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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.417 5.202/6.166 5.676 ± 0.5557
ea02 1342 1342/1342 1342 ± 0.00003461 5.82 5.324/6.525 5.961 ± 0.6397
ea04 1342 1342/1342 1342 ± 0.000008804 5.217 4.911/5.906 5.424 ± 0.5661
ea05 1342 1342/1342 1342 ± 0 5.493 5.243/6.486 5.808 ± 0.6555
ea06 1342 1342/1342 1342 ± 0.0000152 4.93 4.735/5.644 5.18 ± 0.5232
ea07 1342 1342/1342 1342 ± 0.00004234 5.74 5.255/6.172 5.789 ± 0.6541
ea08 1342 1342/1342 1342 ± 0.00002601 5.69 5.476/6.565 6.014 ± 0.6218
ea09 1342 1342/1342 1342 ± 0 5.289 4.961/5.772 5.353 ± 0.487
ea10 1342 1342/1342 1342 ± 0.00004336 4.996 4.591/5.648 5.105 ± 0.5359
ea11 1342 1342/1342 1342 ± 0.00004198 5.915 5.334/6.493 5.96 ± 0.7035
ea12 1342 1342/1342 1342 ± 0.00001733 5.484 5.192/6.083 5.659 ± 0.5822
ea13 1342 1342/1342 1342 ± 0 5.975 5.553/6.206 5.922 ± 0.4424
ea14 1342 1342/1342 1342 ± 0.00002319 5.593 5.273/6.461 5.894 ± 0.683
ea15 1342 1342/1342 1342 ± 0.0000026 5.463 5.2/6.273 5.756 ± 0.6805
ea16 1342 1342/1342 1342 ± 0 5.777 5.462/6.392 5.973 ± 0.7494
ea17 1342 1342/1342 1342 ± 0.00004503 5.734 5.44/6.485 5.98 ± 0.6553
ea18 1342 1342/1342 1342 ± 0.0000286 4.896 4.769/5.641 5.148 ± 0.5581
ea19 1342 1342/1342 1342 ± 0.00001024 5.61 5.414/6.723 6.005 ± 0.689
ea20 1342 1342/1342 1342 ± 0.00002096 5.786 5.654/6.665 6.009 ± 0.7077
ea21 1342 1342/1342 1342 ± 0.00001261 5.31 5.144/6.208 5.663 ± 0.5898
ea22 1342 1342/1342 1342 ± 0 5.656 5.127/6.255 5.76 ± 0.6423
ea23 1342 1342/1342 1342 ± 0.00003899 5.746 5.285/6.581 5.949 ± 0.7633
ea24 1342 1342/1342 1342 ± 0 5.335 4.841/5.979 5.413 ± 0.5672
ea25 1342 1342/1342 1342 ± 0.00004338 5.352 5.102/6.121 5.601 ± 0.614
ea26 1342 1342/1342 1342 ± 0 5.862 5.561/6.691 6.098 ± 0.648
ea27 1342 1342/1342 1342 ± 0.00004404 5.478 5.248/6.401 5.708 ± 0.6505
ea28 1342 1342/1342 1342 ± 0.00003902 5.59 5.374/6.517 5.934 ± 0.7106
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 ± 0.00002306 5.375 5.137/5.543 5.298 ± 0.2989
5 1342 1342/1342 1342 ± 0.00002905 5.171 4.914/5.355 5.151 ± 0.3407
6 1342 1342/1342 1342 ± 0.00002372 5.256 4.965/5.466 5.224 ± 0.2811
7 1342 1342/1342 1342 ± 0.00002306 5.302 5.082/5.432 5.24 ± 0.2717
8 1342 1342/1342 1342 ± 0.00002306 5.284 4.954/5.401 5.201 ± 0.3109
9 1342 1342/1342 1342 ± 0.00002306 5.548 5.215/5.762 5.469 ± 0.3323
10 1342 1342/1342 1342 ± 0.00002306 6.043 5.762/6.124 5.931 ± 0.3152
11 1342 1342/1342 1342 ± 0.00002306 6.253 5.979/6.442 6.196 ± 0.3312
12 1342 1342/1342 1342 ± 0.00002306 6.418 6.164/6.563 6.354 ± 0.3509
13 1342 1342/1342 1342 ± 0.00002306 6.857 6.406/7.088 6.783 ± 0.4122
14 1342 1342/1342 1342 ± 0.00002957 7.027 6.537/7.171 6.847 ± 0.4617
15 1342 1342/1342 1342 ± 0.00002306 6.42 6.078/6.631 6.347 ± 0.4142
16 1342 1342/1342 1342 ± 0.00006022 5.063 4.79/5.272 5.039 ± 0.3323
17 1342 1342/1342 1342 ± 0.00005693 5.321 5.126/5.579 5.35 ± 0.3664
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
Start time
2024-12-06 17:35:45.003
End
2024-12-06 18:53:57.893
Duration
1:18:12.890
Note, WebLog generation is not included in the time.

CASA logs for stage 8