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 5.05 4.925/5.669 5.188 ± 0.7047
ea02 1342 1342/1342 1342 ± 0.00003407 5.677 5.127/6.327 5.618 ± 0.8755
ea05 1342 1342/1342 1342 ± 0.00001597 5.269 4.899/6.061 5.355 ± 0.8471
ea06 1342 1342/1342 1342 ± 0.00003712 4.863 4.709/5.354 4.83 ± 0.692
ea07 1342 1342/1342 1342 ± 0.00003349 5.48 5.038/5.708 5.27 ± 0.6851
ea08 1342 1342/1342 1342 ± 0.0000345 5.861 5.363/6.614 5.858 ± 0.9467
ea09 1342 1342/1342 1342 ± 0.00002651 5.152 4.819/5.807 5.16 ± 0.7758
ea10 1342 1342/1342 1342 ± 0.00003426 5.489 4.923/6.238 5.398 ± 0.8614
ea11 1342 1342/1342 1342 ± 0.00003781 5.648 5.114/6.221 5.481 ± 0.8416
ea12 1342 1342/1342 1342 ± 0.0000379 5.382 5.077/5.954 5.341 ± 0.8732
ea13 1342 1342/1342 1342 ± 0.00002253 5.685 5.45/6.115 5.658 ± 0.8245
ea14 1342 1342/1342 1342 ± 0.00002328 5.576 5.074/6.296 5.513 ± 0.9321
ea15 1342 1342/1342 1342 ± 0.00003853 5.263 4.957/5.997 5.211 ± 0.8907
ea16 1342 1342/1342 1342 ± 0 5.096 5.013/5.216 5.067 ± 0.2357
ea17 1342 1342/1342 1342 ± 0.00004114 5.78 5.222/6.368 5.692 ± 0.9289
ea18 1342 1342/1342 1342 ± 0.00003697 4.802 4.453/5.263 4.753 ± 0.6329
ea19 1342 1342/1342 1342 ± 0.00001419 5.439 5.212/6.287 5.562 ± 0.8474
ea20 1342 1342/1342 1342 ± 0.00003756 5.686 5.306/6.486 5.702 ± 0.9337
ea21 1342 1342/1342 1342 ± 0.00002043 5.357 5.123/6.047 5.341 ± 0.8546
ea22 1342 1342/1342 1342 ± 0.00002915 5.279 4.972/6.33 5.505 ± 0.8727
ea23 1342 1342/1342 1342 ± 0.00003229 5.626 5.233/6.293 5.521 ± 0.9202
ea25 1342 1342/1342 1342 ± 0 5.136 4.94/5.202 5.122 ± 0.1845
ea26 1342 1342/1342 1342 ± 0.00002479 5.407 5.246/6.302 5.527 ± 0.847
ea27 1342 1342/1342 1342 ± 0.00003749 5.286 4.971/6.101 5.303 ± 0.8044
ea28 1342 1342/1342 1342 ± 0.00003597 5.328 5.12/6.245 5.503 ± 0.8456
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 5.233 4.955/5.35 5.17 ± 0.2463
5 1342 1342/1342 1342 ± 0.00002392 4.992 4.827/5.213 5.007 ± 0.317
6 1342 1342/1342 1342 ± 0.00002392 5.07 5.009/5.214 5.077 ± 0.2331
7 1342 1342/1342 1342 ± 0.00002392 5.106 4.982/5.222 5.107 ± 0.2149
8 1342 1342/1342 1342 ± 0.00002392 5.125 4.921/5.305 5.112 ± 0.2543
9 1342 1342/1342 1342 ± 0.00002392 5.411 5.281/5.585 5.389 ± 0.2837
10 1342 1342/1342 1342 ± 0.0000249 5.78 5.538/5.943 5.748 ± 0.3025
11 1342 1342/1342 1342 ± 0.0000249 6.102 5.955/6.217 6.036 ± 0.3144
12 1342 1342/1342 1342 ± 0.0000249 6.251 5.999/6.339 6.194 ± 0.317
13 1342 1342/1342 1342 ± 0.00002494 6.401 6.151/6.591 6.32 ± 0.3687
14 1342 1342/1342 1342 ± 0.00003307 6.093 5.678/6.484 6.04 ± 0.5519
15 1342 1342/1342 1342 ± 0.00002606 6.357 6.097/6.582 6.307 ± 0.4162
16 1342 1342/1342 1342 ± 0.00005491 3.321 3.2/3.502 3.351 ± 0.2413
17 1342 1342/1342 1342 ± 0.00005606 3.525 3.38/3.742 3.576 ± 0.289
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-11-16 09:43:41.253
End
2024-11-16 10:51:17.133
Duration
1:07:35.880
Note, WebLog generation is not included in the time.

CASA logs for stage 8