037 5.531/6.606 6.077 ± 0.5873
ea26 1342 1342/1342 1342 ± 0.000001328 6.168 5.862/7.186 6.319 ± 0.8815
ea27 1342 1342/1342 1342 ± 0.00003061 5.729 5.393/6.527 5.856 ± 0.7576
ea28 1342 1342/1342 1342 ± 0.000007008 6.146 5.736/6.811 6.282 ± 0.5834
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 ± 0.00002352 5.482 5.329/5.816 5.501 ± 0.2983
5 1342 1342/1342 1342 ± 0.00002397 5.559 5.362/5.738 5.552 ± 0.3059
6 1342 1342/1342 1342 ± 0.00002397 5.549 5.362/5.707 5.532 ± 0.2885
7 1342 1342/1342 1342 ± 0.00002352 5.55 5.446/5.75 5.521 ± 0.295
8 1342 1342/1342 1342 ± 0.00002352 5.601 5.371/5.699 5.5 ± 0.3244
9 1342 1342/1342 1342 ± 0.00002352 5.776 5.523/6.032 5.72 ± 0.3586
10 1342 1342/1342 1342 ± 0.00002352 6.223 5.983/6.443 6.172 ± 0.3916
11 1342 1342/1342 1342 ± 0.00002352 6.511 6.342/6.65 6.41 ± 0.3691
12 1342 1342/1342 1342 ± 0.00002352 6.622 6.405/6.808 6.512 ± 0.5053
13 1342 1342/1342 1342 ± 0.00002359 7.027 6.662/7.167 6.884 ± 0.4301
14 1342 1342/1342 1342 ± 0.00003418 6.851 6.396/7.234 6.778 ± 0.532
15 1342 1342/1342 1342 ± 0.00002359 6.833 6.616/7.151 6.764 ± 0.5694
16 1342 1342/1342 1342 ± 0.00004762 4.086 3.951/4.225 4.096 ± 0.1921
17 1342 1342/1342 1342 ± 0.00004587 4.126 3.981/4.303 4.134 ± 0.2365
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
overwrite_modelcol
False
Start time
2024-11-19 06:55:15.860
End
2024-11-19 07:44:10.331
Duration
0:48:54.471
Note, WebLog generation is not included in the time.

CASA logs for stage 8