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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.411 5.163/5.916 5.398 ± 0.672
ea02 1342 1342/1342 1342 ± 0.00004273 5.978 5.313/6.485 5.766 ± 0.8882
ea05 1342 1342/1342 1342 ± 0.00001591 5.532 5.15/6.46 5.703 ± 0.7102
ea06 1342 1342/1342 1342 ± 0 4.92 4.776/5.623 5.101 ± 0.6156
ea07 1342 1342/1342 1342 ± 0.00004272 5.692 5.277/5.91 5.575 ± 0.7005
ea08 1342 1342/1342 1342 ± 0.00003851 6.096 5.443/6.726 6.034 ± 0.8629
ea09 1342 1342/1342 1342 ± 0.00002334 3.997 3.442/6.244 4.741 ± 1.346
ea10 1342 1342/1342 1342 ± 0.00004272 5.669 5.158/6.444 5.627 ± 0.7971
ea11 1342 1342/1342 1342 ± 0.00004102 5.658 5.121/6.35 5.62 ± 0.8186
ea12 1342 1342/1342 1342 ± 0 5.478 5.228/6.491 5.707 ± 0.8565
ea13 1342 1342/1342 1342 ± 0.00001914 5.825 5.644/6.361 5.867 ± 0.7799
ea14 1342 1342/1342 1342 ± 0.00001936 6.462 5.906/6.641 6.138 ± 0.8567
ea15 1342 1342/1342 1342 ± 0 5.476 5.137/6.371 5.661 ± 0.8017
ea16 1342 1342/1342 1342 ± 0.00003048 5.458 4.997/5.982 5.39 ± 0.6314
ea17 1342 1342/1342 1342 ± 0.00004292 6.013 5.424/6.617 5.862 ± 0.8375
ea18 1342 1342/1342 1342 ± 0.00002779 4.799 4.579/5.713 4.966 ± 0.6487
ea19 1342 1342/1342 1342 ± 0.00001174 5.624 5.374/6.623 5.885 ± 0.7356
ea20 1342 1342/1342 1342 ± 0.000007953 5.814 5.561/6.876 5.991 ± 0.9356
ea21 1342 1342/1342 1342 ± 0.00002317 5.481 5.165/6.295 5.636 ± 0.7065
ea22 1342 1342/1342 1342 ± 0.00004272 5.518 5.157/6.427 5.622 ± 0.8882
ea23 1342 1342/1342 1342 ± 0.00004216 5.721 5.464/6.521 5.911 ± 0.8491
ea25 1342 1342/1342 1342 ± 0 5.233 5.107/5.391 5.248 ± 0.1487
ea26 1342 1342/1342 1342 ± 0.00001028 5.556 5.401/6.522 5.71 ± 0.8111
ea27 1342 1342/1342 1342 ± 0.00004276 5.507 5.01/6.246 5.528 ± 0.7461
ea28 1342 1342/1342 1342 ± 0.00005293 6.437 5.706/6.587 5.912 ± 0.9861
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 ± 0.00002498 5.359 5.149/5.563 5.236 ± 0.4512
5 1342 1342/1342 1342 ± 0.00002498 5.237 5.061/5.477 5.201 ± 0.5057
6 1342 1342/1342 1342 ± 0.00002498 5.297 5.124/5.497 5.214 ± 0.4687
7 1342 1342/1342 1342 ± 0.00002498 5.274 5.11/5.496 5.242 ± 0.4626
8 1342 1342/1342 1342 ± 0.00002498 5.314 5.013/5.449 5.187 ± 0.4682
9 1342 1342/1342 1342 ± 0.00002498 5.598 5.394/5.767 5.499 ± 0.5342
10 1342 1342/1342 1342 ± 0.00002447 6.04 5.746/6.206 5.98 ± 0.3213
11 1342 1342/1342 1342 ± 0.00002447 6.301 6.086/6.472 6.24 ± 0.3394
12 1342 1342/1342 1342 ± 0.00002447 6.451 6.22/6.573 6.366 ± 0.3235
13 1342 1342/1342 1342 ± 0.00002447 6.631 6.404/6.792 6.602 ± 0.3296
14 1342 1342/1342 1342 ± 0.00002505 6.591 6.273/6.869 6.6 ± 0.4007
15 1342 1342/1342 1342 ± 0.00002447 6.633 6.468/6.829 6.604 ± 0.3747
16 1342 1342/1342 1342 ± 0.00006086 4.296 4.139/4.504 4.336 ± 0.3026
17 1342 1342/1342 1342 ± 0.00006098 4.193 4.052/4.404 4.236 ± 0.2766
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
Start time
2024-12-05 18:52:39.927
End
2024-12-05 19:35:24.071
Duration
0:42:44.144
Note, WebLog generation is not included in the time.

CASA logs for stage 8