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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.618 5.342/6.048 5.699 ± 0.4317
ea02 1342 1342/1342 1342 ± 0 5.747 5.37/6.299 5.862 ± 0.5243
ea04 1342 1342/1342 1342 ± 0 5.61 5.304/6.154 5.747 ± 0.5311
ea05 1342 1342/1342 1342 ± 0 5.388 5.121/5.776 5.443 ± 0.3998
ea06 1342 1342/1342 1342 ± 0 4.897 4.774/5.26 4.99 ± 0.2847
ea07 1342 1342/1342 1342 ± 0 5.464 5.172/5.737 5.508 ± 0.3744
ea08 1342 1342/1342 1342 ± 0 5.572 5.206/5.944 5.57 ± 0.4108
ea09 1342 1342/1342 1342 ± 0 5.127 4.942/5.531 5.222 ± 0.3456
ea10 1342 1342/1342 1342 ± 0 5.126 4.878/5.734 5.264 ± 0.4095
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.463 5.265/5.698 5.511 ± 0.3256
ea13 1342 1342/1342 1342 ± 0 5.99 5.769/6.302 6.086 ± 0.4395
ea14 1342 1342/1342 1342 ± 0 5.472 5.132/6.037 5.555 ± 0.4996
ea15 1342 1342/1342 1342 ± 0 5.483 5.153/5.875 5.53 ± 0.4184
ea16 1342 1342/1342 1342 ± 0 5.547 5.307/5.845 5.605 ± 0.396
ea17 1342 1342/1342 1342 ± 0.000001883 5.35 5.263/5.594 5.453 ± 0.3135
ea18 1342 1342/1342 1342 ± 0 4.486 4.365/4.761 4.577 ± 0.2475
ea19 1342 1342/1342 1342 ± 0 5.501 5.182/5.863 5.524 ± 0.3567
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.6 5.426/6.233 5.786 ± 0.473
ea22 1342 1342/1342 1342 ± 0 4.873 4.704/5.353 4.975 ± 0.4273
ea23 1342 1342/1342 1342 ± 0 6.095 5.736/6.622 6.236 ± 0.6255
ea25 1342 1342/1342 1342 ± 0 5.661 5.457/6.143 5.831 ± 0.5356
ea26 1342 1342/1342 1342 ± 0 5.5 5.393/5.972 5.666 ± 0.3671
ea27 1342 1342/1342 1342 ± 0.00003439 5.132 5.004/5.593 5.266 ± 0.3575
ea28 1342 1342/1342 1342 ± 0 5.828 5.593/6.444 5.996 ± 0.6005
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 ± 0.00002439 5.378 5.221/5.533 5.363 ± 0.2833
3 1342 1342/1342 1342 ± 0.00002444 5.178 4.986/5.385 5.165 ± 0.328
4 1342 1342/1342 1342 ± 0.00002643 5.282 4.942/5.362 5.151 ± 0.3369
5 1342 1342/1342 1342 ± 0.00002439 5.247 4.989/5.51 5.261 ± 0.3375
6 1342 1342/1342 1342 ± 0.00002439 5.114 4.995/5.323 5.124 ± 0.2788
7 1342 1342/1342 1342 ± 0.00002439 5.206 5.077/5.44 5.217 ± 0.3087
8 1342 1342/1342 1342 ± 0.00002439 5.184 4.937/5.442 5.143 ± 0.3373
9 1342 1342/1342 1342 ± 0.00002439 5.373 5.201/5.596 5.36 ± 0.3708
10 1342 1342/1342 1342 ± 0.00002439 5.689 5.498/6.05 5.697 ± 0.381
11 1342 1342/1342 1342 ± 0.00002439 5.803 5.668/6.13 5.856 ± 0.3838
12 1342 1342/1342 1342 ± 0.00002439 5.921 5.77/6.223 5.89 ± 0.5448
13 1342 1342/1342 1342 ± 0.00002439 6.246 6.025/6.621 6.268 ± 0.5122
14 1342 1342/1342 1342 ± 0.00002439 6.309 6.06/6.735 6.329 ± 0.5526
15 1342 1342/1342 1342 ± 0.00002439 5.92 5.513/6.282 5.894 ± 0.5065
16 1342 1342/1342 1342 ± 0.00003246 5.557 5.147/5.755 5.453 ± 0.4304
17 1342 1342/1342 1342 ± 0.00003003 5.372 5.099/5.718 5.396 ± 0.4614
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
Start time
2024-12-03 10:09:36.308
End
2024-12-03 11:16:00.937
Duration
1:06:24.630
Note, WebLog generation is not included in the time.

CASA logs for stage 8