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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.649 5.496/6.208 5.883 ± 0.5489
ea02 1342 1342/1342 1342 ± 0 5.798 5.412/6.521 6.002 ± 0.6693
ea04 1342 1342/1342 1342 ± 0.000004601 5.202 4.883/5.956 5.435 ± 0.6413
ea05 1342 1342/1342 1342 ± 0 5.516 4.973/6.057 5.596 ± 0.6771
ea06 1342 1342/1342 1342 ± 0 4.604 4.369/5.114 4.737 ± 0.4151
ea07 1342 1342/1342 1342 ± 0 6.077 5.472/6.397 6.101 ± 0.6453
ea08 1342 1342/1342 1342 ± 0 5.806 5.583/6.774 6.169 ± 0.718
ea09 1342 1342/1342 1342 ± 0 5.424 4.995/6.389 5.611 ± 0.6991
ea10 1342 1342/1342 1342 ± 0 6.109 5.347/6.843 6.071 ± 0.7577
ea11 1342 1342/1342 1342 ± 0 5.929 5.251/6.479 5.957 ± 0.6993
ea12 1342 1342/1342 1342 ± 0 5.617 5.229/6.302 5.825 ± 0.6749
ea13 1342 1342/1342 1342 ± 0 5.612 5.378/6.206 5.828 ± 0.6008
ea14 1342 1342/1342 1342 ± 0 5.976 5.236/6.38 5.885 ± 0.6916
ea15 1342 1342/1342 1342 ± 0 5.336 4.753/6.052 5.467 ± 0.7624
ea16 1342 1342/1342 1342 ± 0 6.147 5.51/6.726 6.232 ± 0.7543
ea17 1342 1342/1342 1342 ± 0.00002286 6.174 5.622/7.047 6.293 ± 0.7374
ea18 1342 1342/1342 1342 ± 0 5.051 4.716/5.645 5.194 ± 0.5397
ea19 1342 1342/1342 1342 ± 0 5.635 5.332/6.675 6.05 ± 0.7572
ea20 1342 1342/1342 1342 ± 0 6.023 5.558/6.678 6.17 ± 0.6916
ea21 1342 1342/1342 1342 ± 0 5.595 5.179/6.178 5.728 ± 0.6379
ea22 1342 1342/1342 1342 ± 0 5.333 5.044/6.262 5.617 ± 0.6527
ea23 1342 1342/1342 1342 ± 0 6.253 5.531/6.691 6.197 ± 0.7219
ea25 1342 1342/1342 1342 ± 0 5.718 5.328/6.287 5.868 ± 0.6376
ea26 1342 1342/1342 1342 ± 0 5.692 5.304/6.796 5.945 ± 0.7436
ea27 1342 1342/1342 1342 ± 0.00002352 5.715 5.448/6.59 5.966 ± 0.6418
ea28 1342 1342/1342 1342 ± 0.00001572 5.742 5.55/6.69 6.066 ± 0.7067
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 ± 0.00002352 5.266 5.045/5.507 5.262 ± 0.3166
3 1342 1342/1342 1342 ± 0.00002493 5.19 5.057/5.323 5.159 ± 0.2892
4 1342 1342/1342 1342 ± 0.00002486 5.19 4.795/5.402 5.119 ± 0.3557
5 1342 1342/1342 1342 ± 0.00002352 5.238 5.045/5.589 5.269 ± 0.3784
6 1342 1342/1342 1342 ± 0.00002352 5.284 4.985/5.458 5.2 ± 0.3376
7 1342 1342/1342 1342 ± 0.00002352 5.332 5.14/5.512 5.255 ± 0.3099
8 1342 1342/1342 1342 ± 0.00002352 5.327 5.042/5.475 5.235 ± 0.3394
9 1342 1342/1342 1342 ± 0.00002352 5.607 5.287/5.858 5.553 ± 0.4138
10 1342 1342/1342 1342 ± 0.00002352 6.142 5.843/6.303 6.037 ± 0.3887
11 1342 1342/1342 1342 ± 0.00002372 6.296 6.122/6.523 6.261 ± 0.3939
12 1342 1342/1342 1342 ± 0.00002352 6.47 6.277/6.732 6.44 ± 0.4174
13 1342 1342/1342 1342 ± 0.00002352 6.989 6.708/7.203 6.904 ± 0.4376
14 1342 1342/1342 1342 ± 0.00002352 7.159 6.876/7.457 7.096 ± 0.4862
15 1342 1342/1342 1342 ± 0.00002352 6.734 6.473/6.955 6.647 ± 0.4472
16 1342 1342/1342 1342 ± 0.00003157 5.899 5.675/6.251 5.93 ± 0.4122
17 1342 1342/1342 1342 ± 0.00002911 5.929 5.691/6.172 5.918 ± 0.3936
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2025-01-07 09:42:02.179
End
2025-01-07 10:41:52.451
Duration
0:59:50.272
Note, WebLog generation is not included in the time.

CASA logs for stage 8