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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.394 5.277/5.966 5.462 ± 0.7887
ea02 1342 1342/1342 1342 ± 0.00004181 6.025 5.52/6.632 5.876 ± 0.9652
ea04 1342 1342/1342 1342 ± 0 5.384 5.085/6.134 5.476 ± 0.8174
ea05 1342 1342/1342 1342 ± 0.000007857 5.49 5.07/6.455 5.654 ± 0.8102
ea06 1342 1342/1342 1342 ± 0.000003687 4.944 4.726/5.323 4.862 ± 0.6433
ea07 1342 1342/1342 1342 ± 0.0000428 5.907 5.421/6.365 5.757 ± 0.9138
ea08 1342 1342/1342 1342 ± 0.00004315 5.989 5.574/6.72 5.958 ± 1.002
ea09 1342 1342/1342 1342 ± 0.00000614 5.56 5.2/6.515 5.642 ± 0.8012
ea10 1342 1342/1342 1342 ± 0.00004336 5.728 5.327/6.546 5.759 ± 0.9465
ea11 1342 1342/1342 1342 ± 0.00004269 5.68 5.178/6.541 5.725 ± 1.036
ea12 1342 1342/1342 1342 ± 0.000006497 5.698 5.363/6.585 5.773 ± 1.113
ea13 1342 1342/1342 1342 ± 0.00001365 5.999 5.765/6.474 6.02 ± 0.7567
ea14 1342 1342/1342 1342 ± 0.000002129 5.497 5.115/6.453 5.619 ± 0.8502
ea15 1342 1342/1342 1342 ± 0 5.422 5.178/6.293 5.654 ± 0.8985
ea16 1342 1342/1342 1342 ± 0.00002426 5.954 5.521/6.905 5.987 ± 1.03
ea17 1342 1342/1342 1342 ± 0.00004298 5.837 5.563/6.605 5.858 ± 0.9745
ea18 1342 1342/1342 1342 ± 0.00003375 5.098 4.645/5.735 5.053 ± 0.7617
ea19 1342 1342/1342 1342 ± 0 5.801 5.517/6.863 6.001 ± 0.8977
ea20 1342 1342/1342 1342 ± 0.00002147 5.937 5.749/7.075 6.055 ± 1.171
ea21 1342 1342/1342 1342 ± 0.00001598 5.502 5.356/6.377 5.645 ± 0.827
ea22 1342 1342/1342 1342 ± 0.00003125 5.403 5.17/6.397 5.573 ± 0.8396
ea23 1342 1342/1342 1342 ± 0.00004251 5.787 5.491/6.659 5.852 ± 0.9147
ea25 1342 1342/1342 1342 ± 0.0000427 5.531 5.255/6.356 5.546 ± 0.8909
ea26 1342 1342/1342 1342 ± 0.00001528 5.932 5.654/7.045 6.098 ± 0.852
ea27 1342 1342/1342 1342 ± 0.00004394 5.572 5.205/6.499 5.606 ± 0.902
ea28 1342 1342/1342 1342 ± 0.00004356 5.719 5.428/6.472 5.729 ± 0.9231
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 5.536 5.332/5.824 5.56 ± 0.2658
5 1342 1342/1342 1342 ± 0.00002375 5.423 5.166/5.604 5.418 ± 0.3224
6 1342 1342/1342 1342 ± 0.0000235 5.358 5.175/5.527 5.334 ± 0.295
7 1342 1342/1342 1342 ± 0.0000235 5.38 5.225/5.536 5.38 ± 0.2765
8 1342 1342/1342 1342 ± 0.0000235 5.35 5.191/5.515 5.337 ± 0.2836
9 1342 1342/1342 1342 ± 0.0000235 5.671 5.444/5.914 5.625 ± 0.3401
10 1342 1342/1342 1342 ± 0.0000235 6.071 5.865/6.247 6.042 ± 0.331
11 1342 1342/1342 1342 ± 0.0000235 6.397 6.237/6.519 6.328 ± 0.3442
12 1342 1342/1342 1342 ± 0.0000235 6.554 6.367/6.769 6.528 ± 0.3789
13 1342 1342/1342 1342 ± 0.0000235 6.774 6.636/7.096 6.798 ± 0.3951
14 1342 1342/1342 1342 ± 0.00002774 6.647 6.393/7.088 6.681 ± 0.4912
15 1342 1342/1342 1342 ± 0.0000235 6.84 6.667/7.092 6.8 ± 0.483
16 1342 1342/1342 1342 ± 0.00006082 3.905 3.761/4.166 3.975 ± 0.2995
17 1342 1342/1342 1342 ± 0.00006074 4.003 3.847/4.224 4.033 ± 0.2909
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
Start time
2024-11-01 17:17:01.423
End
2024-11-01 18:13:39.374
Duration
0:56:37.951
Note, WebLog generation is not included in the time.

CASA logs for stage 8