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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 5.99 5.615/6.623 6.131 ± 0.6192
ea02 1342 1342/1342 1342 ± 0 6.342 5.732/6.529 6.259 ± 0.601
ea03 1342 1342/1342 1342 ± 0 6.117 5.427/6.781 6.185 ± 0.7356
ea04 1342 1342/1342 1342 ± 0 5.578 5.03/6.059 5.606 ± 0.5852
ea05 1342 1342/1342 1342 ± 0.00002598 5.709 5.337/6.611 5.934 ± 0.6533
ea06 1342 1342/1342 1342 ± 0 6.029 5.069/6.139 5.762 ± 0.6302
ea07 1342 1342/1342 1342 ± 0 6.067 5.297/6.278 5.929 ± 0.6598
ea08 1342 1342/1342 1342 ± 0 6.522 5.707/6.858 6.434 ± 0.6551
ea09 1342 1342/1342 1342 ± 0.00002505 5.732 5.251/6.489 5.849 ± 0.6301
ea10 1342 1342/1342 1342 ± 0 5.577 5.088/6.031 5.588 ± 0.5417
ea11 1342 1342/1342 1342 ± 0.00002548 5.454 5.224/6.305 5.687 ± 0.6955
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0.00001026 5.591 5.445/6.201 5.82 ± 0.4994
ea14 1342 1342/1342 1342 ± 0 6.018 5.55/6.469 6.093 ± 0.5413
ea15 1342 1342/1342 1342 ± 0.00002574 5.977 5.625/6.629 6.229 ± 0.6656
ea16 1342 1342/1342 1342 ± 0 6.204 5.78/6.746 6.321 ± 0.6944
ea17 1342 1342/1342 1342 ± 0 6.322 5.709/6.901 6.279 ± 0.6288
ea18 1342 1342/1342 1342 ± 0 6.302 5.756/6.822 6.257 ± 0.5749
ea19 1342 1342/1342 1342 ± 0 6.098 5.444/6.566 6.032 ± 0.5913
ea20 1342 1342/1342 1342 ± 0.00002261 5.885 5.62/6.689 6.099 ± 0.6118
ea21 1342 1342/1342 1342 ± 0 5.556 5.162/5.998 5.629 ± 0.4979
ea22 1342 1342/1342 1342 ± 0 6.357 5.64/6.773 6.225 ± 0.639
ea23 1342 1342/1342 1342 ± 0 6.314 5.509/6.47 6.192 ± 0.6707
ea24 1342 1342/1342 1342 ± 0.000001258 5.821 5.349/6.566 5.876 ± 0.6376
ea25 1342 1342/1342 1342 ± 0 6.519 5.63/6.937 6.463 ± 0.7914
ea27 1342 1342/1342 1342 ± 0 6.083 5.353/6.563 5.981 ± 0.6599
ea28 1342 1342/1342 1342 ± 0.00001548 5.958 5.742/6.985 6.327 ± 0.6387
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 ± 0.00002348 5.461 5.325/5.673 5.484 ± 0.2555
4 1342 1342/1342 1342 ± 0.00002449 5.383 5.167/5.697 5.412 ± 0.3902
5 1342 1342/1342 1342 ± 0.00002348 5.42 5.194/5.663 5.427 ± 0.3026
6 1342 1342/1342 1342 ± 0.00002348 5.416 5.196/5.58 5.401 ± 0.2782
7 1342 1342/1342 1342 ± 0.00002348 5.479 5.332/5.637 5.456 ± 0.2343
8 1342 1342/1342 1342 ± 0.00002348 5.442 5.21/5.617 5.401 ± 0.2607
9 1342 1342/1342 1342 ± 0.00002348 5.74 5.567/5.931 5.718 ± 0.2708
10 1342 1342/1342 1342 ± 0.00002348 6.202 6.089/6.318 6.166 ± 0.2343
11 1342 1342/1342 1342 ± 0.00002348 6.427 6.223/6.543 6.392 ± 0.2424
12 1342 1342/1342 1342 ± 0.00002348 6.578 6.298/6.775 6.536 ± 0.2867
13 1342 1342/1342 1342 ± 0.00002348 6.999 6.796/7.249 6.975 ± 0.3219
14 1342 1342/1342 1342 ± 0.00002348 7.216 6.886/7.424 7.173 ± 0.3408
15 1342 1342/1342 1342 ± 0.00002348 6.824 6.59/7.166 6.843 ± 0.3566
16 1342 1342/1342 1342 ± 0.00003912 6.12 5.8/6.449 6.124 ± 0.3988
17 1342 1342/1342 1342 ± 0.00003643 6.134 5.865/6.365 6.104 ± 0.3621
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-07-25 03:52:15.272
End
2025-07-25 04:49:32.078
Duration
0:57:16.805
Note, WebLog generation is not included in the time.

CASA logs for stage 8