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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.794 5.305/6.031 5.72 ± 0.5278
ea02 1342 1342/1342 1342 ± 0 5.851 5.431/6.589 6.034 ± 0.638
ea04 1342 1342/1342 1342 ± 0.00002317 5.608 5.242/6.171 5.756 ± 0.5559
ea05 1342 1342/1342 1342 ± 0 5.545 5.145/6.07 5.665 ± 0.5769
ea06 1342 1342/1342 1342 ± 0 4.961 4.771/5.347 5.063 ± 0.3597
ea07 1342 1342/1342 1342 ± 0 6.061 5.452/6.226 5.989 ± 0.5632
ea08 1342 1342/1342 1342 ± 0.000001241 5.889 5.564/6.64 6.114 ± 0.6663
ea09 1342 1342/1342 1342 ± 0 5.667 5.222/6.21 5.724 ± 0.6218
ea10 1342 1342/1342 1342 ± 0 5.92 5.358/6.589 5.955 ± 0.6342
ea11 1342 1342/1342 1342 ± 0 5.882 5.167/6.334 5.847 ± 0.6422
ea12 1342 1342/1342 1342 ± 0 6.376 6.18/6.855 6.49 ± 0.4065
ea13 1342 1342/1342 1342 ± 0 6.24 5.735/6.363 6.129 ± 0.4977
ea14 1342 1342/1342 1342 ± 0 5.888 5.22/6.263 5.816 ± 0.6209
ea15 1342 1342/1342 1342 ± 0 5.895 5.299/6.388 5.924 ± 0.6732
ea16 1342 1342/1342 1342 ± 0 6.125 5.546/6.634 6.171 ± 0.7006
ea17 1342 1342/1342 1342 ± 0.000009742 6.016 5.584/6.841 6.133 ± 0.6154
ea18 1342 1342/1342 1342 ± 0 5.14 4.763/5.589 5.202 ± 0.4838
ea19 1342 1342/1342 1342 ± 0 5.979 5.399/6.466 5.968 ± 0.5805
ea20 1342 1342/1342 1342 ± 0 6.086 5.71/6.701 6.21 ± 0.6313
ea21 1342 1342/1342 1342 ± 0 5.658 5.267/6.146 5.721 ± 0.5286
ea22 1342 1342/1342 1342 ± 0 5.521 5.302/6.342 5.803 ± 0.6418
ea23 1342 1342/1342 1342 ± 0 6.108 5.47/6.542 6.047 ± 0.6477
ea25 1342 1342/1342 1342 ± 0.000001241 5.676 5.224/6.117 5.667 ± 0.563
ea26 1342 1342/1342 1342 ± 0 6.002 5.64/6.664 6.148 ± 0.6644
ea27 1342 1342/1342 1342 ± 0.00001437 5.597 5.391/6.354 5.773 ± 0.5765
ea28 1342 1342/1342 1342 ± 0.00001791 5.63 5.419/6.477 5.905 ± 0.6551
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 ± 0.00002397 5.39 5.23/5.585 5.383 ± 0.2555
3 1342 1342/1342 1342 ± 0.00002426 5.166 4.931/5.299 5.142 ± 0.2429
4 1342 1342/1342 1342 ± 0.00003168 5.232 4.992/5.349 5.175 ± 0.2839
5 1342 1342/1342 1342 ± 0.00002397 5.438 5.183/5.581 5.397 ± 0.2957
6 1342 1342/1342 1342 ± 0.00002397 5.314 5.141/5.491 5.295 ± 0.2855
7 1342 1342/1342 1342 ± 0.00002397 5.359 5.276/5.451 5.353 ± 0.2504
8 1342 1342/1342 1342 ± 0.00002397 5.339 5.173/5.456 5.309 ± 0.2672
9 1342 1342/1342 1342 ± 0.00002397 5.614 5.444/5.858 5.59 ± 0.3111
10 1342 1342/1342 1342 ± 0.00002352 6.009 5.889/6.201 5.991 ± 0.2961
11 1342 1342/1342 1342 ± 0.00002352 6.287 6.051/6.357 6.2 ± 0.31
12 1342 1342/1342 1342 ± 0.00002352 6.407 6.233/6.547 6.355 ± 0.3286
13 1342 1342/1342 1342 ± 0.00002352 6.835 6.655/6.997 6.795 ± 0.3458
14 1342 1342/1342 1342 ± 0.00002352 7.058 6.809/7.266 6.974 ± 0.3894
15 1342 1342/1342 1342 ± 0.00002352 6.685 6.376/6.857 6.604 ± 0.3888
16 1342 1342/1342 1342 ± 0.00002733 5.913 5.72/6.249 5.96 ± 0.3429
17 1342 1342/1342 1342 ± 0.00002627 5.949 5.701/6.229 5.967 ± 0.3373
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 11:16:47.120
End
2024-05-01 12:07:14.660
Duration
0:50:27.541
Note, WebLog generation is not included in the time.

CASA logs for stage 7