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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.481/6.526 6.004 ± 0.6098
ea02 1342 1342/1342 1342 ± 0.00005206 5.668 5.261/6.633 6.008 ± 0.7613
ea04 1342 1342/1342 1342 ± 0.00002748 5.598 5.258/6.176 5.758 ± 0.5869
ea05 1342 1342/1342 1342 ± 0.000008075 5.652 5.386/6.545 5.918 ± 0.6739
ea06 1342 1342/1342 1342 ± 0.00003548 5.01 4.86/5.735 5.308 ± 0.5057
ea07 1342 1342/1342 1342 ± 0.00003912 5.975 5.651/6.537 6.23 ± 0.6884
ea08 1342 1342/1342 1342 ± 0.00004418 5.91 5.454/6.904 6.259 ± 0.8178
ea09 1342 1342/1342 1342 ± 0.00002866 5.62 5.442/6.654 5.979 ± 0.662
ea10 1342 1342/1342 1342 ± 0.00004321 6.047 5.618/7.132 6.331 ± 0.8116
ea11 1342 1342/1342 1342 ± 0.00004189 5.942 5.551/6.95 6.277 ± 0.8198
ea12 1342 1342/1342 1342 ± 0.00003623 6.032 5.619/6.74 6.171 ± 0.7343
ea13 1342 1342/1342 1342 ± 0.00001871 5.976 5.552/6.466 6.143 ± 0.695
ea14 1342 1342/1342 1342 ± 0.00004059 5.432 5.236/6.43 5.863 ± 0.7005
ea15 1342 1342/1342 1342 ± 0.00002605 5.508 5.448/6.521 5.992 ± 0.7022
ea16 1342 1342/1342 1342 ± 0.00001703 5.71 5.452/6.846 6.139 ± 0.8922
ea17 1342 1342/1342 1342 ± 0.00004409 6.117 5.8/7.346 6.478 ± 0.8088
ea18 1342 1342/1342 1342 ± 0.00004316 5.358 5.12/6.023 5.535 ± 0.5544
ea19 1342 1342/1342 1342 ± 0.00001628 5.889 5.727/6.937 6.279 ± 0.7328
ea20 1342 1342/1342 1342 ± 0.0000405 6.137 5.889/7.243 6.501 ± 0.7853
ea21 1342 1342/1342 1342 ± 0.00002802 5.641 5.159/6.543 5.915 ± 0.7188
ea22 1342 1342/1342 1342 ± 0.00003671 5.462 5.176/6.361 5.778 ± 0.7758
ea23 1342 1342/1342 1342 ± 0.0000387 5.838 5.594/6.728 6.203 ± 0.7485
ea25 1342 1342/1342 1342 ± 0.00004393 5.882 5.736/6.772 6.191 ± 0.7074
ea26 1342 1342/1342 1342 ± 0.0000259 5.871 5.778/6.946 6.287 ± 0.6647
ea27 1342 1342/1342 1342 ± 0.00004322 5.82 5.676/6.861 6.175 ± 0.6876
ea28 1342 1342/1342 1342 ± 0.00004369 5.992 5.707/6.823 6.25 ± 0.7184
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 ± 0.00002369 5.595 5.334/5.764 5.535 ± 0.3496
5 1342 1342/1342 1342 ± 0.00003215 5.776 5.523/6.005 5.79 ± 0.2883
6 1342 1342/1342 1342 ± 0.000024 5.545 5.384/5.731 5.509 ± 0.2637
7 1342 1342/1342 1342 ± 0.00002369 5.542 5.373/5.717 5.532 ± 0.2772
8 1342 1342/1342 1342 ± 0.00002369 5.464 5.256/5.71 5.484 ± 0.318
9 1342 1342/1342 1342 ± 0.00002628 5.694 5.444/5.88 5.628 ± 0.2993
10 1342 1342/1342 1342 ± 0.00002369 6.305 6.072/6.515 6.272 ± 0.3154
11 1342 1342/1342 1342 ± 0.00002369 6.498 6.356/6.737 6.519 ± 0.3251
12 1342 1342/1342 1342 ± 0.00002414 6.717 6.508/6.889 6.674 ± 0.3603
13 1342 1342/1342 1342 ± 0.00002369 7.137 6.974/7.35 7.112 ± 0.3534
14 1342 1342/1342 1342 ± 0.00002369 7.415 7.065/7.499 7.273 ± 0.3751
15 1342 1342/1342 1342 ± 0.00002495 6.96 6.735/7.119 6.855 ± 0.4016
16 1342 1342/1342 1342 ± 0.00005602 5.198 5.082/5.302 5.177 ± 0.1821
17 1342 1342/1342 1342 ± 0.00005936 5.422 5.292/5.568 5.415 ± 0.2418
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-01-07 03:43:56.085
End
2025-01-07 04:36:07.134
Duration
0:52:11.050
Note, WebLog generation is not included in the time.

CASA logs for stage 8