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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.504 5.235/6.197 5.689 ± 0.5188
ea02 1342 1342/1342 1342 ± 0.00001276 5.922 5.374/6.514 5.943 ± 0.6575
ea04 1342 1342/1342 1342 ± 0 5.433 5.178/5.991 5.599 ± 0.5294
ea05 1342 1342/1342 1342 ± 0.000003124 5.617 5.524/6.473 5.891 ± 0.5935
ea06 1342 1342/1342 1342 ± 0 5.234 4.985/5.778 5.395 ± 0.4693
ea07 1342 1342/1342 1342 ± 0 5.318 5.183/5.68 5.375 ± 0.2318
ea08 1342 1342/1342 1342 ± 0.00003751 6 5.607/6.707 6.167 ± 0.6924
ea09 1342 1342/1342 1342 ± 0 5.017 4.753/5.59 5.175 ± 0.4611
ea11 1342 1342/1342 1342 ± 0 5.699 5.323/6.499 5.894 ± 0.6423
ea13 1342 1342/1342 1342 ± 0 5.928 5.777/6.278 6.092 ± 0.471
ea14 1342 1342/1342 1342 ± 0.000003662 5.782 5.52/6.496 6.021 ± 0.5774
ea15 1342 1342/1342 1342 ± 0 5.567 5.405/6.337 5.88 ± 0.6166
ea16 1342 1342/1342 1342 ± 0.000005177 5.979 5.768/6.644 6.195 ± 0.651
ea17 1342 1342/1342 1342 ± 0 5.787 5.61/5.831 5.752 ± 0.1407
ea18 1342 1342/1342 1342 ± 0 5.034 4.945/5.644 5.241 ± 0.4449
ea19 1342 1342/1342 1342 ± 0 5.736 5.683/5.768 5.733 ± 0.07178
ea20 1342 1342/1342 1342 ± 0 5.955 5.653/6.823 6.2 ± 0.6537
ea21 1342 1342/1342 1342 ± 0.000003313 5.606 5.475/6.387 5.875 ± 0.5462
ea22 1342 1342/1342 1342 ± 0.000005839 5.434 5.129/6.325 5.657 ± 0.6505
ea23 1342 1342/1342 1342 ± 0.00002254 5.868 5.485/6.548 6.119 ± 0.6972
ea24 1342 1342/1342 1342 ± 0 5.429 5.161/6.271 5.649 ± 0.5528
ea25 1342 1342/1342 1342 ± 0.000003124 5.615 5.369/6.347 5.814 ± 0.6281
ea26 1342 1342/1342 1342 ± 0 5.872 5.694/6.801 6.18 ± 0.6343
ea27 1342 1342/1342 1342 ± 0 5.535 5.386/5.697 5.52 ± 0.1401
ea28 1342 1342/1342 1342 ± 0.0000415 5.7 5.518/6.567 5.968 ± 0.6213
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 ± 0.00002395 5.465 5.211/5.684 5.455 ± 0.2382
4 1342 1342/1342 1342 ± 0.0000242 5.363 5.128/5.614 5.37 ± 0.3268
5 1342 1342/1342 1342 ± 0.00002395 5.535 5.312/5.734 5.517 ± 0.3166
6 1342 1342/1342 1342 ± 0.00002395 5.467 5.205/5.683 5.438 ± 0.2837
7 1342 1342/1342 1342 ± 0.00002395 5.505 5.2/5.685 5.479 ± 0.2841
8 1342 1342/1342 1342 ± 0.00002395 5.495 5.179/5.638 5.398 ± 0.297
9 1342 1342/1342 1342 ± 0.0000241 5.728 5.428/5.876 5.643 ± 0.3177
10 1342 1342/1342 1342 ± 0.00002604 6.078 5.864/6.19 5.978 ± 0.3488
11 1342 1342/1342 1342 ± 0.00002604 6.282 6.084/6.433 6.235 ± 0.328
12 1342 1342/1342 1342 ± 0.00002604 6.391 6.273/6.556 6.354 ± 0.3329
13 1342 1342/1342 1342 ± 0.00002604 6.86 6.506/7.018 6.754 ± 0.4008
14 1342 1342/1342 1342 ± 0.00002604 7.014 6.739/7.156 6.937 ± 0.4309
15 1342 1342/1342 1342 ± 0.00002604 6.641 6.428/6.883 6.587 ± 0.468
16 1342 1342/1342 1342 ± 0.00004518 5.267 4.935/5.478 5.231 ± 0.3533
17 1342 1342/1342 1342 ± 0.00004236 5.385 5.174/5.684 5.378 ± 0.343
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-06 03:52:03.359
End
2024-12-06 04:57:41.020
Duration
1:05:37.661
Note, WebLog generation is not included in the time.

CASA logs for stage 8