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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.55 5.272/5.884 5.606 ± 0.4184
ea02 1342 1342/1342 1342 ± 0 5.739 5.391/6.283 5.878 ± 0.5004
ea04 1342 1342/1342 1342 ± 0 5.473 5.157/5.982 5.6 ± 0.5036
ea05 1342 1342/1342 1342 ± 0 5.313 5.04/5.657 5.347 ± 0.382
ea06 1342 1342/1342 1342 ± 0 4.834 4.738/5.186 4.93 ± 0.2661
ea07 1342 1342/1342 1342 ± 0 5.536 5.28/5.886 5.623 ± 0.4153
ea08 1342 1342/1342 1342 ± 0 5.634 5.294/6.072 5.693 ± 0.4436
ea09 1342 1342/1342 1342 ± 0 5.18 4.97/5.638 5.318 ± 0.384
ea10 1342 1342/1342 1342 ± 0.00000108 5.216 4.965/5.885 5.362 ± 0.4282
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.616 5.313/5.915 5.677 ± 0.4194
ea13 1342 1342/1342 1342 ± 0 5.886 5.615/6.091 5.918 ± 0.406
ea14 1342 1342/1342 1342 ± 0 5.472 5.083/5.971 5.537 ± 0.4848
ea15 1342 1342/1342 1342 ± 0 5.732 5.255/6.115 5.753 ± 0.5252
ea16 1342 1342/1342 1342 ± 0 5.54 5.296/5.894 5.634 ± 0.4166
ea17 1342 1342/1342 1342 ± 0.000003381 5.387 5.286/5.745 5.529 ± 0.3465
ea18 1342 1342/1342 1342 ± 0 4.657 4.463/4.916 4.701 ± 0.3028
ea19 1342 1342/1342 1342 ± 0 5.432 5.084/5.799 5.436 ± 0.3723
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.517 5.347/6.172 5.736 ± 0.4668
ea22 1342 1342/1342 1342 ± 0 4.931 4.749/5.458 5.039 ± 0.4346
ea23 1342 1342/1342 1342 ± 0 6.001 5.675/6.723 6.165 ± 0.6313
ea25 1342 1342/1342 1342 ± 0 5.608 5.404/6.12 5.774 ± 0.5096
ea26 1342 1342/1342 1342 ± 0 5.552 5.415/6.166 5.741 ± 0.4142
ea27 1342 1342/1342 1342 ± 0.0000366 5.241 5.084/5.834 5.36 ± 0.4151
ea28 1342 1342/1342 1342 ± 0 5.716 5.513/6.445 5.971 ± 0.5621
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 ± 0.00002439 5.393 5.228/5.507 5.362 ± 0.2604
3 1342 1342/1342 1342 ± 0.00002454 5.24 5.07/5.317 5.188 ± 0.2774
4 1342 1342/1342 1342 ± 0.00003152 4.919 4.738/5.107 4.941 ± 0.3334
5 1342 1342/1342 1342 ± 0.00002439 5.284 4.996/5.45 5.229 ± 0.3148
6 1342 1342/1342 1342 ± 0.00002439 5.153 5.015/5.345 5.154 ± 0.2673
7 1342 1342/1342 1342 ± 0.00002439 5.251 5.069/5.342 5.185 ± 0.2681
8 1342 1342/1342 1342 ± 0.00002439 5.212 4.961/5.343 5.13 ± 0.3049
9 1342 1342/1342 1342 ± 0.00002439 5.421 5.156/5.572 5.352 ± 0.3452
10 1342 1342/1342 1342 ± 0.00002439 5.716 5.479/6.017 5.699 ± 0.3463
11 1342 1342/1342 1342 ± 0.00002439 5.88 5.738/6.104 5.87 ± 0.3497
12 1342 1342/1342 1342 ± 0.00002439 5.995 5.836/6.131 5.913 ± 0.503
13 1342 1342/1342 1342 ± 0.00002439 6.338 6.048/6.518 6.297 ± 0.4482
14 1342 1342/1342 1342 ± 0.00002439 6.462 6.051/6.569 6.349 ± 0.4783
15 1342 1342/1342 1342 ± 0.00002439 6.116 5.685/6.224 5.99 ± 0.4459
16 1342 1342/1342 1342 ± 0.0000334 5.597 5.221/5.71 5.472 ± 0.3546
17 1342 1342/1342 1342 ± 0.00003063 5.451 5.195/5.723 5.428 ± 0.3753
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-03 09:45:11.160
End
2024-12-03 10:50:15.395
Duration
1:05:04.235
Note, WebLog generation is not included in the time.

CASA logs for stage 8