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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.387 5.282/6.165 5.595 ± 0.7266
ea02 1342 1342/1342 1342 ± 0.00003318 5.929 5.423/6.744 5.996 ± 0.9373
ea04 1342 1342/1342 1342 ± 0.00003973 5.551 5.002/6.028 5.374 ± 0.864
ea05 1342 1342/1342 1342 ± 0.00001584 5.486 5.05/6.459 5.635 ± 0.8873
ea06 1342 1342/1342 1342 ± 0.00003722 4.771 4.627/5.281 4.784 ± 0.6397
ea07 1342 1342/1342 1342 ± 0.00003001 5.935 5.443/6.379 5.905 ± 0.861
ea08 1342 1342/1342 1342 ± 0.00003104 6.174 5.768/6.985 6.32 ± 0.9527
ea09 1342 1342/1342 1342 ± 0.00003197 5.622 5.085/6.472 5.597 ± 0.8893
ea10 1342 1342/1342 1342 ± 0.00003166 5.826 5.287/6.547 5.786 ± 0.848
ea11 1342 1342/1342 1342 ± 0.00003445 5.857 5.246/6.538 5.78 ± 0.9019
ea12 1342 1342/1342 1342 ± 0.00003753 5.832 5.276/6.298 5.696 ± 0.956
ea13 1342 1342/1342 1342 ± 0.00002578 5.815 5.577/6.412 5.921 ± 0.8539
ea14 1342 1342/1342 1342 ± 0.00002375 5.796 5.268/6.769 5.927 ± 1.006
ea15 1342 1342/1342 1342 ± 0.00003704 5.475 5.108/6.319 5.516 ± 1.022
ea16 1342 1342/1342 1342 ± 0.00002243 5.806 5.404/6.731 5.898 ± 1.009
ea17 1342 1342/1342 1342 ± 0.00003617 6.129 5.69/6.808 6.133 ± 0.9605
ea18 1342 1342/1342 1342 ± 0.00003498 5.098 4.791/5.58 5.075 ± 0.7234
ea19 1342 1342/1342 1342 ± 0.00001332 5.844 5.393/6.776 5.92 ± 0.9053
ea20 1342 1342/1342 1342 ± 0.00003632 6.014 5.722/6.852 6.06 ± 1.009
ea21 1342 1342/1342 1342 ± 0.00001848 5.595 5.311/6.444 5.722 ± 0.9159
ea22 1342 1342/1342 1342 ± 0.00003329 5.402 5.171/6.518 5.692 ± 0.9017
ea23 1342 1342/1342 1342 ± 0.00002789 5.911 5.456/6.788 6.01 ± 1.009
ea25 1342 1342/1342 1342 ± 0.000034 5.615 5.27/6.321 5.698 ± 0.8378
ea27 1342 1342/1342 1342 ± 0.00003267 5.641 5.362/6.549 5.733 ± 0.8242
ea28 1342 1342/1342 1342 ± 0.0000322 5.864 5.448/6.719 6.01 ± 0.9162
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 5.507 5.361/5.824 5.531 ± 0.2792
5 1342 1342/1342 1342 ± 0.00002431 5.289 5.095/5.47 5.272 ± 0.3475
6 1342 1342/1342 1342 ± 0.00002395 5.291 5.096/5.381 5.239 ± 0.265
7 1342 1342/1342 1342 ± 0.00002395 5.301 5.176/5.457 5.289 ± 0.2477
8 1342 1342/1342 1342 ± 0.00002395 5.321 5.145/5.456 5.299 ± 0.2977
9 1342 1342/1342 1342 ± 0.00002395 5.675 5.415/5.864 5.617 ± 0.3489
10 1342 1342/1342 1342 ± 0.00002395 6.135 5.887/6.25 6.048 ± 0.333
11 1342 1342/1342 1342 ± 0.00002395 6.365 6.233/6.553 6.355 ± 0.3478
12 1342 1342/1342 1342 ± 0.00002395 6.611 6.407/6.745 6.558 ± 0.3653
13 1342 1342/1342 1342 ± 0.00002395 6.903 6.584/7.123 6.788 ± 0.4698
14 1342 1342/1342 1342 ± 0.00002699 6.725 6.172/7.078 6.581 ± 0.6545
15 1342 1342/1342 1342 ± 0.00002584 6.886 6.651/7.158 6.817 ± 0.5285
16 1342 1342/1342 1342 ± 0.00005293 3.6 3.454/3.83 3.638 ± 0.2849
17 1342 1342/1342 1342 ± 0.0000533 3.883 3.649/4.174 3.947 ± 0.829
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-26 16:45:38.481
End
2024-11-26 17:46:56.244
Duration
1:01:17.763
Note, WebLog generation is not included in the time.

CASA logs for stage 8