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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.262 5.674/6.627 6.202 ± 0.6159
ea02 1342 1342/1342 1342 ± 0.00002955 6.137 5.421/6.645 6.019 ± 0.8838
ea03 1342 1342/1342 1342 ± 0 5.545 5.123/6.386 5.705 ± 0.8212
ea04 1342 1342/1342 1342 ± 0 5.696 5.194/6.386 5.801 ± 0.5984
ea06 1342 1342/1342 1342 ± 0 6.459 5.621/6.611 6.179 ± 0.6339
ea07 1342 1342/1342 1342 ± 0 6.048 5.515/6.428 6.083 ± 0.6252
ea08 1342 1342/1342 1342 ± 0 6.185 5.664/6.827 6.304 ± 0.7345
ea09 1342 1342/1342 1342 ± 0 6.004 5.407/6.777 6.092 ± 0.7027
ea10 1342 1342/1342 1342 ± 0 6.08 5.46/6.727 6.042 ± 0.7535
ea11 1342 1342/1342 1342 ± 0 6.237 5.428/6.702 6.146 ± 0.7768
ea12 1342 1342/1342 1342 ± 0 6.025 5.51/6.659 6.166 ± 0.7402
ea13 1342 1342/1342 1342 ± 0 5.876 5.774/6.408 6.058 ± 0.5395
ea14 1342 1342/1342 1342 ± 0 6.383 5.638/6.824 6.337 ± 0.715
ea15 1342 1342/1342 1342 ± 0 5.607 5.022/5.975 5.561 ± 0.6917
ea16 1342 1342/1342 1342 ± 0 6.163 5.672/6.772 6.273 ± 0.7415
ea17 1342 1342/1342 1342 ± 0 6.485 6.113/7.334 6.708 ± 0.708
ea18 1342 1342/1342 1342 ± 0 4.524 4.241/4.929 4.617 ± 0.4378
ea19 1342 1342/1342 1342 ± 0.00001038 6.252 5.747/6.865 6.373 ± 0.7362
ea20 1342 1342/1342 1342 ± 0 5.974 5.599/6.684 6.082 ± 0.7733
ea21 1342 1342/1342 1342 ± 0 5.967 5.571/6.582 6.102 ± 0.6464
ea22 1342 1342/1342 1342 ± 0 6.357 5.497/6.766 6.2 ± 0.7356
ea23 1342 1342/1342 1342 ± 0 6.148 5.669/6.66 6.216 ± 0.7726
ea24 1342 1342/1342 1342 ± 0 5.921 5.152/6.359 5.77 ± 0.5871
ea25 1342 1342/1342 1342 ± 0 6.604 5.703/7.076 6.489 ± 0.8371
ea26 1342 1342/1342 1342 ± 0 6.385 5.773/7.178 6.455 ± 0.7142
ea27 1342 1342/1342 1342 ± 0 5.973 5.481/6.839 6.101 ± 0.7943
ea28 1342 1342/1342 1342 ± 0 6.162 5.756/6.905 6.347 ± 0.7804
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 ± 0.00002308 5.597 5.413/5.835 5.546 ± 0.3344
3 1342 1342/1342 1342 ± 0.00002663 4.974 4.491/5.319 4.925 ± 0.5821
4 1342 1342/1342 1342 ± 0.00002419 5.414 5.142/5.57 5.356 ± 0.4277
5 1342 1342/1342 1342 ± 0.00002308 5.591 5.288/5.702 5.487 ± 0.38
6 1342 1342/1342 1342 ± 0.00002308 5.497 5.309/5.69 5.451 ± 0.3233
7 1342 1342/1342 1342 ± 0.00002308 5.618 5.376/5.701 5.523 ± 0.3308
8 1342 1342/1342 1342 ± 0.00002308 5.515 5.304/5.751 5.477 ± 0.3694
9 1342 1342/1342 1342 ± 0.00002308 5.893 5.674/6.058 5.802 ± 0.3964
10 1342 1342/1342 1342 ± 0.00002308 6.385 6.189/6.481 6.258 ± 0.4135
11 1342 1342/1342 1342 ± 0.00002308 6.599 6.379/6.743 6.495 ± 0.4225
12 1342 1342/1342 1342 ± 0.00002308 6.758 6.542/6.789 6.635 ± 0.4511
13 1342 1342/1342 1342 ± 0.00002308 7.19 6.966/7.425 7.122 ± 0.4875
14 1342 1342/1342 1342 ± 0.00002308 7.403 7.269/7.648 7.341 ± 0.4952
15 1342 1342/1342 1342 ± 0.00002308 7.044 6.91/7.273 6.999 ± 0.4639
16 1342 1342/1342 1342 ± 0.00002308 6.358 6.148/6.657 6.347 ± 0.4479
17 1342 1342/1342 1342 ± 0.00002433 6.362 6.102/6.553 6.306 ± 0.4303
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-05-23 18:41:18.091
End
2025-05-23 19:54:33.261
Duration
1:13:15.170
Note, WebLog generation is not included in the time.

CASA logs for stage 8