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 5.653 5.305/6.008 5.664 ± 0.422
ea02 1342 1342/1342 1342 ± 0 5.779 5.42/6.312 5.888 ± 0.5028
ea04 1342 1342/1342 1342 ± 0 5.567 5.287/6.1 5.722 ± 0.5092
ea05 1342 1342/1342 1342 ± 0 5.402 5.142/5.733 5.444 ± 0.3852
ea06 1342 1342/1342 1342 ± 0 4.945 4.796/5.243 5.004 ± 0.2724
ea07 1342 1342/1342 1342 ± 0 5.528 5.271/5.788 5.556 ± 0.3815
ea08 1342 1342/1342 1342 ± 0 5.56 5.251/6.019 5.615 ± 0.4204
ea09 1342 1342/1342 1342 ± 0 5.146 4.979/5.565 5.267 ± 0.3531
ea10 1342 1342/1342 1342 ± 0.000001857 5.135 4.951/5.755 5.304 ± 0.3968
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.536 5.269/5.78 5.551 ± 0.3649
ea13 1342 1342/1342 1342 ± 0 6.029 5.774/6.288 6.093 ± 0.4195
ea14 1342 1342/1342 1342 ± 0 5.411 5.109/5.985 5.511 ± 0.4865
ea15 1342 1342/1342 1342 ± 0 5.63 5.183/5.933 5.605 ± 0.4516
ea16 1342 1342/1342 1342 ± 0 5.52 5.309/5.827 5.609 ± 0.3904
ea17 1342 1342/1342 1342 ± 0 5.393 5.295/5.619 5.492 ± 0.3086
ea18 1342 1342/1342 1342 ± 0 4.569 4.395/4.792 4.61 ± 0.257
ea19 1342 1342/1342 1342 ± 0 5.512 5.186/5.86 5.53 ± 0.3521
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.585 5.455/6.242 5.788 ± 0.4669
ea22 1342 1342/1342 1342 ± 0 4.924 4.742/5.383 5.017 ± 0.4297
ea23 1342 1342/1342 1342 ± 0 6.056 5.711/6.616 6.202 ± 0.6352
ea25 1342 1342/1342 1342 ± 0 5.644 5.438/6.167 5.807 ± 0.5164
ea26 1342 1342/1342 1342 ± 0 5.531 5.422/5.993 5.705 ± 0.3783
ea27 1342 1342/1342 1342 ± 0.00003544 5.166 5.061/5.665 5.32 ± 0.3574
ea28 1342 1342/1342 1342 ± 0 5.824 5.622/6.546 6.009 ± 0.5982
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 ± 0.00002439 5.384 5.228/5.555 5.378 ± 0.2818
3 1342 1342/1342 1342 ± 0.00002439 5.24 5.046/5.425 5.217 ± 0.3288
4 1342 1342/1342 1342 ± 0.0000269 5.106 4.958/5.353 5.138 ± 0.3063
5 1342 1342/1342 1342 ± 0.00002439 5.304 5.014/5.545 5.281 ± 0.3347
6 1342 1342/1342 1342 ± 0.00002439 5.128 5.023/5.321 5.139 ± 0.2804
7 1342 1342/1342 1342 ± 0.00002439 5.253 5.102/5.395 5.224 ± 0.3002
8 1342 1342/1342 1342 ± 0.00002439 5.196 4.964/5.434 5.167 ± 0.3251
9 1342 1342/1342 1342 ± 0.00002439 5.361 5.198/5.597 5.373 ± 0.365
10 1342 1342/1342 1342 ± 0.00002439 5.669 5.528/6.061 5.711 ± 0.3758
11 1342 1342/1342 1342 ± 0.00002439 5.836 5.731/6.09 5.878 ± 0.3823
12 1342 1342/1342 1342 ± 0.00002439 5.945 5.807/6.212 5.91 ± 0.5337
13 1342 1342/1342 1342 ± 0.00002439 6.269 6.013/6.611 6.282 ± 0.4878
14 1342 1342/1342 1342 ± 0.00002439 6.399 6.009/6.645 6.352 ± 0.53
15 1342 1342/1342 1342 ± 0.00002439 5.924 5.518/6.227 5.888 ± 0.4856
16 1342 1342/1342 1342 ± 0.00003323 5.571 5.127/5.702 5.458 ± 0.3882
17 1342 1342/1342 1342 ± 0.00003005 5.392 5.187/5.736 5.425 ± 0.4298
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-12-03 09:09:44.227
End
2024-12-03 10:12:56.105
Duration
1:03:11.878
Note, WebLog generation is not included in the time.

CASA logs for stage 8