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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.684 5.282/6.173 5.731 ± 0.5473
ea02 1342 1342/1342 1342 ± 0.000009734 5.838 5.446/6.615 6.011 ± 0.6576
ea04 1342 1342/1342 1342 ± 0 5.576 5.195/6.105 5.684 ± 0.5193
ea05 1342 1342/1342 1342 ± 0 5.927 5.446/6.541 5.92 ± 0.605
ea06 1342 1342/1342 1342 ± 0 5.641 5.102/5.977 5.584 ± 0.5059
ea07 1342 1342/1342 1342 ± 0 5.313 5.128/5.528 5.29 ± 0.2053
ea08 1342 1342/1342 1342 ± 0.00002446 5.941 5.62/6.699 6.164 ± 0.6682
ea09 1342 1342/1342 1342 ± 0 5.224 4.986/5.829 5.386 ± 0.4416
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000002799 5.77 5.36/6.426 5.941 ± 0.6056
ea13 1342 1342/1342 1342 ± 0 6.137 5.895/6.368 6.236 ± 0.4545
ea14 1342 1342/1342 1342 ± 0 6.091 5.408/6.52 6.019 ± 0.6518
ea15 1342 1342/1342 1342 ± 0 5.954 5.403/6.415 6.005 ± 0.6564
ea16 1342 1342/1342 1342 ± 0 6.15 5.621/6.663 6.193 ± 0.6811
ea17 1342 1342/1342 1342 ± 0.0000123 5.734 5.573/5.822 5.695 ± 0.1771
ea18 1342 1342/1342 1342 ± 0.000005476 5.27 4.907/5.776 5.299 ± 0.5139
ea19 1342 1342/1342 1342 ± 0 5.674 5.628/5.802 5.709 ± 0.08571
ea20 1342 1342/1342 1342 ± 0 6.369 5.831/6.913 6.343 ± 0.6351
ea21 1342 1342/1342 1342 ± 0.000001143 5.726 5.449/6.352 5.905 ± 0.5531
ea22 1342 1342/1342 1342 ± 0 5.533 5.306/6.491 5.852 ± 0.6357
ea23 1342 1342/1342 1342 ± 0.00001006 5.976 5.479/6.556 6.062 ± 0.6649
ea24 1342 1342/1342 1342 ± 0 5.921 5.166/6.372 5.756 ± 0.5936
ea25 1342 1342/1342 1342 ± 0.000005932 5.532 5.415/6.321 5.853 ± 0.5925
ea26 1342 1342/1342 1342 ± 0 6.235 5.856/7.032 6.359 ± 0.6572
ea27 1342 1342/1342 1342 ± 0.000009746 5.414 5.28/5.557 5.423 ± 0.1702
ea28 1342 1342/1342 1342 ± 0.00004048 5.73 5.466/6.547 5.983 ± 0.6419
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 ± 0.00002393 5.481 5.288/5.636 5.477 ± 0.2426
3 1342 1342/1342 1342 ± 0.00002608 5.234 5.104/5.411 5.27 ± 0.2791
4 1342 1342/1342 1342 ± 0.00002417 5.33 5.166/5.54 5.352 ± 0.2978
5 1342 1342/1342 1342 ± 0.00002393 5.467 5.282/5.674 5.468 ± 0.3014
6 1342 1342/1342 1342 ± 0.00002394 5.413 5.147/5.582 5.373 ± 0.275
7 1342 1342/1342 1342 ± 0.00002393 5.411 5.24/5.623 5.43 ± 0.264
8 1342 1342/1342 1342 ± 0.00002393 5.447 5.134/5.551 5.372 ± 0.2907
9 1342 1342/1342 1342 ± 0.00002402 5.669 5.513/5.917 5.646 ± 0.3107
10 1342 1342/1342 1342 ± 0.00002601 6.096 5.924/6.265 6.048 ± 0.3285
11 1342 1342/1342 1342 ± 0.00002601 6.331 6.222/6.428 6.273 ± 0.3155
12 1342 1342/1342 1342 ± 0.00002601 6.477 6.323/6.567 6.417 ± 0.3201
13 1342 1342/1342 1342 ± 0.00002601 6.939 6.548/7.055 6.833 ± 0.3695
14 1342 1342/1342 1342 ± 0.00002601 7.097 6.809/7.258 7.035 ± 0.3906
15 1342 1342/1342 1342 ± 0.00002601 6.804 6.508/6.953 6.684 ± 0.3956
16 1342 1342/1342 1342 ± 0.0000383 5.878 5.603/6.155 5.864 ± 0.3506
17 1342 1342/1342 1342 ± 0.00003923 5.828 5.702/6.147 5.912 ± 0.3233
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-04-13 05:00:48.446
End
2024-04-13 05:59:48.449
Duration
0:59:00.003
Note, WebLog generation is not included in the time.

CASA logs for stage 7