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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.315 5.084/6.214 5.504 ± 0.8392
ea02 1342 1342/1342 1342 ± 0.00004404 5.853 5.326/6.609 5.845 ± 0.9079
ea04 1342 1342/1342 1342 ± 0.00002139 5.026 4.778/5.689 5.181 ± 0.712
ea05 1342 1342/1342 1342 ± 0.00002677 5.314 4.839/6.249 5.477 ± 0.7802
ea06 1342 1342/1342 1342 ± 0.00002526 4.877 4.608/5.533 4.965 ± 0.6399
ea07 1342 1342/1342 1342 ± 0.00004393 5.795 5.232/6.247 5.695 ± 0.8987
ea08 1342 1342/1342 1342 ± 0.00004543 5.68 5.509/6.64 5.84 ± 0.9586
ea09 1342 1342/1342 1342 ± 0.00002921 5.116 4.924/5.883 5.272 ± 0.6757
ea10 1342 1342/1342 1342 ± 0.00004399 5.085 4.651/5.707 5.076 ± 0.6802
ea11 1342 1342/1342 1342 ± 0.00004273 5.753 5.185/6.487 5.756 ± 0.9964
ea12 1342 1342/1342 1342 ± 0.00002614 5.268 5.094/6.023 5.448 ± 0.8341
ea13 1342 1342/1342 1342 ± 0.00001685 5.941 5.561/6.321 5.855 ± 0.6946
ea14 1342 1342/1342 1342 ± 0.0000406 5.674 5.383/6.602 5.883 ± 0.8901
ea15 1342 1342/1342 1342 ± 0.00001831 5.124 5.034/6.108 5.457 ± 0.8231
ea16 1342 1342/1342 1342 ± 0.00004107 5.988 5.446/6.485 5.918 ± 0.8626
ea17 1342 1342/1342 1342 ± 0.00004436 5.812 5.411/6.587 5.794 ± 0.97
ea18 1342 1342/1342 1342 ± 0.00004414 4.804 4.486/5.7 4.979 ± 0.7529
ea19 1342 1342/1342 1342 ± 0.00001704 5.732 5.303/6.56 5.815 ± 0.8454
ea20 1342 1342/1342 1342 ± 0.00004101 5.692 5.427/6.577 5.782 ± 0.9609
ea21 1342 1342/1342 1342 ± 0.00003987 5.551 5.185/6.143 5.524 ± 0.7755
ea22 1342 1342/1342 1342 ± 0.0000407 5.567 5.219/6.569 5.749 ± 0.8681
ea23 1342 1342/1342 1342 ± 0.00004396 5.759 5.48/6.612 5.861 ± 0.9963
ea24 1342 1342/1342 1342 ± 0.00002124 5.133 4.929/6.11 5.395 ± 0.7154
ea25 1342 1342/1342 1342 ± 0.00004377 5.394 5.16/6.163 5.474 ± 0.8688
ea26 1342 1342/1342 1342 ± 0.00003076 5.821 5.629/6.869 6.059 ± 0.9215
ea27 1342 1342/1342 1342 ± 0.00004512 5.573 5.146/6.515 5.602 ± 0.9116
ea28 1342 1342/1342 1342 ± 0.00004416 5.515 5.274/6.576 5.776 ± 0.95
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.
5 1342 1342/1342 1342 ± 0.00002359 5.332 5.101/5.634 5.38 ± 0.3858
6 1342 1342/1342 1342 ± 0.00002306 5.214 4.979/5.404 5.172 ± 0.3015
7 1342 1342/1342 1342 ± 0.00002306 5.274 5.041/5.48 5.234 ± 0.3015
8 1342 1342/1342 1342 ± 0.00002306 5.27 5.005/5.441 5.199 ± 0.3317
9 1342 1342/1342 1342 ± 0.00002306 5.477 5.05/5.748 5.408 ± 0.3701
10 1342 1342/1342 1342 ± 0.00002306 6.032 5.625/6.125 5.898 ± 0.3444
11 1342 1342/1342 1342 ± 0.00002306 6.298 5.942/6.445 6.189 ± 0.3445
12 1342 1342/1342 1342 ± 0.00002306 6.334 6.209/6.614 6.369 ± 0.3685
13 1342 1342/1342 1342 ± 0.00002306 6.8 6.497/7.072 6.753 ± 0.4161
14 1342 1342/1342 1342 ± 0.00002957 7.026 6.359/7.168 6.795 ± 0.5086
15 1342 1342/1342 1342 ± 0.0000236 6.489 6.186/6.746 6.412 ± 0.4677
16 1342 1342/1342 1342 ± 0.00005616 4.076 3.906/4.281 4.09 ± 0.2323
17 1342 1342/1342 1342 ± 0.0000579 4.204 4.041/4.42 4.232 ± 0.2561
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
Start time
2024-12-06 18:40:02.311
End
2024-12-06 19:59:05.063
Duration
1:19:02.752
Note, WebLog generation is not included in the time.

CASA logs for stage 8