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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.553 5.31/6.111 5.583 ± 0.7252
ea02 1342 1342/1342 1342 ± 0.00004263 5.958 5.509/6.694 5.931 ± 0.9302
ea04 1342 1342/1342 1342 ± 0 4.907 4.711/5.581 5.081 ± 0.5907
ea05 1342 1342/1342 1342 ± 0.00001372 5.109 4.727/5.898 5.233 ± 0.6157
ea06 1342 1342/1342 1342 ± 0 4.747 4.613/5.229 4.871 ± 0.5305
ea07 1342 1342/1342 1342 ± 0.00004329 5.718 5.243/6.002 5.544 ± 0.7269
ea08 1342 1342/1342 1342 ± 0.00004272 6.073 5.685/6.866 6.086 ± 0.9654
ea09 1342 1342/1342 1342 ± 0 5.457 5.114/6.256 5.577 ± 0.6986
ea10 1342 1342/1342 1342 ± 0.0000424 5.721 5.276/6.35 5.64 ± 0.7669
ea11 1342 1342/1342 1342 ± 0.00002868 5.728 5.186/6.267 5.589 ± 0.8696
ea12 1342 1342/1342 1342 ± 0 5.272 4.979/6.198 5.465 ± 0.7809
ea13 1342 1342/1342 1342 ± 0.000005715 5.691 5.361/6.021 5.694 ± 0.6404
ea14 1342 1342/1342 1342 ± 0.00001239 5.428 5.129/6.255 5.563 ± 0.7033
ea15 1342 1342/1342 1342 ± 0 4.978 4.766/5.839 5.278 ± 0.7519
ea16 1342 1342/1342 1342 ± 0.00002438 5.542 5.17/6.319 5.571 ± 0.7009
ea17 1342 1342/1342 1342 ± 0.00004065 6.054 5.567/6.878 6.007 ± 0.9618
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.37 5.135/6.25 5.538 ± 0.6646
ea20 1342 1342/1342 1342 ± 0 5.592 5.319/6.421 5.71 ± 0.8378
ea21 1342 1342/1342 1342 ± 0.00002311 5.196 4.988/5.869 5.278 ± 0.6626
ea22 1342 1342/1342 1342 ± 0.00003028 5.515 5.259/6.549 5.715 ± 0.8151
ea23 1342 1342/1342 1342 ± 0.00003958 5.564 5.219/6.326 5.614 ± 0.7971
ea25 1342 1342/1342 1342 ± 0.00003787 5.633 5.306/6.294 5.633 ± 0.8609
ea26 1342 1342/1342 1342 ± 0.000005195 5.533 5.492/6.38 5.721 ± 0.6804
ea27 1342 1342/1342 1342 ± 0.00004247 5.597 5.181/6.464 5.65 ± 0.8465
ea28 1342 1342/1342 1342 ± 0.00003245 6.06 5.603/6.7 6.009 ± 0.8158
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 ± 0.00002392 5.582 5.286/5.69 5.472 ± 0.3254
5 1342 1342/1342 1342 ± 0.00002439 5.275 5.069/5.401 5.232 ± 0.3067
6 1342 1342/1342 1342 ± 0.00002392 5.26 5.125/5.531 5.281 ± 0.3292
7 1342 1342/1342 1342 ± 0.00002392 5.274 5.068/5.497 5.259 ± 0.3036
8 1342 1342/1342 1342 ± 0.00002392 5.179 5.086/5.392 5.206 ± 0.322
9 1342 1342/1342 1342 ± 0.00002392 5.522 5.195/5.69 5.469 ± 0.3624
10 1342 1342/1342 1342 ± 0.00002392 5.894 5.61/6.042 5.862 ± 0.3532
11 1342 1342/1342 1342 ± 0.00002392 6.129 5.917/6.319 6.116 ± 0.3565
12 1342 1342/1342 1342 ± 0.00002392 6.322 6.019/6.512 6.282 ± 0.3759
13 1342 1342/1342 1342 ± 0.00002392 6.58 6.37/6.753 6.572 ± 0.3275
14 1342 1342/1342 1342 ± 0.00002949 6.529 6.183/6.776 6.478 ± 0.3925
15 1342 1342/1342 1342 ± 0.00002394 6.443 6.228/6.666 6.422 ± 0.4612
16 1342 1342/1342 1342 ± 0.00006063 4.063 3.899/4.215 4.054 ± 0.2361
17 1342 1342/1342 1342 ± 0.00006006 4.337 4.168/4.49 4.314 ± 0.2246
datacolumn
residual_data
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-13 04:42:17.812
End
2024-12-13 05:43:03.631
Duration
1:00:45.819
Note, WebLog generation is not included in the time.

CASA logs for stage 8