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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.197 5.104/6.001 5.308 ± 0.8395
ea02 1342 1342/1342 1342 ± 0.00004311 5.729 5.218/6.48 5.669 ± 0.9836
ea05 1342 1342/1342 1342 ± 0.00001799 5.309 4.925/6.2 5.455 ± 0.821
ea06 1342 1342/1342 1342 ± 0.00001424 4.816 4.527/5.205 4.743 ± 0.6585
ea07 1342 1342/1342 1342 ± 0.00004288 5.649 5.199/5.896 5.405 ± 0.8585
ea08 1342 1342/1342 1342 ± 0.00004365 5.897 5.426/6.756 5.909 ± 1.113
ea09 1342 1342/1342 1342 ± 0.00002347 5.168 4.798/5.708 5.11 ± 0.6825
ea10 1342 1342/1342 1342 ± 0.00004308 5.51 5.036/6.383 5.499 ± 0.9524
ea11 1342 1342/1342 1342 ± 0.000043 5.609 5.111/6.292 5.514 ± 0.9917
ea12 1342 1342/1342 1342 ± 0.0000126 5.41 5.073/6.307 5.471 ± 0.976
ea13 1342 1342/1342 1342 ± 0.00001942 5.651 5.483/6.183 5.729 ± 0.7961
ea14 1342 1342/1342 1342 ± 0.00003487 6.375 5.73/6.717 5.894 ± 1.077
ea15 1342 1342/1342 1342 ± 0.00000883 5.15 4.883/6.021 5.328 ± 0.8953
ea16 1342 1342/1342 1342 ± 0 5.03 4.904/5.218 4.993 ± 0.2507
ea17 1342 1342/1342 1342 ± 0.00004357 5.664 5.361/6.645 5.693 ± 1.051
ea18 1342 1342/1342 1342 ± 0.00003944 4.907 4.623/5.639 4.91 ± 0.776
ea19 1342 1342/1342 1342 ± 0.0000116 5.575 5.291/6.483 5.719 ± 0.8345
ea20 1342 1342/1342 1342 ± 0.00002877 5.735 5.557/6.588 5.8 ± 1.108
ea21 1342 1342/1342 1342 ± 0.00002411 5.448 5.24/6.242 5.509 ± 0.8403
ea22 1342 1342/1342 1342 ± 0.00004144 5.327 5.041/6.384 5.514 ± 0.9142
ea23 1342 1342/1342 1342 ± 0.00004183 5.611 5.275/6.449 5.614 ± 0.967
ea25 1342 1342/1342 1342 ± 0 5.181 5.104/5.337 5.164 ± 0.1471
ea26 1342 1342/1342 1342 ± 0.0000344 5.475 5.33/6.368 5.612 ± 0.843
ea27 1342 1342/1342 1342 ± 0.00004374 5.371 5.05/6.309 5.426 ± 0.9319
ea28 1342 1342/1342 1342 ± 0.00004325 5.577 5.288/6.476 5.632 ± 0.9937
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 ± 0.00002439 5.278 5.115/5.494 5.261 ± 0.2967
3 1342 1342/1342 1342 ± 0.00003178 4.742 4.564/4.903 4.76 ± 0.2544
5 1342 1342/1342 1342 ± 0.00002439 5.362 5.176/5.507 5.325 ± 0.3352
6 1342 1342/1342 1342 ± 0.00002439 5.186 5.021/5.312 5.163 ± 0.262
7 1342 1342/1342 1342 ± 0.00002439 5.112 5.035/5.293 5.136 ± 0.2421
8 1342 1342/1342 1342 ± 0.00002439 5.204 4.927/5.298 5.12 ± 0.276
9 1342 1342/1342 1342 ± 0.00002486 5.426 5.223/5.613 5.387 ± 0.3078
10 1342 1342/1342 1342 ± 0.00002489 5.913 5.674/6.045 5.818 ± 0.3392
11 1342 1342/1342 1342 ± 0.00002489 6.151 5.985/6.3 6.09 ± 0.3506
12 1342 1342/1342 1342 ± 0.00002489 6.357 6.024/6.476 6.282 ± 0.3587
13 1342 1342/1342 1342 ± 0.00002489 6.683 6.426/6.845 6.6 ± 0.3551
14 1342 1342/1342 1342 ± 0.00002547 6.616 6.322/6.849 6.559 ± 0.4323
15 1342 1342/1342 1342 ± 0.00002557 6.466 6.25/6.67 6.405 ± 0.4623
16 1342 1342/1342 1342 ± 0.00005863 3.66 3.495/3.87 3.684 ± 0.2609
17 1342 1342/1342 1342 ± 0.00006015 3.838 3.65/4.035 3.86 ± 0.2821
overwrite_modelcol
False
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-03-27 07:57:44.579
End
2025-03-27 08:56:10.343
Duration
0:58:25.764
Note, WebLog generation is not included in the time.

CASA logs for stage 8