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 5.318 5.208/6.122 5.516 ± 0.6752
ea02 1342 1342/1342 1342 ± 0.00004209 5.746 5.346/6.646 5.844 ± 0.8687
ea05 1342 1342/1342 1342 ± 0.000009604 5.453 5.103/6.458 5.744 ± 0.7051
ea06 1342 1342/1342 1342 ± 0 4.839 4.787/5.374 4.973 ± 0.4965
ea07 1342 1342/1342 1342 ± 0.00004209 5.799 5.36/5.978 5.678 ± 0.6824
ea08 1342 1342/1342 1342 ± 0.00004209 5.888 5.588/6.822 6.053 ± 0.8996
ea09 1342 1342/1342 1342 ± 0.00003687 4.103 3.365/5.92 4.518 ± 1.185
ea10 1342 1342/1342 1342 ± 0.00004209 5.353 5.112/6.406 5.637 ± 0.7603
ea11 1342 1342/1342 1342 ± 0 5.845 5.315/6.484 5.965 ± 0.6264
ea12 1342 1342/1342 1342 ± 0 5.564 5.365/6.556 5.821 ± 0.8211
ea13 1342 1342/1342 1342 ± 0.0000296 5.838 5.709/6.399 5.956 ± 0.7262
ea14 1342 1342/1342 1342 ± 0.000003874 6.541 5.87/6.9 6.291 ± 0.8254
ea15 1342 1342/1342 1342 ± 0 5.339 5.153/6.174 5.615 ± 0.7276
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004209 5.833 5.622/6.951 5.975 ± 0.8367
ea18 1342 1342/1342 1342 ± 0.00002196 4.966 4.729/5.81 5.112 ± 0.6598
ea19 1342 1342/1342 1342 ± 0.00000364 5.588 5.426/6.652 5.96 ± 0.699
ea20 1342 1342/1342 1342 ± 0.000009168 5.955 5.767/7.03 6.113 ± 0.9195
ea21 1342 1342/1342 1342 ± 0.00001401 5.435 5.334/6.357 5.755 ± 0.6916
ea22 1342 1342/1342 1342 ± 0.00004213 5.337 5.146/6.436 5.61 ± 0.7935
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.342 5.3/5.388 5.337 ± 0.1458
ea26 1342 1342/1342 1342 ± 0.00001639 5.65 5.512/6.629 5.831 ± 0.8089
ea27 1342 1342/1342 1342 ± 0.00004209 5.539 5.143/6.528 5.688 ± 0.8047
ea28 1342 1342/1342 1342 ± 0.00005286 6.508 5.86/6.898 6.129 ± 0.9625
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 ± 0.00002607 5.522 5.296/5.726 5.407 ± 0.5007
3 1342 1342/1342 1342 ± 0.00002614 5.345 5.175/5.533 5.253 ± 0.4966
5 1342 1342/1342 1342 ± 0.00002607 5.345 5.206/5.546 5.25 ± 0.5497
6 1342 1342/1342 1342 ± 0.00002607 5.368 5.176/5.462 5.255 ± 0.5067
7 1342 1342/1342 1342 ± 0.00002607 5.316 5.166/5.482 5.249 ± 0.4877
8 1342 1342/1342 1342 ± 0.00002607 5.334 5.073/5.438 5.186 ± 0.5109
9 1342 1342/1342 1342 ± 0.00002607 5.577 5.415/5.801 5.465 ± 0.5744
10 1342 1342/1342 1342 ± 0.00002549 6.068 5.839/6.157 5.998 ± 0.3454
11 1342 1342/1342 1342 ± 0.00002549 6.393 6.17/6.474 6.26 ± 0.355
12 1342 1342/1342 1342 ± 0.00002549 6.512 6.173/6.631 6.419 ± 0.3654
13 1342 1342/1342 1342 ± 0.00002549 6.831 6.539/7.057 6.765 ± 0.3834
14 1342 1342/1342 1342 ± 0.00002549 6.9 6.663/7.086 6.785 ± 0.4297
15 1342 1342/1342 1342 ± 0.00002607 6.689 6.555/6.931 6.655 ± 0.4612
16 1342 1342/1342 1342 ± 0.000061 4.457 4.297/4.66 4.5 ± 0.3048
17 1342 1342/1342 1342 ± 0.00006103 4.377 4.255/4.612 4.457 ± 0.2932
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
overwrite_modelcol
False
Start time
2024-06-11 14:57:18.412
End
2024-06-11 15:44:06.318
Duration
0:46:47.906
Note, WebLog generation is not included in the time.

CASA logs for stage 8