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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.94 5.408/6.215 5.902 ± 0.5466
ea02 1342 1342/1342 1342 ± 0 5.941 5.55/6.728 6.154 ± 0.6502
ea04 1342 1342/1342 1342 ± 0 5.609 5.185/6.331 5.745 ± 0.5836
ea05 1342 1342/1342 1342 ± 0 6.023 5.438/6.542 5.957 ± 0.6254
ea06 1342 1342/1342 1342 ± 0 4.927 4.732/5.268 5.002 ± 0.3315
ea07 1342 1342/1342 1342 ± 0 6.263 5.561/6.378 6.154 ± 0.5861
ea08 1342 1342/1342 1342 ± 0.000003012 6.065 5.758/6.922 6.362 ± 0.7255
ea09 1342 1342/1342 1342 ± 0 5.737 5.344/6.611 5.934 ± 0.6299
ea10 1342 1342/1342 1342 ± 0 6.197 5.476/6.827 6.161 ± 0.6965
ea11 1342 1342/1342 1342 ± 0 6.09 5.299/6.518 6.036 ± 0.6989
ea12 1342 1342/1342 1342 ± 0 5.477 5.438/5.611 5.579 ± 0.2097
ea13 1342 1342/1342 1342 ± 0 6.3 6.036/6.593 6.418 ± 0.4901
ea14 1342 1342/1342 1342 ± 0 6.097 5.422/6.643 6.076 ± 0.6961
ea15 1342 1342/1342 1342 ± 0 5.96 5.447/6.546 6.07 ± 0.6952
ea16 1342 1342/1342 1342 ± 0 6.317 5.772/6.917 6.434 ± 0.7403
ea17 1342 1342/1342 1342 ± 0.000002546 6.116 5.688/6.991 6.28 ± 0.6353
ea18 1342 1342/1342 1342 ± 0 5.203 4.79/5.642 5.248 ± 0.5451
ea19 1342 1342/1342 1342 ± 0 6.333 5.696/6.895 6.394 ± 0.6822
ea20 1342 1342/1342 1342 ± 0 6.411 5.777/6.897 6.42 ± 0.6427
ea21 1342 1342/1342 1342 ± 0 6.072 5.506/6.475 6.047 ± 0.58
ea22 1342 1342/1342 1342 ± 0 5.579 5.393/6.393 5.911 ± 0.6488
ea23 1342 1342/1342 1342 ± 0 6.299 5.605/6.693 6.277 ± 0.7034
ea25 1342 1342/1342 1342 ± 0 5.811 5.446/6.399 5.943 ± 0.5756
ea26 1342 1342/1342 1342 ± 0 6.123 5.822/7.048 6.364 ± 0.6626
ea27 1342 1342/1342 1342 ± 0.00001753 5.839 5.441/6.546 5.956 ± 0.587
ea28 1342 1342/1342 1342 ± 0.00002613 5.808 5.587/6.673 6.133 ± 0.6635
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 ± 0.00002348 5.517 5.381/5.799 5.524 ± 0.2927
4 1342 1342/1342 1342 ± 0.00002382 5.4 5.154/5.597 5.389 ± 0.3436
5 1342 1342/1342 1342 ± 0.00002348 5.558 5.281/5.69 5.514 ± 0.3425
6 1342 1342/1342 1342 ± 0.00002348 5.479 5.274/5.597 5.437 ± 0.3502
7 1342 1342/1342 1342 ± 0.00002348 5.484 5.38/5.654 5.471 ± 0.2815
8 1342 1342/1342 1342 ± 0.00002348 5.505 5.266/5.653 5.44 ± 0.3093
9 1342 1342/1342 1342 ± 0.00002348 5.77 5.597/6.016 5.718 ± 0.3524
10 1342 1342/1342 1342 ± 0.0000236 6.208 6.022/6.336 6.145 ± 0.3484
11 1342 1342/1342 1342 ± 0.00002393 6.456 6.261/6.586 6.368 ± 0.3631
12 1342 1342/1342 1342 ± 0.0000244 6.556 6.388/6.816 6.52 ± 0.404
13 1342 1342/1342 1342 ± 0.00002393 7.046 6.927/7.305 7.007 ± 0.4299
14 1342 1342/1342 1342 ± 0.00002393 7.307 7.064/7.498 7.208 ± 0.4766
15 1342 1342/1342 1342 ± 0.00002393 6.954 6.689/7.169 6.836 ± 0.4791
16 1342 1342/1342 1342 ± 0.00002971 6.166 5.813/6.342 6.105 ± 0.4446
17 1342 1342/1342 1342 ± 0.00002876 6.177 5.778/6.466 6.144 ± 0.442
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-13 09:05:53.829
End
2024-04-13 10:09:42.629
Duration
1:03:48.800
Note, WebLog generation is not included in the time.

CASA logs for stage 7