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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.67 5.462/6.062 5.849 ± 0.5446
ea02 1342 1342/1342 1342 ± 0.000002713 5.886 5.552/6.528 6.093 ± 0.6404
ea04 1342 1342/1342 1342 ± 0.000007644 5.593 5.273/6.164 5.76 ± 0.536
ea05 1342 1342/1342 1342 ± 0 6.015 5.562/6.353 6.018 ± 0.5609
ea06 1342 1342/1342 1342 ± 0 5.177 5.007/5.534 5.271 ± 0.3548
ea07 1342 1342/1342 1342 ± 0 6.168 5.631/6.319 6.142 ± 0.5451
ea08 1342 1342/1342 1342 ± 0.00001619 6.036 5.732/6.777 6.289 ± 0.6682
ea09 1342 1342/1342 1342 ± 0 5.569 5.368/6.358 5.875 ± 0.6125
ea10 1342 1342/1342 1342 ± 0 6.07 5.471/6.638 6.111 ± 0.6137
ea11 1342 1342/1342 1342 ± 0.00001061 6.207 5.515/6.699 6.19 ± 0.7108
ea12 1342 1342/1342 1342 ± 0 5.638 5.586/5.695 5.668 ± 0.1672
ea13 1342 1342/1342 1342 ± 0 6.206 5.976/6.448 6.305 ± 0.467
ea14 1342 1342/1342 1342 ± 0 5.833 5.36/6.441 5.966 ± 0.6359
ea15 1342 1342/1342 1342 ± 0 5.791 5.423/6.47 6.02 ± 0.6608
ea16 1342 1342/1342 1342 ± 0 6.181 5.816/6.796 6.365 ± 0.6679
ea17 1342 1342/1342 1342 ± 0.000006773 6.123 5.756/6.612 6.263 ± 0.598
ea18 1342 1342/1342 1342 ± 0 5.188 4.849/5.684 5.287 ± 0.5055
ea19 1342 1342/1342 1342 ± 0 6.163 5.758/6.826 6.346 ± 0.6372
ea20 1342 1342/1342 1342 ± 0 6.24 5.856/6.812 6.352 ± 0.6151
ea21 1342 1342/1342 1342 ± 0 5.887 5.57/6.4 6.031 ± 0.5267
ea22 1342 1342/1342 1342 ± 0 5.464 5.316/6.245 5.753 ± 0.611
ea23 1342 1342/1342 1342 ± 0 6.073 5.585/6.496 6.17 ± 0.6567
ea25 1342 1342/1342 1342 ± 0.000007024 5.813 5.548/6.349 5.987 ± 0.5735
ea26 1342 1342/1342 1342 ± 0 6.13 5.852/6.823 6.356 ± 0.6657
ea27 1342 1342/1342 1342 ± 0.00002631 5.65 5.477/6.428 5.881 ± 0.559
ea28 1342 1342/1342 1342 ± 0.00003688 5.811 5.625/6.618 6.087 ± 0.667
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 ± 0.00002352 5.64 5.474/5.886 5.651 ± 0.269
3 1342 1342/1342 1342 ± 0.00002587 5.431 5.19/5.671 5.439 ± 0.3218
4 1342 1342/1342 1342 ± 0.00002352 5.528 5.372/5.633 5.464 ± 0.3034
5 1342 1342/1342 1342 ± 0.00002352 5.586 5.362/5.749 5.579 ± 0.3105
6 1342 1342/1342 1342 ± 0.00002397 5.575 5.361/5.721 5.52 ± 0.2913
7 1342 1342/1342 1342 ± 0.00002352 5.519 5.394/5.697 5.519 ± 0.2574
8 1342 1342/1342 1342 ± 0.00002352 5.537 5.323/5.646 5.467 ± 0.2863
9 1342 1342/1342 1342 ± 0.00002352 5.773 5.598/5.989 5.727 ± 0.3283
10 1342 1342/1342 1342 ± 0.00002376 6.236 6.025/6.344 6.153 ± 0.318
11 1342 1342/1342 1342 ± 0.00002397 6.397 6.265/6.597 6.355 ± 0.3286
12 1342 1342/1342 1342 ± 0.00002444 6.58 6.364/6.719 6.515 ± 0.3631
13 1342 1342/1342 1342 ± 0.00002397 6.999 6.852/7.324 6.972 ± 0.3859
14 1342 1342/1342 1342 ± 0.00002397 7.241 7.039/7.483 7.183 ± 0.4088
15 1342 1342/1342 1342 ± 0.00002397 6.894 6.673/7.06 6.813 ± 0.3987
16 1342 1342/1342 1342 ± 0.00003526 6.186 5.7/6.369 6.083 ± 0.4072
17 1342 1342/1342 1342 ± 0.00003606 6.2 5.67/6.373 6.073 ± 0.3965
statwtmode
VLASS-SE
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-05 22:36:46.341
End
2024-04-05 23:21:32.237
Duration
0:44:45.896
Note, WebLog generation is not included in the time.

CASA logs for stage 7