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 5.629 5.354/5.943 5.684 ± 0.4134
ea02 1342 1342/1342 1342 ± 0 5.767 5.388/6.276 5.864 ± 0.5095
ea04 1342 1342/1342 1342 ± 0 5.617 5.314/6.131 5.751 ± 0.5151
ea05 1342 1342/1342 1342 ± 0 5.386 5.152/5.759 5.449 ± 0.3964
ea06 1342 1342/1342 1342 ± 0 4.926 4.749/5.26 4.99 ± 0.2874
ea07 1342 1342/1342 1342 ± 0 5.473 5.164/5.741 5.504 ± 0.3728
ea08 1342 1342/1342 1342 ± 0 5.591 5.211/5.961 5.561 ± 0.4195
ea09 1342 1342/1342 1342 ± 0 5.089 4.936/5.548 5.22 ± 0.3445
ea10 1342 1342/1342 1342 ± 0.000002659 5.137 4.899/5.751 5.265 ± 0.4239
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.415 5.256/5.698 5.504 ± 0.3265
ea13 1342 1342/1342 1342 ± 0 5.963 5.784/6.316 6.093 ± 0.4333
ea14 1342 1342/1342 1342 ± 0 5.449 5.144/5.991 5.546 ± 0.4908
ea15 1342 1342/1342 1342 ± 0 5.451 5.15/5.879 5.538 ± 0.421
ea16 1342 1342/1342 1342 ± 0 5.547 5.319/5.799 5.599 ± 0.384
ea17 1342 1342/1342 1342 ± 0.000004203 5.349 5.275/5.582 5.461 ± 0.3162
ea18 1342 1342/1342 1342 ± 0 4.494 4.377/4.775 4.58 ± 0.2504
ea19 1342 1342/1342 1342 ± 0 5.482 5.195/5.808 5.524 ± 0.3494
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.604 5.451/6.243 5.79 ± 0.4679
ea22 1342 1342/1342 1342 ± 0 4.887 4.733/5.339 4.98 ± 0.4241
ea23 1342 1342/1342 1342 ± 0 6.07 5.749/6.606 6.234 ± 0.6162
ea25 1342 1342/1342 1342 ± 0 5.663 5.472/6.158 5.836 ± 0.5417
ea26 1342 1342/1342 1342 ± 0 5.499 5.381/5.972 5.674 ± 0.3688
ea27 1342 1342/1342 1342 ± 0.00003871 5.142 5.011/5.614 5.279 ± 0.3514
ea28 1342 1342/1342 1342 ± 0 5.802 5.623/6.405 5.995 ± 0.6102
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 ± 0.00002441 5.419 5.243/5.558 5.386 ± 0.2784
3 1342 1342/1342 1342 ± 0.00002464 5.213 5.024/5.385 5.178 ± 0.3301
4 1342 1342/1342 1342 ± 0.00002644 5.235 4.966/5.398 5.162 ± 0.3315
5 1342 1342/1342 1342 ± 0.00002441 5.259 4.995/5.538 5.283 ± 0.3424
6 1342 1342/1342 1342 ± 0.00002441 5.115 4.997/5.327 5.127 ± 0.28
7 1342 1342/1342 1342 ± 0.00002441 5.23 5.092/5.462 5.235 ± 0.3121
8 1342 1342/1342 1342 ± 0.00002441 5.195 4.949/5.469 5.158 ± 0.3372
9 1342 1342/1342 1342 ± 0.00002441 5.394 5.224/5.616 5.375 ± 0.3735
10 1342 1342/1342 1342 ± 0.00002441 5.697 5.502/6.069 5.703 ± 0.3818
11 1342 1342/1342 1342 ± 0.00002441 5.811 5.681/6.156 5.866 ± 0.3885
12 1342 1342/1342 1342 ± 0.00002441 5.927 5.783/6.235 5.898 ± 0.5472
13 1342 1342/1342 1342 ± 0.00002441 6.237 6.041/6.632 6.278 ± 0.5123
14 1342 1342/1342 1342 ± 0.00002441 6.331 6.081/6.729 6.349 ± 0.5561
15 1342 1342/1342 1342 ± 0.0000246 5.824 5.464/6.216 5.82 ± 0.4926
16 1342 1342/1342 1342 ± 0.00003375 5.498 5.06/5.721 5.407 ± 0.4183
17 1342 1342/1342 1342 ± 0.00003223 5.336 5.074/5.699 5.364 ± 0.4521
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-03 10:02:17.305
End
2024-12-03 11:07:09.157
Duration
1:04:51.852
Note, WebLog generation is not included in the time.

CASA logs for stage 8