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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.516 5.435/6.273 5.844 ± 0.6201
ea02 1342 1342/1342 1342 ± 0.0000415 5.917 5.57/6.701 6.131 ± 0.6722
ea03 1342 1342/1342 1342 ± 0 5.63 4.996/6.202 5.629 ± 0.6194
ea04 1342 1342/1342 1342 ± 0 5.659 5.23/6.206 5.766 ± 0.5375
ea05 1342 1342/1342 1342 ± 0 6.18 5.575/6.601 5.995 ± 0.7041
ea06 1342 1342/1342 1342 ± 0 4.834 4.805/4.91 4.75 ± 0.2687
ea07 1342 1342/1342 1342 ± 0 6.187 5.728/6.449 6.252 ± 0.5681
ea08 1342 1342/1342 1342 ± 0 5.922 5.68/6.892 6.222 ± 0.7296
ea09 1342 1342/1342 1342 ± 0 5.97 5.433/6.697 5.968 ± 0.7406
ea10 1342 1342/1342 1342 ± 0 6.082 5.569/6.795 6.148 ± 0.6763
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.012 5.438/6.443 6.001 ± 0.7061
ea13 1342 1342/1342 1342 ± 0 6.197 5.948/6.645 6.288 ± 0.6945
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.131 5.597/6.571 6.153 ± 0.6906
ea16 1342 1342/1342 1342 ± 0 6.433 5.901/6.982 6.453 ± 0.7969
ea17 1342 1342/1342 1342 ± 0 6.636 6.002/7.292 6.648 ± 0.6793
ea18 1342 1342/1342 1342 ± 0 5.15 4.757/5.589 5.229 ± 0.4761
ea19 1342 1342/1342 1342 ± 0 6.253 5.634/6.739 6.216 ± 0.5936
ea20 1342 1342/1342 1342 ± 0 6.071 5.575/6.714 6.064 ± 0.7008
ea21 1342 1342/1342 1342 ± 0 6.033 5.638/6.609 6.079 ± 0.6558
ea22 1342 1342/1342 1342 ± 0.000002026 5.621 5.482/6.459 5.895 ± 0.611
ea23 1342 1342/1342 1342 ± 0 6.287 5.678/6.723 6.23 ± 0.7153
ea24 1342 1342/1342 1342 ± 0.00000113 5.92 5.689/6.814 6.126 ± 0.7067
ea25 1342 1342/1342 1342 ± 0 5.84 5.447/6.307 5.904 ± 0.6054
ea26 1342 1342/1342 1342 ± 0 6.354 5.879/7.238 6.444 ± 0.7657
ea27 1342 1342/1342 1342 ± 0 5.763 5.559/6.57 5.962 ± 0.6348
ea28 1342 1342/1342 1342 ± 0.000002767 5.574 5.36/6.392 5.8 ± 0.6658
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 ± 0.00002388 5.6 5.39/5.723 5.516 ± 0.299
4 1342 1342/1342 1342 ± 0.00002793 4.804 4.553/4.914 4.718 ± 0.2544
5 1342 1342/1342 1342 ± 0.00002388 5.508 5.329/5.713 5.483 ± 0.3392
6 1342 1342/1342 1342 ± 0.00002388 5.542 5.354/5.713 5.476 ± 0.3212
7 1342 1342/1342 1342 ± 0.00002388 5.566 5.41/5.647 5.503 ± 0.301
8 1342 1342/1342 1342 ± 0.00002388 5.482 5.291/5.636 5.428 ± 0.3394
9 1342 1342/1342 1342 ± 0.00002388 5.732 5.501/6.067 5.715 ± 0.3766
10 1342 1342/1342 1342 ± 0.00002435 6.221 6.028/6.427 6.198 ± 0.3388
11 1342 1342/1342 1342 ± 0.00002435 6.526 6.308/6.649 6.433 ± 0.3336
12 1342 1342/1342 1342 ± 0.00002435 6.647 6.436/6.736 6.603 ± 0.3654
13 1342 1342/1342 1342 ± 0.00002435 7.051 6.889/7.128 7.01 ± 0.3653
14 1342 1342/1342 1342 ± 0.00002435 7.191 6.99/7.433 7.189 ± 0.389
15 1342 1342/1342 1342 ± 0.00002435 6.772 6.6/6.977 6.765 ± 0.3615
16 1342 1342/1342 1342 ± 0.000025 6.045 5.776/6.343 6.069 ± 0.4092
17 1342 1342/1342 1342 ± 0.00002485 6.076 5.893/6.381 6.116 ± 0.3808
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-01-11 04:08:21.070
End
2025-01-11 05:25:52.010
Duration
1:17:30.940
Note, WebLog generation is not included in the time.

CASA logs for stage 8