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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.872 5.301/6.231 5.847 ± 0.5889
ea02 1342 1342/1342 1342 ± 0.000015 6.302 5.51/6.475 6.153 ± 0.6944
ea03 1342 1342/1342 1342 ± 0 6.169 5.38/6.725 6.113 ± 0.7221
ea04 1342 1342/1342 1342 ± 0 5.737 5.287/6.122 5.708 ± 0.625
ea05 1342 1342/1342 1342 ± 0.000006883 5.766 5.53/6.554 6.04 ± 0.6394
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.056 5.274/6.264 5.972 ± 0.6836
ea08 1342 1342/1342 1342 ± 0 6.572 5.654/6.842 6.373 ± 0.6663
ea09 1342 1342/1342 1342 ± 0 5.952 5.174/6.442 5.852 ± 0.6655
ea10 1342 1342/1342 1342 ± 0 5.463 5.047/6.153 5.645 ± 0.5993
ea11 1342 1342/1342 1342 ± 0.00001541 5.57 5.039/6.197 5.621 ± 0.6904
ea12 1342 1342/1342 1342 ± 0 5.589 5.382/6.364 5.804 ± 0.6108
ea13 1342 1342/1342 1342 ± 0 6.114 5.459/6.272 5.992 ± 0.5527
ea14 1342 1342/1342 1342 ± 0.00001141 6.062 5.635/6.692 6.223 ± 0.6
ea15 1342 1342/1342 1342 ± 0.00001231 6.223 5.484/6.542 6.114 ± 0.7125
ea16 1342 1342/1342 1342 ± 0 6.171 5.609/6.734 6.2 ± 0.7042
ea17 1342 1342/1342 1342 ± 0 6.263 5.745/7.082 6.261 ± 0.7772
ea18 1342 1342/1342 1342 ± 0 6.654 5.797/7.083 6.467 ± 0.6616
ea19 1342 1342/1342 1342 ± 0 5.788 5.317/6.512 5.931 ± 0.6124
ea20 1342 1342/1342 1342 ± 0 6.322 5.593/6.638 6.234 ± 0.679
ea21 1342 1342/1342 1342 ± 0 5.58 5.123/6.036 5.628 ± 0.5355
ea22 1342 1342/1342 1342 ± 0 6.631 5.856/7.062 6.515 ± 0.6861
ea23 1342 1342/1342 1342 ± 0.000001672 5.919 5.658/6.442 6.116 ± 0.6581
ea24 1342 1342/1342 1342 ± 0 6.02 5.155/6.405 5.83 ± 0.6094
ea25 1342 1342/1342 1342 ± 0 6.584 5.628/6.909 6.426 ± 0.813
ea27 1342 1342/1342 1342 ± 0 5.848 5.376/6.518 5.952 ± 0.609
ea28 1342 1342/1342 1342 ± 0 6.388 5.658/6.893 6.292 ± 0.6751
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 ± 0.00002367 5.382 5.197/5.468 5.334 ± 0.2052
5 1342 1342/1342 1342 ± 0.0000297 5.106 4.905/5.407 5.155 ± 0.358
6 1342 1342/1342 1342 ± 0.00002367 5.26 5.065/5.462 5.282 ± 0.3081
7 1342 1342/1342 1342 ± 0.00002367 5.441 5.286/5.587 5.424 ± 0.2297
8 1342 1342/1342 1342 ± 0.00002367 5.374 5.21/5.59 5.387 ± 0.2478
9 1342 1342/1342 1342 ± 0.00002367 5.671 5.527/5.931 5.712 ± 0.2781
10 1342 1342/1342 1342 ± 0.00002367 6.147 5.983/6.305 6.157 ± 0.2469
11 1342 1342/1342 1342 ± 0.00002367 6.422 6.209/6.603 6.393 ± 0.2686
12 1342 1342/1342 1342 ± 0.00002367 6.455 6.271/6.732 6.542 ± 0.3043
13 1342 1342/1342 1342 ± 0.00002348 7.057 6.659/7.248 6.979 ± 0.3279
14 1342 1342/1342 1342 ± 0.00002367 7.147 6.926/7.384 7.129 ± 0.3238
15 1342 1342/1342 1342 ± 0.00002367 6.778 6.549/7.082 6.786 ± 0.3577
16 1342 1342/1342 1342 ± 0.00002703 6.177 5.736/6.349 6.091 ± 0.4072
17 1342 1342/1342 1342 ± 0.00002567 6.085 5.816/6.376 6.066 ± 0.3893
datacolumn
residual_data
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2025-08-05 02:11:48.971
End
2025-08-05 02:42:59.198
Duration
0:31:10.227
Note, WebLog generation is not included in the time.

CASA logs for stage 8