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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.556 5.299/6.169 5.71 ± 0.5591
ea02 1342 1342/1342 1342 ± 0.00001353 5.902 5.468/6.512 5.996 ± 0.6307
ea04 1342 1342/1342 1342 ± 0 5.51 5.191/6.053 5.644 ± 0.5138
ea05 1342 1342/1342 1342 ± 0 5.904 5.503/6.539 5.923 ± 0.5918
ea06 1342 1342/1342 1342 ± 0 5.521 5.083/5.907 5.513 ± 0.4855
ea07 1342 1342/1342 1342 ± 0 5.17 5.107/5.55 5.294 ± 0.2255
ea08 1342 1342/1342 1342 ± 0.00002942 6.011 5.638/6.655 6.143 ± 0.66
ea09 1342 1342/1342 1342 ± 0 5.16 4.906/5.688 5.286 ± 0.4285
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000004128 5.827 5.374/6.406 5.923 ± 0.6041
ea13 1342 1342/1342 1342 ± 0 6.119 5.773/6.272 6.16 ± 0.4605
ea14 1342 1342/1342 1342 ± 0 6.082 5.468/6.531 6.036 ± 0.6361
ea15 1342 1342/1342 1342 ± 0 6.136 5.562/6.664 6.197 ± 0.7051
ea16 1342 1342/1342 1342 ± 0 6.109 5.696/6.678 6.233 ± 0.6637
ea17 1342 1342/1342 1342 ± 0.000009645 5.726 5.472/5.855 5.684 ± 0.2313
ea18 1342 1342/1342 1342 ± 0.000002523 5.228 4.899/5.746 5.298 ± 0.5005
ea19 1342 1342/1342 1342 ± 0 5.751 5.637/5.847 5.745 ± 0.1261
ea20 1342 1342/1342 1342 ± 0 6.273 5.792/6.817 6.265 ± 0.6178
ea21 1342 1342/1342 1342 ± 0.00000305 5.666 5.457/6.325 5.905 ± 0.5389
ea22 1342 1342/1342 1342 ± 0 5.596 5.239/6.38 5.783 ± 0.6287
ea23 1342 1342/1342 1342 ± 0.00001111 5.883 5.551/6.574 6.084 ± 0.6523
ea24 1342 1342/1342 1342 ± 0 5.862 5.084/6.276 5.676 ± 0.5766
ea25 1342 1342/1342 1342 ± 0.000007235 5.526 5.453/6.326 5.858 ± 0.5958
ea26 1342 1342/1342 1342 ± 0 6.183 5.799/6.912 6.278 ± 0.668
ea27 1342 1342/1342 1342 ± 0.00001186 5.489 5.256/5.587 5.425 ± 0.1776
ea28 1342 1342/1342 1342 ± 0.00003979 5.649 5.48/6.468 5.925 ± 0.6451
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 ± 0.00002417 5.531 5.338/5.643 5.491 ± 0.2459
3 1342 1342/1342 1342 ± 0.00002631 5.197 5.025/5.454 5.241 ± 0.3206
4 1342 1342/1342 1342 ± 0.00002617 5.387 5.206/5.56 5.383 ± 0.3532
5 1342 1342/1342 1342 ± 0.00002417 5.502 5.343/5.733 5.497 ± 0.3119
6 1342 1342/1342 1342 ± 0.00002476 5.332 5.079/5.524 5.323 ± 0.2625
7 1342 1342/1342 1342 ± 0.00002417 5.454 5.198/5.649 5.431 ± 0.2712
8 1342 1342/1342 1342 ± 0.00002417 5.456 5.138/5.549 5.36 ± 0.3006
9 1342 1342/1342 1342 ± 0.00002425 5.722 5.44/5.879 5.632 ± 0.3241
10 1342 1342/1342 1342 ± 0.00002631 6.105 5.879/6.198 6.005 ± 0.3346
11 1342 1342/1342 1342 ± 0.00002631 6.252 6.114/6.404 6.223 ± 0.3242
12 1342 1342/1342 1342 ± 0.00002631 6.43 6.244/6.571 6.37 ± 0.3305
13 1342 1342/1342 1342 ± 0.00002631 6.893 6.481/7.005 6.791 ± 0.3927
14 1342 1342/1342 1342 ± 0.00002631 7.097 6.856/7.361 7.007 ± 0.4096
15 1342 1342/1342 1342 ± 0.00002631 6.727 6.396/6.983 6.648 ± 0.4378
16 1342 1342/1342 1342 ± 0.0000401 5.781 5.526/6.125 5.809 ± 0.3694
17 1342 1342/1342 1342 ± 0.00004075 5.824 5.618/6.148 5.859 ± 0.3457
statwtmode
VLASS-SE
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-04-12 23:20:32.713
End
2024-04-13 00:10:25.543
Duration
0:49:52.830
Note, WebLog generation is not included in the time.

CASA logs for stage 7