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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.41 5.246/6.232 5.589 ± 0.8266
ea02 1342 1342/1342 1342 ± 0.00004466 5.901 5.382/6.655 5.9 ± 0.915
ea04 1342 1342/1342 1342 ± 0.00003058 5.08 4.908/5.88 5.277 ± 0.7425
ea05 1342 1342/1342 1342 ± 0.00003201 5.649 4.961/6.376 5.59 ± 0.8192
ea06 1342 1342/1342 1342 ± 0.0000373 5.248 4.919/5.932 5.307 ± 0.7748
ea07 1342 1342/1342 1342 ± 0.0000447 5.898 5.36/6.249 5.747 ± 0.8834
ea08 1342 1342/1342 1342 ± 0.00004499 6.019 5.579/6.896 6.057 ± 1.042
ea09 1342 1342/1342 1342 ± 0.00002386 5.566 5.054/6.212 5.47 ± 0.7497
ea10 1342 1342/1342 1342 ± 0.00004383 5.214 4.933/6.015 5.323 ± 0.745
ea11 1342 1342/1342 1342 ± 0.00004352 5.904 5.278/6.555 5.846 ± 0.9272
ea12 1342 1342/1342 1342 ± 0.00003829 5.654 5.253/6.468 5.73 ± 0.943
ea13 1342 1342/1342 1342 ± 0.00001154 5.947 5.565/6.258 5.859 ± 0.7134
ea14 1342 1342/1342 1342 ± 0.00004295 5.715 5.266/6.568 5.836 ± 0.914
ea15 1342 1342/1342 1342 ± 0.00001896 5.38 5.127/6.183 5.537 ± 0.87
ea16 1342 1342/1342 1342 ± 0.00004143 5.824 5.465/6.696 5.976 ± 0.9432
ea17 1342 1342/1342 1342 ± 0.00004419 5.997 5.467/7.035 6.029 ± 1.01
ea18 1342 1342/1342 1342 ± 0.00004399 5.182 4.855/5.756 5.128 ± 0.6706
ea19 1342 1342/1342 1342 ± 0.000008002 6.015 5.451/6.649 5.971 ± 0.7685
ea20 1342 1342/1342 1342 ± 0.00004216 5.91 5.827/7.016 6.131 ± 1.019
ea21 1342 1342/1342 1342 ± 0.00004181 5.504 5.299/6.236 5.613 ± 0.8122
ea22 1342 1342/1342 1342 ± 0.00003454 5.569 5.219/6.491 5.748 ± 0.8805
ea23 1342 1342/1342 1342 ± 0.00005291 6.408 6.153/7.035 6.071 ± 1.177
ea24 1342 1342/1342 1342 ± 0.00001615 5.251 4.909/6.053 5.432 ± 0.7022
ea25 1342 1342/1342 1342 ± 0.00004398 5.63 5.341/6.424 5.706 ± 0.8842
ea26 1342 1342/1342 1342 ± 0.00002443 5.795 5.593/6.863 6.043 ± 0.9151
ea27 1342 1342/1342 1342 ± 0.00004442 5.672 5.235/6.574 5.759 ± 0.895
ea28 1342 1342/1342 1342 ± 0.00004493 5.714 5.543/6.725 5.929 ± 0.9331
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 ± 0.00002796 5.415 5.15/5.718 5.414 ± 0.3011
5 1342 1342/1342 1342 ± 0.00002439 5.319 5.111/5.584 5.363 ± 0.2741
6 1342 1342/1342 1342 ± 0.00002401 5.316 5.026/5.525 5.285 ± 0.2818
7 1342 1342/1342 1342 ± 0.00002348 5.362 5.173/5.552 5.341 ± 0.267
8 1342 1342/1342 1342 ± 0.00002348 5.346 5.086/5.453 5.294 ± 0.3102
9 1342 1342/1342 1342 ± 0.00002375 5.623 5.299/5.823 5.553 ± 0.3142
10 1342 1342/1342 1342 ± 0.00002305 6.085 5.793/6.201 6.019 ± 0.3165
11 1342 1342/1342 1342 ± 0.00002305 6.32 6.046/6.533 6.29 ± 0.3015
12 1342 1342/1342 1342 ± 0.00002305 6.46 6.217/6.657 6.438 ± 0.3377
13 1342 1342/1342 1342 ± 0.00002305 6.752 6.46/6.997 6.735 ± 0.3572
14 1342 1342/1342 1342 ± 0.00002305 6.897 6.587/7.113 6.825 ± 0.4061
15 1342 1342/1342 1342 ± 0.00002569 6.572 6.16/6.876 6.515 ± 0.4346
16 1342 1342/1342 1342 ± 0.00005583 4.162 4.023/4.295 4.162 ± 0.2061
17 1342 1342/1342 1342 ± 0.00005481 4.159 4.013/4.373 4.196 ± 0.2501
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
Start time
2024-11-08 02:55:01.430
End
2024-11-08 03:59:38.030
Duration
1:04:36.600
Note, WebLog generation is not included in the time.

CASA logs for stage 8