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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 5.748 5.437/6.215 5.866 ± 0.6315
ea02 1342 1342/1342 1342 ± 0.000001163 5.929 5.573/6.637 6.167 ± 0.7241
ea04 1342 1342/1342 1342 ± 0 5.662 5.163/6.3 5.785 ± 0.6246
ea05 1342 1342/1342 1342 ± 0 6.017 5.379/6.518 5.92 ± 0.6513
ea06 1342 1342/1342 1342 ± 0 4.96 4.764/5.31 5.031 ± 0.3609
ea07 1342 1342/1342 1342 ± 0 6.281 5.676/6.443 6.226 ± 0.6167
ea08 1342 1342/1342 1342 ± 0.00001087 5.958 5.698/6.773 6.252 ± 0.7307
ea09 1342 1342/1342 1342 ± 0 5.836 5.334/6.447 5.952 ± 0.6849
ea10 1342 1342/1342 1342 ± 0 6.118 5.431/6.674 6.109 ± 0.7053
ea11 1342 1342/1342 1342 ± 0 6.148 5.358/6.581 6.081 ± 0.7126
ea12 1342 1342/1342 1342 ± 0 6.057 5.502/6.67 6.178 ± 0.7216
ea13 1342 1342/1342 1342 ± 0 6.526 5.989/6.662 6.424 ± 0.5487
ea14 1342 1342/1342 1342 ± 0 6.125 5.41/6.646 6.083 ± 0.7291
ea15 1342 1342/1342 1342 ± 0 5.881 5.22/6.45 5.942 ± 0.7307
ea16 1342 1342/1342 1342 ± 0 6.372 5.837/7.047 6.516 ± 0.7767
ea17 1342 1342/1342 1342 ± 0.000001645 6.064 5.709/6.682 6.258 ± 0.7137
ea18 1342 1342/1342 1342 ± 0 5.197 4.798/5.662 5.284 ± 0.5601
ea19 1342 1342/1342 1342 ± 0 6.39 5.728/6.978 6.444 ± 0.725
ea20 1342 1342/1342 1342 ± 0 6.476 5.86/7.076 6.451 ± 0.6885
ea21 1342 1342/1342 1342 ± 0 6.039 5.512/6.446 6.047 ± 0.5953
ea22 1342 1342/1342 1342 ± 0 5.518 5.326/6.229 5.825 ± 0.6876
ea23 1342 1342/1342 1342 ± 0 6.321 5.622/6.759 6.31 ± 0.7331
ea25 1342 1342/1342 1342 ± 0 5.633 5.313/6.332 5.84 ± 0.6094
ea26 1342 1342/1342 1342 ± 0 6.436 5.817/7.123 6.449 ± 0.6979
ea27 1342 1342/1342 1342 ± 0.00002972 5.862 5.438/6.537 5.924 ± 0.6333
ea28 1342 1342/1342 1342 ± 0.0000323 5.767 5.499/6.575 6.054 ± 0.705
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 ± 0.00002355 5.508 5.329/5.803 5.527 ± 0.2898
3 1342 1342/1342 1342 ± 0.00003847 5.149 5.06/5.227 5.12 ± 0.1907
4 1342 1342/1342 1342 ± 0.00002396 5.486 5.176/5.634 5.397 ± 0.35
5 1342 1342/1342 1342 ± 0.00002355 5.495 5.277/5.674 5.48 ± 0.3514
6 1342 1342/1342 1342 ± 0.00002355 5.425 5.213/5.556 5.396 ± 0.3037
7 1342 1342/1342 1342 ± 0.00002355 5.492 5.329/5.66 5.475 ± 0.2834
8 1342 1342/1342 1342 ± 0.00002355 5.499 5.189/5.649 5.434 ± 0.3145
9 1342 1342/1342 1342 ± 0.00002355 5.74 5.514/6.003 5.715 ± 0.3467
10 1342 1342/1342 1342 ± 0.00002355 6.175 6.02/6.39 6.151 ± 0.3397
11 1342 1342/1342 1342 ± 0.00002355 6.476 6.282/6.568 6.382 ± 0.3461
12 1342 1342/1342 1342 ± 0.00002375 6.563 6.338/6.774 6.501 ± 0.4897
13 1342 1342/1342 1342 ± 0.00002355 7.098 6.942/7.295 7.073 ± 0.422
14 1342 1342/1342 1342 ± 0.00002355 7.402 7.072/7.626 7.311 ± 0.4663
15 1342 1342/1342 1342 ± 0.00002355 7.013 6.811/7.233 6.929 ± 0.4786
16 1342 1342/1342 1342 ± 0.00003152 6.211 5.919/6.559 6.215 ± 0.4481
17 1342 1342/1342 1342 ± 0.00003591 6.286 5.883/6.529 6.2 ± 0.4321
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
Start time
2025-01-08 16:35:39.852
End
2025-01-08 17:31:16.611
Duration
0:55:36.759
Note, WebLog generation is not included in the time.

CASA logs for stage 8