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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 6.021 5.712/6.693 6.238 ± 0.6086
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.833 5.34/6.517 5.977 ± 0.6456
ea06 1342 1342/1342 1342 ± 0 6.215 5.608/6.506 6.11 ± 0.5773
ea07 1342 1342/1342 1342 ± 0 6.228 5.598/6.461 6.173 ± 0.6163
ea08 1342 1342/1342 1342 ± 0.00001158 6.051 5.843/6.792 6.304 ± 0.6203
ea09 1342 1342/1342 1342 ± 0 6.001 5.5/6.781 6.119 ± 0.6643
ea10 1342 1342/1342 1342 ± 0.000008146 6.112 5.621/6.855 6.239 ± 0.6294
ea11 1342 1342/1342 1342 ± 0 6.093 5.474/6.699 6.164 ± 0.6993
ea12 1342 1342/1342 1342 ± 0 6.246 5.683/6.745 6.31 ± 0.6735
ea13 1342 1342/1342 1342 ± 0 5.964 5.905/6.497 6.199 ± 0.5064
ea14 1342 1342/1342 1342 ± 0 6.46 5.866/6.903 6.491 ± 0.6864
ea15 1342 1342/1342 1342 ± 0 5.777 5.196/6.121 5.706 ± 0.6317
ea16 1342 1342/1342 1342 ± 0 6.455 5.815/6.927 6.491 ± 0.7505
ea17 1342 1342/1342 1342 ± 0 6.639 6.035/7.398 6.704 ± 0.6996
ea18 1342 1342/1342 1342 ± 0 5.107 4.736/5.527 5.147 ± 0.5335
ea19 1342 1342/1342 1342 ± 0 6.541 5.903/7.134 6.528 ± 0.7173
ea20 1342 1342/1342 1342 ± 0 6.066 5.807/6.975 6.316 ± 0.6438
ea21 1342 1342/1342 1342 ± 0 6.12 5.646/6.677 6.216 ± 0.6223
ea22 1342 1342/1342 1342 ± 0 6.355 5.69/6.728 6.237 ± 0.6689
ea23 1342 1342/1342 1342 ± 0 6.186 5.763/6.833 6.385 ± 0.6926
ea24 1342 1342/1342 1342 ± 0 5.769 5.151/6.322 5.707 ± 0.5825
ea26 1342 1342/1342 1342 ± 0 6.26 5.854/7.052 6.395 ± 0.6757
ea27 1342 1342/1342 1342 ± 0 6.056 5.706/7.096 6.302 ± 0.7409
ea28 1342 1342/1342 1342 ± 0 6.081 5.834/7.021 6.445 ± 0.7272
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 ± 0.00002441 5.634 5.566/5.844 5.638 ± 0.2951
4 1342 1342/1342 1342 ± 0.00003009 5.373 5.139/5.544 5.277 ± 0.3957
5 1342 1342/1342 1342 ± 0.00002441 5.699 5.402/5.877 5.605 ± 0.3409
6 1342 1342/1342 1342 ± 0.00002441 5.654 5.438/5.757 5.567 ± 0.2841
7 1342 1342/1342 1342 ± 0.00002441 5.653 5.505/5.835 5.625 ± 0.2895
8 1342 1342/1342 1342 ± 0.00002441 5.595 5.474/5.82 5.561 ± 0.3202
9 1342 1342/1342 1342 ± 0.00002441 5.951 5.723/6.092 5.849 ± 0.33
10 1342 1342/1342 1342 ± 0.00002441 6.395 6.259/6.506 6.303 ± 0.3413
11 1342 1342/1342 1342 ± 0.00002441 6.573 6.464/6.801 6.544 ± 0.349
12 1342 1342/1342 1342 ± 0.00002441 6.738 6.486/6.966 6.698 ± 0.3856
13 1342 1342/1342 1342 ± 0.00002441 7.176 6.979/7.492 7.169 ± 0.4112
14 1342 1342/1342 1342 ± 0.00002441 7.409 7.189/7.681 7.374 ± 0.4049
15 1342 1342/1342 1342 ± 0.00002441 7.086 6.854/7.388 7.047 ± 0.4009
16 1342 1342/1342 1342 ± 0.00002441 6.263 6.102/6.452 6.268 ± 0.38
17 1342 1342/1342 1342 ± 0.00002662 6.177 5.973/6.358 6.166 ± 0.3361
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-04-18 11:45:48.175
End
2025-04-18 12:32:32.726
Duration
0:46:44.550
Note, WebLog generation is not included in the time.

CASA logs for stage 8