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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.888 5.331/6.124 5.802 ± 0.5261
ea02 1342 1342/1342 1342 ± 0 6.041 5.516/6.643 6.135 ± 0.5764
ea05 1342 1342/1342 1342 ± 0 6.018 5.375/6.508 5.894 ± 0.6168
ea06 1342 1342/1342 1342 ± 0 4.865 4.672/5.206 4.939 ± 0.3012
ea07 1342 1342/1342 1342 ± 0 5.886 5.399/6.005 5.795 ± 0.4631
ea08 1342 1342/1342 1342 ± 0 6.087 5.692/6.888 6.264 ± 0.6626
ea09 1342 1342/1342 1342 ± 0 5.561 5.074/6.02 5.593 ± 0.5169
ea10 1342 1342/1342 1342 ± 0.00002651 5.858 5.379/6.597 5.948 ± 0.6426
ea11 1342 1342/1342 1342 ± 0 5.924 5.382/6.476 6.023 ± 0.5867
ea12 1342 1342/1342 1342 ± 0 6.029 5.401/6.473 6.026 ± 0.6286
ea13 1342 1342/1342 1342 ± 0 6.406 5.821/6.529 6.258 ± 0.4836
ea14 1342 1342/1342 1342 ± 0 6.163 5.416/6.646 6.064 ± 0.695
ea15 1342 1342/1342 1342 ± 0 5.858 5.249/6.278 5.882 ± 0.6629
ea16 1342 1342/1342 1342 ± 0 5.202 5.103/5.366 5.171 ± 0.2311
ea17 1342 1342/1342 1342 ± 0 6.259 5.725/6.741 6.285 ± 0.6027
ea18 1342 1342/1342 1342 ± 0 5.294 4.904/5.787 5.352 ± 0.5186
ea19 1342 1342/1342 1342 ± 0 6.191 5.55/6.727 6.148 ± 0.6199
ea20 1342 1342/1342 1342 ± 0 6.435 5.809/6.935 6.376 ± 0.6312
ea21 1342 1342/1342 1342 ± 0 5.751 5.452/6.356 5.903 ± 0.5712
ea22 1342 1342/1342 1342 ± 0 6.017 5.247/6.513 5.898 ± 0.6296
ea23 1342 1342/1342 1342 ± 0 5.916 5.497/6.633 6.107 ± 0.6763
ea25 1342 1342/1342 1342 ± 0 5.481 5.362/5.571 5.427 ± 0.1918
ea26 1342 1342/1342 1342 ± 0 6.145 5.617/6.639 6.104 ± 0.5475
ea27 1342 1342/1342 1342 ± 0.00003858 5.822 5.536/6.465 5.937 ± 0.5692
ea28 1342 1342/1342 1342 ± 0 5.87 5.533/6.657 6.09 ± 0.6295
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 5.477 5.246/5.691 5.452 ± 0.322
4 1342 1342/1342 1342 ± 0.00002433 5.267 5.044/5.417 5.27 ± 0.366
5 1342 1342/1342 1342 ± 0.00002395 5.383 5.26/5.471 5.349 ± 0.2695
6 1342 1342/1342 1342 ± 0.00002395 5.386 5.264/5.532 5.362 ± 0.2765
7 1342 1342/1342 1342 ± 0.00002395 5.397 5.28/5.561 5.408 ± 0.2564
8 1342 1342/1342 1342 ± 0.00002395 5.48 5.209/5.568 5.382 ± 0.2927
9 1342 1342/1342 1342 ± 0.00002395 5.741 5.523/5.918 5.664 ± 0.3386
10 1342 1342/1342 1342 ± 0.00002493 6.165 5.908/6.296 6.086 ± 0.3445
11 1342 1342/1342 1342 ± 0.00002493 6.421 6.234/6.528 6.31 ± 0.375
12 1342 1342/1342 1342 ± 0.00002493 6.518 6.217/6.65 6.441 ± 0.3878
13 1342 1342/1342 1342 ± 0.00002493 6.9 6.763/7.134 6.854 ± 0.4053
14 1342 1342/1342 1342 ± 0.00002493 7.133 6.872/7.238 6.992 ± 0.4561
15 1342 1342/1342 1342 ± 0.00002493 6.719 6.465/6.851 6.574 ± 0.4165
16 1342 1342/1342 1342 ± 0.00003433 6.018 5.799/6.27 5.993 ± 0.3702
17 1342 1342/1342 1342 ± 0.00003738 6.058 5.796/6.253 5.991 ± 0.3644
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
Start time
2024-05-01 07:17:48.461
End
2024-05-01 08:04:27.816
Duration
0:46:39.355
Note, WebLog generation is not included in the time.

CASA logs for stage 7