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 5.703 5.552/6.336 5.935 ± 0.4807
ea02 1342 1342/1342 1342 ± 0 5.983 5.647/6.806 6.239 ± 0.611
ea04 1342 1342/1342 1342 ± 0.00002955 5.548 5.264/6.155 5.729 ± 0.5472
ea05 1342 1342/1342 1342 ± 0 5.998 5.622/6.511 6.077 ± 0.5849
ea06 1342 1342/1342 1342 ± 0 3.478 2.991/3.703 3.346 ± 0.392
ea07 1342 1342/1342 1342 ± 0 5.582 5.432/5.733 5.624 ± 0.2624
ea08 1342 1342/1342 1342 ± 0 6.105 5.901/7.145 6.482 ± 0.6548
ea09 1342 1342/1342 1342 ± 0 5.484 5.228/6.095 5.643 ± 0.4761
ea10 1342 1342/1342 1342 ± 0.00001529 5.668 5.453/6.599 5.932 ± 0.6278
ea11 1342 1342/1342 1342 ± 0 6.212 5.692/6.72 6.287 ± 0.5582
ea12 1342 1342/1342 1342 ± 0 6.03 5.546/6.521 6.126 ± 0.5874
ea13 1342 1342/1342 1342 ± 0 6.149 5.85/6.374 6.191 ± 0.4445
ea14 1342 1342/1342 1342 ± 0 5.764 5.39/6.467 5.898 ± 0.6494
ea15 1342 1342/1342 1342 ± 0 5.854 5.432/6.515 6.026 ± 0.6674
ea16 1342 1342/1342 1342 ± 0 4.926 4.756/5.267 5.034 ± 0.355
ea17 1342 1342/1342 1342 ± 0 6.092 5.905/6.838 6.397 ± 0.6238
ea18 1342 1342/1342 1342 ± 0 5.459 5.082/5.882 5.493 ± 0.4866
ea19 1342 1342/1342 1342 ± 0 6.742 6.337/7.015 6.737 ± 0.4313
ea20 1342 1342/1342 1342 ± 0 6.395 6.009/6.965 6.505 ± 0.6126
ea21 1342 1342/1342 1342 ± 0 5.822 5.565/6.552 6.021 ± 0.608
ea22 1342 1342/1342 1342 ± 0 5.666 5.428/6.419 5.876 ± 0.5674
ea23 1342 1342/1342 1342 ± 0 5.734 5.525/6.633 6.077 ± 0.6816
ea25 1342 1342/1342 1342 ± 0 5.649 5.509/5.735 5.635 ± 0.1862
ea26 1342 1342/1342 1342 ± 0 6.156 5.854/6.932 6.367 ± 0.5759
ea27 1342 1342/1342 1342 ± 0.0000144 5.765 5.55/6.575 5.94 ± 0.6101
ea28 1342 1342/1342 1342 ± 0 6.718 6.198/6.986 6.606 ± 0.5775
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 ± 0.00002497 5.742 5.423/5.847 5.615 ± 0.3653
3 1342 1342/1342 1342 ± 0.00003518 5.514 5.392/5.763 5.51 ± 0.3109
4 1342 1342/1342 1342 ± 0.00002555 5.379 5.216/5.632 5.365 ± 0.3144
5 1342 1342/1342 1342 ± 0.00002446 5.501 5.227/5.688 5.384 ± 0.6196
6 1342 1342/1342 1342 ± 0.00002446 5.525 5.267/5.63 5.386 ± 0.5969
7 1342 1342/1342 1342 ± 0.00002446 5.518 5.38/5.692 5.439 ± 0.5757
8 1342 1342/1342 1342 ± 0.00002497 5.501 5.354/5.713 5.515 ± 0.3223
9 1342 1342/1342 1342 ± 0.00002446 5.777 5.501/6.067 5.673 ± 0.6484
10 1342 1342/1342 1342 ± 0.00002446 6.223 6.079/6.411 6.094 ± 0.6158
11 1342 1342/1342 1342 ± 0.00002446 6.46 6.203/6.69 6.293 ± 0.732
12 1342 1342/1342 1342 ± 0.00002446 6.595 6.328/6.799 6.424 ± 0.7392
13 1342 1342/1342 1342 ± 0.00002446 7.071 6.708/7.278 6.826 ± 0.7819
14 1342 1342/1342 1342 ± 0.00002446 7.18 6.859/7.368 6.962 ± 0.7828
15 1342 1342/1342 1342 ± 0.00002497 6.73 6.581/6.874 6.662 ± 0.3845
16 1342 1342/1342 1342 ± 0.00002951 5.879 5.729/6.204 5.948 ± 0.4097
17 1342 1342/1342 1342 ± 0.00002563 5.91 5.714/6.191 5.937 ± 0.396
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 05:33:22.647
End
2024-12-31 06:41:41.932
Duration
1:08:19.286
Note, WebLog generation is not included in the time.

CASA logs for stage 8