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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.869 5.428/6.104 5.839 ± 0.4863
ea02 1342 1342/1342 1342 ± 0 5.962 5.537/6.65 6.119 ± 0.6307
ea04 1342 1342/1342 1342 ± 0.000004407 5.598 5.233/6.242 5.766 ± 0.5537
ea05 1342 1342/1342 1342 ± 0.000001151 5.94 5.399/6.419 5.882 ± 0.5804
ea06 1342 1342/1342 1342 ± 0 5.048 4.847/5.376 5.129 ± 0.3397
ea07 1342 1342/1342 1342 ± 0 6.212 5.537/6.34 6.114 ± 0.5834
ea08 1342 1342/1342 1342 ± 0.000003579 6.04 5.649/6.773 6.272 ± 0.6559
ea09 1342 1342/1342 1342 ± 0 5.794 5.335/6.528 5.879 ± 0.6344
ea10 1342 1342/1342 1342 ± 0 6.106 5.402/6.737 6.106 ± 0.6401
ea11 1342 1342/1342 1342 ± 0 6.01 5.276/6.443 5.983 ± 0.6613
ea12 1342 1342/1342 1342 ± 0 6.026 5.513/6.513 6.117 ± 0.6517
ea13 1342 1342/1342 1342 ± 0 6.378 5.966/6.491 6.327 ± 0.5091
ea14 1342 1342/1342 1342 ± 0 5.979 5.357/6.464 5.964 ± 0.6464
ea15 1342 1342/1342 1342 ± 0 5.81 5.234/6.342 5.913 ± 0.6723
ea16 1342 1342/1342 1342 ± 0 6.269 5.763/6.821 6.384 ± 0.7012
ea17 1342 1342/1342 1342 ± 0.00002187 6.074 5.662/6.88 6.226 ± 0.6076
ea18 1342 1342/1342 1342 ± 0 5.199 4.824/5.639 5.257 ± 0.5091
ea19 1342 1342/1342 1342 ± 0 6.064 5.668/6.552 6.219 ± 0.6468
ea20 1342 1342/1342 1342 ± 0 6.383 5.802/6.96 6.347 ± 0.6461
ea21 1342 1342/1342 1342 ± 0 5.941 5.454/6.328 5.936 ± 0.5634
ea22 1342 1342/1342 1342 ± 0 5.628 5.337/6.503 5.888 ± 0.6357
ea23 1342 1342/1342 1342 ± 0 6.269 5.609/6.624 6.26 ± 0.67
ea25 1342 1342/1342 1342 ± 0 5.741 5.354/6.256 5.84 ± 0.5594
ea26 1342 1342/1342 1342 ± 0 6.185 5.798/7.033 6.362 ± 0.6359
ea27 1342 1342/1342 1342 ± 0.00002122 5.657 5.506/6.494 5.931 ± 0.5688
ea28 1342 1342/1342 1342 ± 0.00002458 5.767 5.541/6.556 6.088 ± 0.6001
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 ± 0.0000235 5.504 5.315/5.775 5.521 ± 0.2701
4 1342 1342/1342 1342 ± 0.00002687 5.288 5.075/5.511 5.256 ± 0.3326
5 1342 1342/1342 1342 ± 0.0000235 5.525 5.293/5.708 5.512 ± 0.3334
6 1342 1342/1342 1342 ± 0.0000235 5.43 5.189/5.591 5.402 ± 0.2964
7 1342 1342/1342 1342 ± 0.0000235 5.459 5.292/5.616 5.452 ± 0.2729
8 1342 1342/1342 1342 ± 0.0000235 5.437 5.201/5.614 5.394 ± 0.2882
9 1342 1342/1342 1342 ± 0.0000235 5.664 5.507/5.95 5.663 ± 0.3333
10 1342 1342/1342 1342 ± 0.0000235 6.124 5.94/6.27 6.078 ± 0.3254
11 1342 1342/1342 1342 ± 0.0000235 6.333 6.212/6.479 6.292 ± 0.3304
12 1342 1342/1342 1342 ± 0.00002395 6.496 6.308/6.631 6.44 ± 0.3642
13 1342 1342/1342 1342 ± 0.0000235 6.937 6.811/7.135 6.907 ± 0.3823
14 1342 1342/1342 1342 ± 0.0000235 7.183 6.942/7.399 7.112 ± 0.424
15 1342 1342/1342 1342 ± 0.0000235 6.823 6.59/7.032 6.73 ± 0.4104
16 1342 1342/1342 1342 ± 0.00003112 6.086 5.73/6.379 6.064 ± 0.3976
17 1342 1342/1342 1342 ± 0.00003032 6.17 5.714/6.354 6.074 ± 0.3921
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-17 06:09:09.861
End
2024-12-17 07:14:22.932
Duration
1:05:13.071
Note, WebLog generation is not included in the time.

CASA logs for stage 8