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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.245 5.197/6.033 5.434 ± 0.6648
ea02 1342 1342/1342 1342 ± 0.00004215 5.916 5.32/6.523 5.771 ± 0.8676
ea04 1342 1342/1342 1342 ± 0 5.257 5.014/5.977 5.418 ± 0.6578
ea05 1342 1342/1342 1342 ± 0.00001565 5.458 5.088/6.428 5.719 ± 0.6889
ea06 1342 1342/1342 1342 ± 0 4.687 4.54/5.129 4.735 ± 0.4833
ea07 1342 1342/1342 1342 ± 0.00004215 5.74 5.352/6.269 5.804 ± 0.7748
ea08 1342 1342/1342 1342 ± 0.00004231 5.782 5.463/6.716 5.899 ± 0.903
ea10 1342 1342/1342 1342 ± 0.00004215 5.354 5.172/6.659 5.747 ± 0.8686
ea11 1342 1342/1342 1342 ± 0.00004132 5.433 5.039/6.344 5.584 ± 0.8444
ea12 1342 1342/1342 1342 ± 0.000001739 5.568 5.234/6.501 5.735 ± 0.8818
ea13 1342 1342/1342 1342 ± 0.00002124 5.857 5.751/6.41 5.949 ± 0.7658
ea14 1342 1342/1342 1342 ± 0.00001598 5.432 5.064/6.38 5.713 ± 0.7181
ea15 1342 1342/1342 1342 ± 0 5.355 5.041/6.143 5.539 ± 0.7628
ea16 1342 1342/1342 1342 ± 0.00002621 5.999 5.56/6.833 6.13 ± 0.8518
ea17 1342 1342/1342 1342 ± 0.00004413 5.695 5.396/6.516 5.795 ± 0.8302
ea18 1342 1342/1342 1342 ± 0.00002787 4.849 4.56/5.64 4.926 ± 0.6816
ea19 1342 1342/1342 1342 ± 0.00001124 5.723 5.47/6.673 6.009 ± 0.7319
ea20 1342 1342/1342 1342 ± 0.00001355 5.818 5.623/6.86 5.978 ± 0.9332
ea21 1342 1342/1342 1342 ± 0.0000227 5.593 5.306/6.324 5.757 ± 0.6809
ea22 1342 1342/1342 1342 ± 0.0000427 5.431 5.155/6.419 5.579 ± 0.8483
ea23 1342 1342/1342 1342 ± 0.00004131 5.847 5.385/6.543 5.918 ± 0.8069
ea25 1342 1342/1342 1342 ± 0.00004464 5.187 5.022/6.192 5.41 ± 0.7553
ea26 1342 1342/1342 1342 ± 0.000006394 5.887 5.654/6.878 6.05 ± 0.9269
ea27 1342 1342/1342 1342 ± 0.00004306 5.365 5.08/6.401 5.576 ± 0.7922
ea28 1342 1342/1342 1342 ± 0.00004301 5.6 5.313/6.426 5.714 ± 0.7859
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 ± 0.00002396 5.359 5.156/5.614 5.368 ± 0.2847
4 1342 1342/1342 1342 ± 0.00003559 5.428 5.058/6.003 5.501 ± 0.7089
5 1342 1342/1342 1342 ± 0.00002398 5.312 5.035/5.455 5.258 ± 0.3511
6 1342 1342/1342 1342 ± 0.00002396 5.285 5.052/5.457 5.255 ± 0.3106
7 1342 1342/1342 1342 ± 0.00002396 5.296 5.135/5.468 5.296 ± 0.2869
8 1342 1342/1342 1342 ± 0.00002396 5.33 5.081/5.476 5.278 ± 0.3017
9 1342 1342/1342 1342 ± 0.00002396 5.599 5.436/5.864 5.588 ± 0.3342
10 1342 1342/1342 1342 ± 0.00002396 6.022 5.892/6.203 5.977 ± 0.3433
11 1342 1342/1342 1342 ± 0.00002396 6.298 6.142/6.41 6.226 ± 0.3621
12 1342 1342/1342 1342 ± 0.00002396 6.475 6.267/6.592 6.4 ± 0.3797
13 1342 1342/1342 1342 ± 0.00002401 6.778 6.561/6.954 6.725 ± 0.4056
14 1342 1342/1342 1342 ± 0.00002817 6.829 6.46/7.043 6.727 ± 0.5108
15 1342 1342/1342 1342 ± 0.00002396 6.841 6.53/6.969 6.69 ± 0.4994
16 1342 1342/1342 1342 ± 0.00006075 4.316 4.159/4.581 4.376 ± 0.3355
17 1342 1342/1342 1342 ± 0.00006089 4.345 4.178/4.611 4.408 ± 0.3631
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-08 00:32:45.791
End
2024-11-08 01:30:08.443
Duration
0:57:22.652
Note, WebLog generation is not included in the time.

CASA logs for stage 8