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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 4.094 3.91/4.165 4.024 ± 0.2586
ea02 1342 1342/1342 1342 ± 0 5.095 4.81/5.279 5.077 ± 0.3398
ea04 1342 1342/1342 1342 ± 0 4.17 4.04/4.386 4.224 ± 0.2191
ea05 1342 1342/1342 1342 ± 0 5.328 5.147/5.66 5.403 ± 0.3739
ea06 1342 1342/1342 1342 ± 0 2.374 2.327/2.478 2.421 ± 0.1346
ea07 1342 1342/1342 1342 ± 0 5.128 4.996/5.325 5.167 ± 0.1953
ea08 1342 1342/1342 1342 ± 0 5.464 4.969/5.712 5.377 ± 0.4374
ea09 1342 1342/1342 1342 ± 0 4.405 4.284/4.646 4.453 ± 0.291
ea10 1342 1342/1342 1342 ± 0 5.112 4.909/5.498 5.186 ± 0.3491
ea11 1342 1342/1342 1342 ± 0 4.241 4.139/4.312 4.207 ± 0.2695
ea12 1342 1342/1342 1342 ± 0 4.834 4.611/5.06 4.851 ± 0.2504
ea13 1342 1342/1342 1342 ± 0 4.597 4.464/4.801 4.629 ± 0.2158
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.626 4.43/4.926 4.672 ± 0.2649
ea17 1342 1342/1342 1342 ± 0.000001896 5.597 5.448/5.94 5.708 ± 0.4025
ea18 1342 1342/1342 1342 ± 0 4.569 4.485/4.971 4.71 ± 0.2833
ea19 1342 1342/1342 1342 ± 0 5.532 5.273/5.788 5.521 ± 0.3367
ea21 1342 1342/1342 1342 ± 0 4.559 4.373/4.634 4.483 ± 0.2278
ea22 1342 1342/1342 1342 ± 0 4.927 4.779/5.371 5.055 ± 0.3697
ea23 1342 1342/1342 1342 ± 0 4.492 4.394/4.633 4.496 ± 0.2113
ea25 1342 1342/1342 1342 ± 0 4.145 4.124/4.457 4.26 ± 0.2071
ea26 1342 1342/1342 1342 ± 0 4.802 4.722/4.985 4.826 ± 0.2381
ea27 1342 1342/1342 1342 ± 0 4.893 4.658/5.232 4.951 ± 0.3219
ea28 1342 1342/1342 1342 ± 0 4.232 4.123/4.302 4.185 ± 0.286
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 ± 0.0000263 4.952 4.787/5.237 4.986 ± 0.3256
3 1342 1342/1342 1342 ± 0.00003307 4.797 4.467/4.933 4.763 ± 0.3728
4 1342 1342/1342 1342 ± 0.00002693 4.727 4.443/5.056 4.756 ± 0.3915
5 1342 1342/1342 1342 ± 0.0000263 4.718 4.392/5.133 4.749 ± 0.3836
6 1342 1342/1342 1342 ± 0.0000263 4.674 4.288/4.985 4.64 ± 0.3955
7 1342 1342/1342 1342 ± 0.0000263 4.594 4.387/4.878 4.609 ± 0.3423
8 1342 1342/1342 1342 ± 0.0000263 4.507 4.274/4.776 4.517 ± 0.3656
9 1342 1342/1342 1342 ± 0.0000263 4.477 4.221/5.088 4.621 ± 0.4807
10 1342 1342/1342 1342 ± 0.0000263 4.685 4.386/5.274 4.735 ± 0.6744
11 1342 1342/1342 1342 ± 0.0000263 4.752 4.355/5.36 4.801 ± 0.7605
12 1342 1342/1342 1342 ± 0.0000263 4.965 4.526/5.462 4.858 ± 0.8081
13 1342 1342/1342 1342 ± 0.0000263 5.147 4.682/5.629 5.05 ± 0.8478
14 1342 1342/1342 1342 ± 0.0000263 5.195 4.607/5.811 5.079 ± 0.8855
15 1342 1342/1342 1342 ± 0.0000263 4.934 4.348/5.413 4.759 ± 0.8338
16 1342 1342/1342 1342 ± 0.0000263 4.428 4.012/4.653 4.304 ± 0.6871
17 1342 1342/1342 1342 ± 0.0000263 4.477 3.971/4.636 4.296 ± 0.6922
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 04:33:37.287
End
2024-03-29 05:14:43.905
Duration
0:41:06.618
Note, WebLog generation is not included in the time.

CASA logs for stage 7