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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.393 5.317/6.091 5.674 ± 0.4884
ea02 1342 1342/1342 1342 ± 0 5.904 5.624/6.678 6.134 ± 0.6031
ea04 1342 1342/1342 1342 ± 0 5.522 5.073/6.201 5.653 ± 0.5749
ea05 1342 1342/1342 1342 ± 0 5.853 5.402/6.575 5.971 ± 0.6071
ea06 1342 1342/1342 1342 ± 0 5.137 4.649/5.388 5.04 ± 0.4154
ea07 1342 1342/1342 1342 ± 0 5.68 5.474/6.193 5.902 ± 0.5601
ea08 1342 1342/1342 1342 ± 0.000003378 5.949 5.68/6.775 6.222 ± 0.6235
ea09 1342 1342/1342 1342 ± 0 5.891 5.329/6.588 5.937 ± 0.6083
ea10 1342 1342/1342 1342 ± 0.00001044 5.649 5.192/6.329 5.752 ± 0.5836
ea11 1342 1342/1342 1342 ± 0 6.048 5.294/6.345 5.956 ± 0.5868
ea12 1342 1342/1342 1342 ± 0 5.971 5.39/6.487 6.024 ± 0.6352
ea13 1342 1342/1342 1342 ± 0 6.282 5.76/6.408 6.208 ± 0.4962
ea14 1342 1342/1342 1342 ± 0.000007997 5.69 5.321/6.474 5.868 ± 0.6553
ea15 1342 1342/1342 1342 ± 0 5.709 5.09/6.317 5.742 ± 0.6916
ea16 1342 1342/1342 1342 ± 0.000008085 5.997 5.746/6.788 6.232 ± 0.6734
ea17 1342 1342/1342 1342 ± 0 6.006 5.547/6.516 6.115 ± 0.5855
ea18 1342 1342/1342 1342 ± 0 5.179 4.816/5.682 5.259 ± 0.5093
ea19 1342 1342/1342 1342 ± 0 6.079 5.596/6.755 6.155 ± 0.6298
ea20 1342 1342/1342 1342 ± 0 6.351 5.732/6.733 6.295 ± 0.6342
ea21 1342 1342/1342 1342 ± 0 5.582 5.438/6.365 5.843 ± 0.5681
ea22 1342 1342/1342 1342 ± 0 5.721 5.368/6.553 5.939 ± 0.6163
ea23 1342 1342/1342 1342 ± 0 5.67 5.517/6.633 6.059 ± 0.6711
ea25 1342 1342/1342 1342 ± 0 5.861 5.305/6.198 5.82 ± 0.5809
ea26 1342 1342/1342 1342 ± 0 6.121 5.651/6.813 6.227 ± 0.5903
ea27 1342 1342/1342 1342 ± 0.0000374 5.549 5.366/6.369 5.8 ± 0.5505
ea28 1342 1342/1342 1342 ± 0.00001177 5.617 5.464/6.514 5.943 ± 0.611
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 ± 0.00002377 5.369 5.214/5.595 5.381 ± 0.2585
4 1342 1342/1342 1342 ± 0.00002377 5.309 5.206/5.478 5.284 ± 0.3523
5 1342 1342/1342 1342 ± 0.00002377 5.458 5.238/5.594 5.435 ± 0.3277
6 1342 1342/1342 1342 ± 0.00002377 5.317 5.152/5.53 5.311 ± 0.3006
7 1342 1342/1342 1342 ± 0.00002377 5.395 5.276/5.568 5.403 ± 0.2746
8 1342 1342/1342 1342 ± 0.00002377 5.428 5.151/5.562 5.358 ± 0.3005
9 1342 1342/1342 1342 ± 0.00002377 5.68 5.546/5.878 5.633 ± 0.3371
10 1342 1342/1342 1342 ± 0.00002377 6.112 5.968/6.256 6.057 ± 0.3198
11 1342 1342/1342 1342 ± 0.00002377 6.368 6.143/6.429 6.274 ± 0.3368
12 1342 1342/1342 1342 ± 0.00002377 6.476 6.324/6.652 6.432 ± 0.3509
13 1342 1342/1342 1342 ± 0.00002377 6.897 6.718/7.05 6.856 ± 0.3748
14 1342 1342/1342 1342 ± 0.00002377 7.05 6.855/7.294 7.002 ± 0.4082
15 1342 1342/1342 1342 ± 0.00002377 6.617 6.361/6.759 6.543 ± 0.3929
16 1342 1342/1342 1342 ± 0.00003395 5.835 5.594/6.118 5.86 ± 0.3561
17 1342 1342/1342 1342 ± 0.00003038 5.863 5.602/6.143 5.88 ± 0.3588
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-05-19 21:54:14.482
End
2024-05-19 22:53:01.338
Duration
0:58:46.857
Note, WebLog generation is not included in the time.

CASA logs for stage 8