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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.253 5.08/6.014 5.361 ± 0.79
ea02 1342 1342/1342 1342 ± 0.00004318 5.673 5.146/6.383 5.629 ± 0.867
ea04 1342 1342/1342 1342 ± 0.000003733 5.263 4.888/5.821 5.205 ± 0.7524
ea05 1342 1342/1342 1342 ± 0.00001669 5.525 5.046/6.229 5.625 ± 0.7421
ea06 1342 1342/1342 1342 ± 0.000009153 5.262 4.939/5.995 5.275 ± 0.8389
ea07 1342 1342/1342 1342 ± 0.00004341 5.661 5.193/6.04 5.484 ± 0.8108
ea08 1342 1342/1342 1342 ± 0.00004351 5.812 5.37/6.643 5.829 ± 0.9604
ea09 1342 1342/1342 1342 ± 0.00002577 5.526 5.065/6.153 5.511 ± 0.7495
ea10 1342 1342/1342 1342 ± 0.00004366 5.08 4.655/5.775 5.052 ± 0.7729
ea11 1342 1342/1342 1342 ± 0.00004352 5.74 5.139/6.334 5.559 ± 0.9042
ea12 1342 1342/1342 1342 ± 0.00001391 5.485 5.125/6.301 5.503 ± 0.9401
ea13 1342 1342/1342 1342 ± 0.00002145 5.629 5.502/6.186 5.758 ± 0.7037
ea14 1342 1342/1342 1342 ± 0.00002482 5.514 5.127/6.322 5.623 ± 0.7526
ea15 1342 1342/1342 1342 ± 0.000002415 5.4 5.122/6.226 5.498 ± 0.882
ea16 1342 1342/1342 1342 ± 0.000026 5.78 5.4/6.652 5.788 ± 0.8574
ea17 1342 1342/1342 1342 ± 0.00004466 5.82 5.345/6.647 5.765 ± 0.9429
ea18 1342 1342/1342 1342 ± 0.00003938 4.847 4.587/5.597 4.901 ± 0.661
ea19 1342 1342/1342 1342 ± 0.000004235 5.811 5.481/6.472 5.89 ± 0.7471
ea20 1342 1342/1342 1342 ± 0.00002629 5.757 5.574/6.772 5.867 ± 1.024
ea21 1342 1342/1342 1342 ± 0.00002393 5.483 5.274/6.171 5.528 ± 0.7509
ea22 1342 1342/1342 1342 ± 0.00004247 5.321 5.041/6.328 5.534 ± 0.8122
ea23 1342 1342/1342 1342 ± 0.0000469 6.164 5.757/6.48 5.747 ± 1.052
ea24 1342 1342/1342 1342 ± 0.00001457 5.169 4.852/5.981 5.35 ± 0.6536
ea25 1342 1342/1342 1342 ± 0.00004352 5.495 5.179/6.218 5.443 ± 0.8352
ea26 1342 1342/1342 1342 ± 0.0000355 5.703 5.477/6.735 5.928 ± 0.8443
ea27 1342 1342/1342 1342 ± 0.00004403 5.475 5.084/6.349 5.511 ± 0.8598
ea28 1342 1342/1342 1342 ± 0.00004352 5.61 5.35/6.519 5.717 ± 0.9081
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 ± 0.00002367 5.277 5.121/5.528 5.295 ± 0.2925
5 1342 1342/1342 1342 ± 0.00002398 5.24 5.061/5.445 5.243 ± 0.3121
6 1342 1342/1342 1342 ± 0.00002367 5.252 4.989/5.379 5.202 ± 0.2487
7 1342 1342/1342 1342 ± 0.00002367 5.219 5.059/5.408 5.231 ± 0.244
8 1342 1342/1342 1342 ± 0.00002367 5.246 5.025/5.377 5.197 ± 0.2741
9 1342 1342/1342 1342 ± 0.00002397 5.498 5.312/5.679 5.462 ± 0.2711
10 1342 1342/1342 1342 ± 0.00002324 5.929 5.774/6.027 5.885 ± 0.2822
11 1342 1342/1342 1342 ± 0.00002324 6.186 6.062/6.345 6.174 ± 0.2725
12 1342 1342/1342 1342 ± 0.00002324 6.329 6.155/6.487 6.33 ± 0.3061
13 1342 1342/1342 1342 ± 0.00002324 6.62 6.358/6.776 6.577 ± 0.3232
14 1342 1342/1342 1342 ± 0.0000243 6.483 6.232/6.76 6.475 ± 0.3923
15 1342 1342/1342 1342 ± 0.00002425 6.413 6.137/6.63 6.37 ± 0.3438
16 1342 1342/1342 1342 ± 0.00006035 3.919 3.736/4.25 3.999 ± 0.3353
17 1342 1342/1342 1342 ± 0.00006088 4.048 3.822/4.343 4.087 ± 0.3351
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
Start time
2024-11-08 13:32:22.491
End
2024-11-08 14:50:47.610
Duration
1:18:25.119
Note, WebLog generation is not included in the time.

CASA logs for stage 8