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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.254 5.179/6.079 5.515 ± 0.6541
ea02 1342 1342/1342 1342 ± 0.00004272 5.731 5.236/6.602 5.819 ± 0.8283
ea05 1342 1342/1342 1342 ± 0.00001798 5.481 5.083/6.494 5.756 ± 0.7111
ea06 1342 1342/1342 1342 ± 0 4.988 4.785/5.614 5.172 ± 0.5596
ea07 1342 1342/1342 1342 ± 0.00004239 5.714 5.171/5.968 5.602 ± 0.6373
ea08 1342 1342/1342 1342 ± 0.00004233 5.745 5.459/6.846 6.021 ± 0.8559
ea09 1342 1342/1342 1342 ± 0.00003905 4.494 3.429/6.473 4.852 ± 1.385
ea10 1342 1342/1342 1342 ± 0.00004272 5.405 5.063/6.463 5.638 ± 0.7387
ea11 1342 1342/1342 1342 ± 0.00003309 5.684 5.115/6.412 5.703 ± 0.78
ea12 1342 1342/1342 1342 ± 0 5.547 5.238/6.504 5.751 ± 0.7857
ea13 1342 1342/1342 1342 ± 0.00003244 5.744 5.577/6.382 5.922 ± 0.7126
ea14 1342 1342/1342 1342 ± 0.000004297 6.535 5.939/6.886 6.305 ± 0.7402
ea15 1342 1342/1342 1342 ± 0 5.479 5.242/6.368 5.746 ± 0.7419
ea16 1342 1342/1342 1342 ± 0.00001273 5.244 4.897/5.866 5.317 ± 0.5605
ea17 1342 1342/1342 1342 ± 0.00004272 5.854 5.456/6.885 5.956 ± 0.8131
ea18 1342 1342/1342 1342 ± 0.00001375 4.906 4.603/5.725 5.046 ± 0.5989
ea19 1342 1342/1342 1342 ± 0 5.623 5.369/6.747 5.974 ± 0.7245
ea20 1342 1342/1342 1342 ± 0.000001149 5.876 5.523/6.912 6.048 ± 0.8647
ea21 1342 1342/1342 1342 ± 0.000009024 5.419 5.233/6.335 5.702 ± 0.6844
ea22 1342 1342/1342 1342 ± 0.00004233 5.433 5.131/6.544 5.69 ± 0.8025
ea23 1342 1342/1342 1342 ± 0.00003719 5.644 5.309/6.555 5.912 ± 0.7928
ea25 1342 1342/1342 1342 ± 0 5.198 5.136/5.275 5.22 ± 0.1781
ea26 1342 1342/1342 1342 ± 0.0000226 5.497 5.335/6.563 5.747 ± 0.76
ea27 1342 1342/1342 1342 ± 0.00004272 5.481 5.079/6.491 5.657 ± 0.7767
ea28 1342 1342/1342 1342 ± 0.00005286 6.508 5.8/6.793 6.128 ± 0.8831
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 ± 0.00002492 5.406 5.157/5.521 5.272 ± 0.4565
4 1342 1342/1342 1342 ± 0.00004883 4.894 4.836/5.057 4.942 ± 0.1251
5 1342 1342/1342 1342 ± 0.00002492 5.212 5.003/5.339 5.14 ± 0.4724
6 1342 1342/1342 1342 ± 0.00002492 5.244 5.006/5.368 5.15 ± 0.4486
7 1342 1342/1342 1342 ± 0.00002492 5.233 5.066/5.389 5.155 ± 0.4268
8 1342 1342/1342 1342 ± 0.00002492 5.268 5.018/5.42 5.157 ± 0.4574
9 1342 1342/1342 1342 ± 0.00002492 5.549 5.479/5.806 5.489 ± 0.5155
10 1342 1342/1342 1342 ± 0.00002441 6.071 5.84/6.155 6.002 ± 0.3009
11 1342 1342/1342 1342 ± 0.00002441 6.369 6.228/6.428 6.271 ± 0.3362
12 1342 1342/1342 1342 ± 0.00002441 6.497 6.322/6.599 6.425 ± 0.3309
13 1342 1342/1342 1342 ± 0.00002441 6.756 6.597/6.965 6.733 ± 0.3384
14 1342 1342/1342 1342 ± 0.00002441 6.847 6.631/7.049 6.787 ± 0.3574
15 1342 1342/1342 1342 ± 0.00002441 6.659 6.484/6.831 6.605 ± 0.3811
16 1342 1342/1342 1342 ± 0.00006099 4.633 4.503/4.82 4.676 ± 0.2694
17 1342 1342/1342 1342 ± 0.00006102 4.554 4.444/4.721 4.603 ± 0.2515
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-21 01:11:45.159
End
2024-04-21 02:13:18.273
Duration
1:01:33.114
Note, WebLog generation is not included in the time.

CASA logs for stage 7