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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.398 5.178/5.908 5.34 ± 0.7776
ea02 1342 1342/1342 1342 ± 0.0000429 5.816 5.329/6.371 5.696 ± 0.9496
ea05 1342 1342/1342 1342 ± 0.00001679 5.554 5.169/6.468 5.657 ± 0.7812
ea06 1342 1342/1342 1342 ± 0 4.929 4.795/5.637 5.088 ± 0.6472
ea07 1342 1342/1342 1342 ± 0.0000426 5.669 5.307/5.898 5.491 ± 0.7863
ea08 1342 1342/1342 1342 ± 0.0000391 6.127 5.465/6.697 5.976 ± 0.9369
ea09 1342 1342/1342 1342 ± 0.0000067 3.959 3.445/6.206 4.704 ± 1.313
ea10 1342 1342/1342 1342 ± 0.00004277 5.489 5.182/6.257 5.535 ± 0.8756
ea11 1342 1342/1342 1342 ± 0.0000419 5.679 5.167/6.372 5.606 ± 0.9198
ea12 1342 1342/1342 1342 ± 0.000009317 5.478 5.24/6.49 5.69 ± 0.9025
ea13 1342 1342/1342 1342 ± 0.00001623 5.832 5.683/6.353 5.855 ± 0.7765
ea14 1342 1342/1342 1342 ± 0.00001549 6.46 5.788/6.665 5.978 ± 1.085
ea15 1342 1342/1342 1342 ± 0 5.474 5.17/6.382 5.654 ± 0.8434
ea16 1342 1342/1342 1342 ± 0.00003457 5.464 5.015/5.978 5.325 ± 0.7275
ea17 1342 1342/1342 1342 ± 0.00004337 5.996 5.418/6.606 5.795 ± 0.9659
ea18 1342 1342/1342 1342 ± 0.00003395 4.789 4.557/5.699 4.933 ± 0.6851
ea19 1342 1342/1342 1342 ± 0.00001224 5.608 5.376/6.595 5.809 ± 0.8221
ea20 1342 1342/1342 1342 ± 0.00002322 5.854 5.622/6.88 5.981 ± 0.9862
ea21 1342 1342/1342 1342 ± 0.00002476 5.499 5.164/6.281 5.573 ± 0.807
ea22 1342 1342/1342 1342 ± 0.00003935 5.517 5.195/6.381 5.593 ± 0.9089
ea23 1342 1342/1342 1342 ± 0.00004272 5.696 5.443/6.502 5.82 ± 0.9345
ea25 1342 1342/1342 1342 ± 0 5.232 5.149/5.412 5.269 ± 0.1426
ea26 1342 1342/1342 1342 ± 0.00001629 5.58 5.42/6.35 5.682 ± 0.7999
ea27 1342 1342/1342 1342 ± 0.00004362 5.49 5.021/6.123 5.443 ± 0.8313
ea28 1342 1342/1342 1342 ± 0.00005387 6.438 5.5/6.484 5.774 ± 1.16
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 ± 0.000025 5.335 5.174/5.591 5.255 ± 0.4546
5 1342 1342/1342 1342 ± 0.000025 5.243 5.078/5.485 5.204 ± 0.5074
6 1342 1342/1342 1342 ± 0.000025 5.319 5.163/5.513 5.224 ± 0.4718
7 1342 1342/1342 1342 ± 0.000025 5.302 5.135/5.51 5.26 ± 0.4661
8 1342 1342/1342 1342 ± 0.000025 5.329 5.024/5.454 5.199 ± 0.4727
9 1342 1342/1342 1342 ± 0.000025 5.593 5.415/5.764 5.498 ± 0.5396
10 1342 1342/1342 1342 ± 0.00002448 6.031 5.738/6.183 5.962 ± 0.3238
11 1342 1342/1342 1342 ± 0.00002448 6.296 6.107/6.453 6.238 ± 0.3457
12 1342 1342/1342 1342 ± 0.00002448 6.454 6.219/6.555 6.367 ± 0.3242
13 1342 1342/1342 1342 ± 0.00002448 6.551 6.318/6.84 6.559 ± 0.3562
14 1342 1342/1342 1342 ± 0.00002883 6.413 6.122/6.839 6.479 ± 0.4383
15 1342 1342/1342 1342 ± 0.00002448 6.643 6.473/6.835 6.607 ± 0.3833
16 1342 1342/1342 1342 ± 0.00006043 4.013 3.841/4.232 4.045 ± 0.2647
17 1342 1342/1342 1342 ± 0.000061 3.877 3.731/4.083 3.917 ± 0.2358
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
Start time
2024-12-05 12:05:19.170
End
2024-12-05 12:41:14.897
Duration
0:35:55.727
Note, WebLog generation is not included in the time.

CASA logs for stage 8