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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.461 5.324/6.072 5.567 ± 0.7302
ea02 1342 1342/1342 1342 ± 0.00004204 5.994 5.434/6.681 5.833 ± 0.9627
ea04 1342 1342/1342 1342 ± 0.00003485 5.467 5.061/6.061 5.361 ± 0.883
ea05 1342 1342/1342 1342 ± 0.00001824 5.415 5.03/6.133 5.511 ± 0.7167
ea06 1342 1342/1342 1342 ± 0.00003724 5.323 4.902/5.995 5.276 ± 0.8563
ea07 1342 1342/1342 1342 ± 0.00003533 5.82 5.276/6.218 5.606 ± 0.8006
ea09 1342 1342/1342 1342 ± 0.00003319 5.537 5.048/6.024 5.417 ± 0.6808
ea10 1342 1342/1342 1342 ± 0.00003688 5.289 4.82/5.839 5.191 ± 0.699
ea11 1342 1342/1342 1342 ± 0.00003671 6.036 5.456/6.596 5.841 ± 0.882
ea12 1342 1342/1342 1342 ± 0.00003962 5.925 5.466/6.72 5.798 ± 1.048
ea13 1342 1342/1342 1342 ± 0.00002109 5.73 5.614/6.257 5.846 ± 0.7599
ea14 1342 1342/1342 1342 ± 0.00002283 5.708 5.311/6.518 5.761 ± 0.8214
ea15 1342 1342/1342 1342 ± 0.00002429 5.67 5.358/6.528 5.632 ± 1.064
ea16 1342 1342/1342 1342 ± 0.00001733 5.845 5.578/6.721 5.942 ± 0.8219
ea17 1342 1342/1342 1342 ± 0.00003943 5.957 5.462/6.678 5.941 ± 0.8956
ea18 1342 1342/1342 1342 ± 0.00003875 5.142 4.867/5.585 5.098 ± 0.6802
ea19 1342 1342/1342 1342 ± 0.0000113 5.725 5.432/6.44 5.816 ± 0.7478
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00002142 5.553 5.261/6.215 5.564 ± 0.7778
ea22 1342 1342/1342 1342 ± 0.00004132 5.471 5.183/6.503 5.605 ± 0.9081
ea23 1342 1342/1342 1342 ± 0.00002801 5.921 5.501/6.629 5.866 ± 0.8905
ea24 1342 1342/1342 1342 ± 0.00002168 4.929 4.813/5.965 5.226 ± 0.6604
ea25 1342 1342/1342 1342 ± 0.00003947 5.699 5.307/6.292 5.626 ± 0.8276
ea26 1342 1342/1342 1342 ± 0.00003276 5.65 5.555/6.507 5.82 ± 0.852
ea27 1342 1342/1342 1342 ± 0.00003775 5.67 5.245/6.562 5.725 ± 0.8852
ea28 1342 1342/1342 1342 ± 0.00003709 5.779 5.506/6.703 5.9 ± 0.9192
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 ± 0.00002402 5.435 5.303/5.633 5.419 ± 0.2829
3 1342 1342/1342 1342 ± 0.00003108 5.927 5.619/6.249 5.944 ± 0.4413
5 1342 1342/1342 1342 ± 0.00002449 5.228 4.992/5.35 5.192 ± 0.2608
6 1342 1342/1342 1342 ± 0.00002402 5.387 5.124/5.517 5.328 ± 0.2539
7 1342 1342/1342 1342 ± 0.00002402 5.418 5.206/5.521 5.343 ± 0.2385
8 1342 1342/1342 1342 ± 0.00002402 5.358 5.056/5.462 5.288 ± 0.2767
9 1342 1342/1342 1342 ± 0.00002402 5.675 5.33/5.768 5.589 ± 0.2852
10 1342 1342/1342 1342 ± 0.00002402 6.095 5.875/6.172 5.991 ± 0.2592
11 1342 1342/1342 1342 ± 0.00002402 6.323 6.052/6.504 6.277 ± 0.2574
12 1342 1342/1342 1342 ± 0.00002402 6.467 6.247/6.692 6.452 ± 0.2874
13 1342 1342/1342 1342 ± 0.00002402 6.667 6.394/6.917 6.616 ± 0.3664
14 1342 1342/1342 1342 ± 0.0000269 6.529 6.22/6.82 6.484 ± 0.4458
15 1342 1342/1342 1342 ± 0.00002533 6.5 5.94/6.718 6.343 ± 0.503
16 1342 1342/1342 1342 ± 0.00005736 3.791 3.618/4.041 3.818 ± 0.2738
17 1342 1342/1342 1342 ± 0.00005826 3.843 3.564/4.133 3.862 ± 0.4062
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-11-01 09:07:17.248
End
2024-11-01 09:45:55.773
Duration
0:38:38.525
Note, WebLog generation is not included in the time.

CASA logs for stage 8