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 5.423 5.241/6.018 5.481 ± 0.7669
ea02 1342 1342/1342 1342 ± 0.00003817 5.902 5.369/6.425 5.794 ± 0.8408
ea04 1342 1342/1342 1342 ± 0.000007115 5.12 4.959/5.977 5.383 ± 0.6772
ea05 1342 1342/1342 1342 ± 0.00002135 5.434 5.091/6.447 5.674 ± 0.7259
ea06 1342 1342/1342 1342 ± 0.000004453 5.003 4.555/5.591 5.03 ± 0.5811
ea07 1342 1342/1342 1342 ± 0.00003873 5.792 5.25/6.243 5.763 ± 0.7653
ea08 1342 1342/1342 1342 ± 0.00004363 5.847 5.552/6.649 5.887 ± 0.9217
ea09 1342 1342/1342 1342 ± 0.0000285 5.262 4.951/5.937 5.262 ± 0.7407
ea10 1342 1342/1342 1342 ± 0.00003898 5.049 4.628/5.616 5.052 ± 0.5357
ea11 1342 1342/1342 1342 ± 0.00003992 5.942 5.335/6.551 5.831 ± 0.9204
ea12 1342 1342/1342 1342 ± 0.000004621 5.406 5.182/6.047 5.523 ± 0.7925
ea13 1342 1342/1342 1342 ± 0.00003001 5.803 5.658/6.295 5.752 ± 0.7531
ea14 1342 1342/1342 1342 ± 0.00001552 5.691 5.301/6.572 5.865 ± 0.7635
ea15 1342 1342/1342 1342 ± 0.00000243 5.529 5.24/6.362 5.716 ± 0.8409
ea16 1342 1342/1342 1342 ± 0.00003648 5.707 5.472/6.463 5.922 ± 0.8762
ea17 1342 1342/1342 1342 ± 0.00004367 5.777 5.413/6.493 5.813 ± 0.8592
ea18 1342 1342/1342 1342 ± 0.0000244 4.956 4.749/5.706 5.088 ± 0.6255
ea19 1342 1342/1342 1342 ± 0.00001055 5.671 5.499/6.749 5.969 ± 0.7776
ea20 1342 1342/1342 1342 ± 0.000007459 5.878 5.524/6.76 6.076 ± 0.8308
ea21 1342 1342/1342 1342 ± 0.00002966 5.384 5.287/6.282 5.643 ± 0.7238
ea22 1342 1342/1342 1342 ± 0.00004196 5.461 5.234/6.295 5.546 ± 0.8493
ea23 1342 1342/1342 1342 ± 0.00004268 5.813 5.294/6.647 5.905 ± 0.948
ea24 1342 1342/1342 1342 ± 0.000009363 5.103 4.94/6.148 5.354 ± 0.6895
ea25 1342 1342/1342 1342 ± 0.00004393 5.309 5.222/6.152 5.513 ± 0.7831
ea26 1342 1342/1342 1342 ± 0.00002322 5.769 5.555/6.803 5.893 ± 0.8676
ea27 1342 1342/1342 1342 ± 0.00004 5.559 5.215/6.51 5.707 ± 0.7628
ea28 1342 1342/1342 1342 ± 0.00004322 5.635 5.368/6.529 5.762 ± 0.8474
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 ± 0.00002323 5.467 5.243/5.616 5.398 ± 0.3139
5 1342 1342/1342 1342 ± 0.00002338 5.247 4.967/5.433 5.21 ± 0.3298
6 1342 1342/1342 1342 ± 0.00002334 5.33 5.115/5.546 5.321 ± 0.2799
7 1342 1342/1342 1342 ± 0.00002334 5.376 5.179/5.51 5.322 ± 0.2773
8 1342 1342/1342 1342 ± 0.00002334 5.361 5.055/5.497 5.272 ± 0.3169
9 1342 1342/1342 1342 ± 0.00002353 5.613 5.318/5.808 5.544 ± 0.3324
10 1342 1342/1342 1342 ± 0.00002334 6.039 5.748/6.179 5.951 ± 0.3279
11 1342 1342/1342 1342 ± 0.00002334 6.293 6.04/6.493 6.239 ± 0.3362
12 1342 1342/1342 1342 ± 0.00002334 6.473 6.245/6.642 6.406 ± 0.3611
13 1342 1342/1342 1342 ± 0.00002334 6.757 6.399/6.986 6.676 ± 0.4383
14 1342 1342/1342 1342 ± 0.00003132 6.708 6.287/7.096 6.61 ± 0.5251
15 1342 1342/1342 1342 ± 0.00002334 6.749 6.472/6.938 6.629 ± 0.4507
16 1342 1342/1342 1342 ± 0.00006052 4.258 4.091/4.426 4.274 ± 0.2584
17 1342 1342/1342 1342 ± 0.00006101 4.246 4.103/4.411 4.27 ± 0.2684
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-14 01:27:34.571
End
2024-12-14 01:56:02.019
Duration
0:28:27.448
Note, WebLog generation is not included in the time.

CASA logs for stage 8