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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.476 5.32/6.337 5.697 ± 0.7817
ea02 1342 1342/1342 1342 ± 0.00004455 5.87 5.515/6.784 6.073 ± 0.9236
ea04 1342 1342/1342 1342 ± 0.00001514 5.311 4.935/5.847 5.376 ± 0.6458
ea05 1342 1342/1342 1342 ± 0.0000069 5.548 5.091/6.204 5.696 ± 0.706
ea06 1342 1342/1342 1342 ± 0.00002268 4.743 4.381/5.222 4.817 ± 0.4811
ea07 1342 1342/1342 1342 ± 0.00004349 5.925 5.605/6.478 5.936 ± 0.91
ea08 1342 1342/1342 1342 ± 0.00004322 6.01 5.663/7.024 6.236 ± 1.025
ea09 1342 1342/1342 1342 ± 0.00002827 5.734 5.368/6.444 5.777 ± 0.7464
ea10 1342 1342/1342 1342 ± 0.00004542 5.61 5.23/6.466 5.716 ± 0.8626
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002477 5.677 5.324/6.425 5.754 ± 0.804
ea13 1342 1342/1342 1342 ± 0.0000186 5.895 5.432/6.398 6.022 ± 0.7105
ea14 1342 1342/1342 1342 ± 0.00003194 5.792 5.551/6.673 5.977 ± 0.8605
ea15 1342 1342/1342 1342 ± 0.00001157 5.086 4.994/6 5.453 ± 0.7131
ea16 1342 1342/1342 1342 ± 0.0000226 5.837 5.475/6.716 6.018 ± 0.8537
ea17 1342 1342/1342 1342 ± 0.00004387 5.97 5.611/7.214 6.145 ± 1.025
ea18 1342 1342/1342 1342 ± 0.0000428 5.012 4.912/5.811 5.229 ± 0.6463
ea19 1342 1342/1342 1342 ± 0.000001755 5.758 5.565/6.662 6.019 ± 0.7814
ea20 1342 1342/1342 1342 ± 0.00002975 5.803 5.665/6.947 6.1 ± 0.9197
ea21 1342 1342/1342 1342 ± 0.00002257 5.673 5.397/6.372 5.763 ± 0.761
ea22 1342 1342/1342 1342 ± 0.00004183 5.586 5.131/6.523 5.777 ± 0.7633
ea23 1342 1342/1342 1342 ± 0.00003308 5.916 5.654/6.771 6.186 ± 0.9189
ea25 1342 1342/1342 1342 ± 0.00004343 5.641 5.44/6.508 5.794 ± 0.8553
ea26 1342 1342/1342 1342 ± 0.00003082 5.737 5.653/6.648 5.985 ± 0.7406
ea27 1342 1342/1342 1342 ± 0.00004578 5.665 5.322/6.643 5.849 ± 0.8771
ea28 1342 1342/1342 1342 ± 0.00004276 5.824 5.613/6.751 6.04 ± 0.914
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 ± 0.00002517 5.514 5.326/5.719 5.46 ± 0.3065
5 1342 1342/1342 1342 ± 0.00003086 5.507 5.311/5.804 5.548 ± 0.3133
6 1342 1342/1342 1342 ± 0.00002393 5.491 5.368/5.66 5.464 ± 0.3188
7 1342 1342/1342 1342 ± 0.00002393 5.476 5.232/5.634 5.42 ± 0.3045
8 1342 1342/1342 1342 ± 0.00002393 5.439 5.153/5.632 5.374 ± 0.3347
9 1342 1342/1342 1342 ± 0.0000244 5.663 5.321/5.777 5.523 ± 0.3557
10 1342 1342/1342 1342 ± 0.00002393 6.162 5.909/6.273 6.063 ± 0.3705
11 1342 1342/1342 1342 ± 0.00002393 6.368 6.133/6.584 6.323 ± 0.3759
12 1342 1342/1342 1342 ± 0.00002393 6.521 6.393/6.728 6.496 ± 0.4037
13 1342 1342/1342 1342 ± 0.00002393 6.951 6.71/7.237 6.913 ± 0.4385
14 1342 1342/1342 1342 ± 0.00002393 7.128 6.914/7.425 7.081 ± 0.487
15 1342 1342/1342 1342 ± 0.00002751 6.551 6.222/6.872 6.505 ± 0.5433
16 1342 1342/1342 1342 ± 0.0000587 4.415 4.222/4.605 4.412 ± 0.245
17 1342 1342/1342 1342 ± 0.0000609 4.549 4.296/4.754 4.542 ± 0.2811
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
Start time
2024-12-12 11:01:44.033
End
2024-12-12 12:02:18.850
Duration
1:00:34.816
Note, WebLog generation is not included in the time.

CASA logs for stage 8