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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.387 5.079/6.087 5.491 ± 0.741
ea02 1342 1342/1342 1342 ± 0.00004331 5.751 5.256/6.559 5.811 ± 0.8431
ea05 1342 1342/1342 1342 ± 0.00002682 5.823 5.078/6.44 5.741 ± 0.7663
ea06 1342 1342/1342 1342 ± 0.00001657 5.231 4.665/5.559 5.121 ± 0.598
ea07 1342 1342/1342 1342 ± 0.00004326 5.729 5.284/5.947 5.576 ± 0.7972
ea08 1342 1342/1342 1342 ± 0.00004328 6.196 5.552/6.825 6.106 ± 0.9594
ea09 1342 1342/1342 1342 ± 0.00002438 4.349 3.303/5.711 4.54 ± 1.16
ea10 1342 1342/1342 1342 ± 0.00004395 5.664 5.002/6.397 5.569 ± 0.8483
ea11 1342 1342/1342 1342 ± 0 5.559 5.419/6.397 5.927 ± 0.6596
ea12 1342 1342/1342 1342 ± 0.00001542 5.768 5.22/6.544 5.769 ± 0.891
ea13 1342 1342/1342 1342 ± 0.00001334 6.146 5.416/6.422 5.938 ± 0.7039
ea14 1342 1342/1342 1342 ± 0.000049 6.473 5.846/6.955 6.143 ± 0.9627
ea15 1342 1342/1342 1342 ± 0.000008645 5.349 5.172/6.174 5.597 ± 0.8056
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004164 5.814 5.586/6.996 5.949 ± 0.9427
ea18 1342 1342/1342 1342 ± 0.00003882 4.726 4.532/5.689 4.963 ± 0.7047
ea19 1342 1342/1342 1342 ± 0.00001704 5.901 5.366/6.64 5.939 ± 0.8028
ea20 1342 1342/1342 1342 ± 0.00003259 6.01 5.753/6.969 6.072 ± 0.9534
ea21 1342 1342/1342 1342 ± 0.00003734 5.872 5.339/6.244 5.715 ± 0.7758
ea22 1342 1342/1342 1342 ± 0.0000378 5.6 5.052/6.49 5.694 ± 0.8094
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.321 5.3/5.464 5.353 ± 0.1954
ea26 1342 1342/1342 1342 ± 0.00002875 5.622 5.396/6.438 5.768 ± 0.7307
ea27 1342 1342/1342 1342 ± 0.00004294 5.417 5.147/6.413 5.599 ± 0.8258
ea28 1342 1342/1342 1342 ± 0.00005283 6.489 6.048/6.78 6.047 ± 1.031
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.
3 1342 1342/1342 1342 ± 0.00002658 5.575 5.18/5.788 5.473 ± 0.6341
5 1342 1342/1342 1342 ± 0.00002602 5.674 5.294/5.875 5.508 ± 0.659
6 1342 1342/1342 1342 ± 0.00002602 5.295 5.115/5.397 5.179 ± 0.5066
7 1342 1342/1342 1342 ± 0.00002602 5.263 5.076/5.43 5.165 ± 0.4863
8 1342 1342/1342 1342 ± 0.00002602 5.238 5.051/5.368 5.134 ± 0.5079
9 1342 1342/1342 1342 ± 0.00002618 5.421 5.158/5.563 5.27 ± 0.5574
10 1342 1342/1342 1342 ± 0.00002545 5.984 5.809/6.103 5.93 ± 0.3464
11 1342 1342/1342 1342 ± 0.00002545 6.244 6.167/6.367 6.188 ± 0.3467
12 1342 1342/1342 1342 ± 0.00002545 6.428 6.171/6.545 6.355 ± 0.3584
13 1342 1342/1342 1342 ± 0.00002545 6.761 6.454/6.955 6.702 ± 0.3616
14 1342 1342/1342 1342 ± 0.00002545 6.931 6.663/7.159 6.863 ± 0.405
15 1342 1342/1342 1342 ± 0.00002615 6.555 6.419/6.802 6.522 ± 0.4331
16 1342 1342/1342 1342 ± 0.00005915 4.301 4.119/4.477 4.294 ± 0.2291
17 1342 1342/1342 1342 ± 0.00005941 4.349 4.173/4.546 4.365 ± 0.2628
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2024-04-22 04:37:39.608
End
2024-04-22 05:41:29.987
Duration
1:03:50.379
Note, WebLog generation is not included in the time.

CASA logs for stage 7