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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.737 5.514/6.333 5.911 ± 0.4927
ea02 1342 1342/1342 1342 ± 0 5.914 5.642/6.749 6.234 ± 0.6065
ea04 1342 1342/1342 1342 ± 0.00003016 5.645 5.283/6.306 5.757 ± 0.554
ea05 1342 1342/1342 1342 ± 0.000004067 6.081 5.467/6.622 6.047 ± 0.6178
ea06 1342 1342/1342 1342 ± 0 3.501 3.037/3.724 3.396 ± 0.3737
ea07 1342 1342/1342 1342 ± 0 5.585 5.364/6.026 5.615 ± 0.2983
ea08 1342 1342/1342 1342 ± 0 6.348 5.873/7.07 6.493 ± 0.6463
ea09 1342 1342/1342 1342 ± 0 5.438 5.136/5.934 5.564 ± 0.452
ea10 1342 1342/1342 1342 ± 0.00001101 5.671 5.439/6.585 5.925 ± 0.6437
ea11 1342 1342/1342 1342 ± 0 6.143 5.92/6.675 6.257 ± 0.5496
ea12 1342 1342/1342 1342 ± 0 6.115 5.556/6.54 6.125 ± 0.5845
ea13 1342 1342/1342 1342 ± 0 6.285 5.775/6.349 6.157 ± 0.4707
ea14 1342 1342/1342 1342 ± 0 5.801 5.435/6.518 5.924 ± 0.6482
ea15 1342 1342/1342 1342 ± 0 5.964 5.434/6.477 6.029 ± 0.6441
ea16 1342 1342/1342 1342 ± 0 4.927 4.731/5.212 4.994 ± 0.3288
ea17 1342 1342/1342 1342 ± 0 6.169 5.868/6.815 6.367 ± 0.6151
ea18 1342 1342/1342 1342 ± 0 5.418 5.038/5.849 5.457 ± 0.501
ea19 1342 1342/1342 1342 ± 0 6.724 6.358/6.999 6.717 ± 0.4274
ea20 1342 1342/1342 1342 ± 0 6.571 5.979/6.973 6.47 ± 0.6307
ea21 1342 1342/1342 1342 ± 0 5.799 5.575/6.53 6.032 ± 0.5922
ea22 1342 1342/1342 1342 ± 0 5.645 5.27/6.401 5.822 ± 0.5708
ea23 1342 1342/1342 1342 ± 0 5.792 5.588/6.628 6.128 ± 0.6782
ea25 1342 1342/1342 1342 ± 0 5.586 5.488/5.66 5.474 ± 0.3856
ea26 1342 1342/1342 1342 ± 0 6.289 5.838/6.892 6.374 ± 0.5762
ea27 1342 1342/1342 1342 ± 0.00001739 5.739 5.357/6.575 5.887 ± 0.6542
ea28 1342 1342/1342 1342 ± 0 6.638 6.199/6.953 6.578 ± 0.5783
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 ± 0.00002495 5.644 5.404/5.814 5.587 ± 0.3606
3 1342 1342/1342 1342 ± 0.00003519 5.444 4.775/5.577 5.295 ± 0.4225
4 1342 1342/1342 1342 ± 0.00002701 5.264 5.056/5.446 5.253 ± 0.2872
5 1342 1342/1342 1342 ± 0.00002445 5.508 5.225/5.625 5.367 ± 0.6019
6 1342 1342/1342 1342 ± 0.00002447 5.515 5.277/5.623 5.394 ± 0.5832
7 1342 1342/1342 1342 ± 0.00002445 5.548 5.347/5.629 5.417 ± 0.5611
8 1342 1342/1342 1342 ± 0.00002495 5.483 5.319/5.663 5.492 ± 0.3194
9 1342 1342/1342 1342 ± 0.00002445 5.839 5.529/6.052 5.648 ± 0.6375
10 1342 1342/1342 1342 ± 0.00002445 6.264 6.066/6.398 6.068 ± 0.6063
11 1342 1342/1342 1342 ± 0.00002445 6.475 6.284/6.622 6.272 ± 0.7158
12 1342 1342/1342 1342 ± 0.00002445 6.616 6.299/6.752 6.398 ± 0.7314
13 1342 1342/1342 1342 ± 0.00002445 7.059 6.663/7.279 6.795 ± 0.7808
14 1342 1342/1342 1342 ± 0.00002445 7.153 6.855/7.379 6.932 ± 0.7826
15 1342 1342/1342 1342 ± 0.00002495 6.711 6.518/6.851 6.617 ± 0.398
16 1342 1342/1342 1342 ± 0.00002927 5.886 5.699/6.146 5.923 ± 0.4213
17 1342 1342/1342 1342 ± 0.00002551 5.862 5.72/6.183 5.922 ± 0.409
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
overwrite_modelcol
False
Start time
2024-12-31 01:56:10.329
End
2024-12-31 02:49:51.402
Duration
0:53:41.073
Note, WebLog generation is not included in the time.

CASA logs for stage 8