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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.517 5.29/6.109 5.571 ± 0.7154
ea02 1342 1342/1342 1342 ± 0.0000426 5.944 5.478/6.692 5.918 ± 0.93
ea04 1342 1342/1342 1342 ± 0 4.892 4.703/5.51 5.063 ± 0.5925
ea05 1342 1342/1342 1342 ± 0.00001432 5.079 4.705/5.845 5.216 ± 0.6127
ea06 1342 1342/1342 1342 ± 0 4.749 4.596/5.224 4.858 ± 0.5387
ea07 1342 1342/1342 1342 ± 0.00004274 5.689 5.23/5.997 5.53 ± 0.7286
ea08 1342 1342/1342 1342 ± 0.00004272 6.068 5.675/6.859 6.073 ± 0.9591
ea09 1342 1342/1342 1342 ± 0 5.434 5.09/6.204 5.558 ± 0.702
ea10 1342 1342/1342 1342 ± 0.00004259 5.702 5.249/6.349 5.622 ± 0.7792
ea11 1342 1342/1342 1342 ± 0.00002813 5.697 5.171/6.253 5.57 ± 0.8628
ea12 1342 1342/1342 1342 ± 0 5.248 4.999/6.184 5.45 ± 0.7776
ea13 1342 1342/1342 1342 ± 0 5.681 5.342/6.009 5.675 ± 0.6451
ea14 1342 1342/1342 1342 ± 0.00001422 5.401 5.104/6.253 5.553 ± 0.7032
ea15 1342 1342/1342 1342 ± 0 4.954 4.747/5.829 5.259 ± 0.7487
ea16 1342 1342/1342 1342 ± 0.00002526 5.521 5.151/6.302 5.563 ± 0.6923
ea17 1342 1342/1342 1342 ± 0.00004068 6.054 5.536/6.852 5.989 ± 0.9576
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.345 5.12/6.199 5.519 ± 0.6616
ea20 1342 1342/1342 1342 ± 0 5.558 5.323/6.356 5.687 ± 0.8375
ea21 1342 1342/1342 1342 ± 0.00002365 5.186 4.973/5.825 5.268 ± 0.6507
ea22 1342 1342/1342 1342 ± 0.0000282 5.51 5.245/6.542 5.707 ± 0.8165
ea23 1342 1342/1342 1342 ± 0.00003816 5.539 5.214/6.322 5.597 ± 0.8055
ea25 1342 1342/1342 1342 ± 0.00003792 5.624 5.291/6.277 5.62 ± 0.8548
ea26 1342 1342/1342 1342 ± 0.000001177 5.529 5.479/6.375 5.706 ± 0.6882
ea27 1342 1342/1342 1342 ± 0.00004263 5.586 5.164/6.451 5.635 ± 0.8456
ea28 1342 1342/1342 1342 ± 0.00003253 6.015 5.586/6.695 6.003 ± 0.8271
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 ± 0.00002393 5.547 5.241/5.643 5.435 ± 0.3218
5 1342 1342/1342 1342 ± 0.00002441 5.26 5.057/5.399 5.224 ± 0.2959
6 1342 1342/1342 1342 ± 0.00002393 5.244 5.101/5.506 5.262 ± 0.3272
7 1342 1342/1342 1342 ± 0.00002393 5.249 5.044/5.479 5.236 ± 0.3018
8 1342 1342/1342 1342 ± 0.00002393 5.163 5.069/5.378 5.188 ± 0.32
9 1342 1342/1342 1342 ± 0.00002393 5.509 5.187/5.681 5.458 ± 0.3625
10 1342 1342/1342 1342 ± 0.00002393 5.899 5.601/6.042 5.856 ± 0.354
11 1342 1342/1342 1342 ± 0.00002393 6.128 5.911/6.305 6.111 ± 0.3555
12 1342 1342/1342 1342 ± 0.00002393 6.307 6.007/6.5 6.276 ± 0.3754
13 1342 1342/1342 1342 ± 0.00002393 6.568 6.348/6.743 6.564 ± 0.3267
14 1342 1342/1342 1342 ± 0.00002984 6.516 6.164/6.776 6.467 ± 0.3993
15 1342 1342/1342 1342 ± 0.00002395 6.403 6.16/6.667 6.387 ± 0.4845
16 1342 1342/1342 1342 ± 0.00006063 4.063 3.905/4.22 4.052 ± 0.2384
17 1342 1342/1342 1342 ± 0.00005982 4.313 4.178/4.477 4.301 ± 0.214
datacolumn
residual_data
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-13 03:53:15.332
End
2024-12-13 05:01:54.458
Duration
1:08:39.126
Note, WebLog generation is not included in the time.

CASA logs for stage 8