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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 5.005 4.867/5.978 5.307 ± 0.7661
ea02 1342 1342/1342 1342 ± 0.00004792 5.55 5.01/6.342 5.547 ± 0.8652
ea04 1342 1342/1342 1342 ± 0.0000206 4.961 4.757/5.694 5.141 ± 0.7315
ea05 1342 1342/1342 1342 ± 0.00002203 5.201 4.863/6.217 5.45 ± 0.8209
ea06 1342 1342/1342 1342 ± 0.00002931 4.722 4.386/5.364 4.784 ± 0.6378
ea07 1342 1342/1342 1342 ± 0.00004219 5.523 4.991/5.991 5.473 ± 0.8077
ea08 1342 1342/1342 1342 ± 0.00004359 5.697 5.165/6.545 5.716 ± 0.979
ea09 1342 1342/1342 1342 ± 0.00002939 4.905 4.652/5.591 5.065 ± 0.644
ea10 1342 1342/1342 1342 ± 0.00004083 4.765 4.395/5.406 4.806 ± 0.6399
ea11 1342 1342/1342 1342 ± 0.00004318 5.542 5.024/6.335 5.588 ± 0.957
ea12 1342 1342/1342 1342 ± 0.00003891 5.146 4.978/6.231 5.418 ± 0.8972
ea13 1342 1342/1342 1342 ± 0.00001597 5.576 5.248/6.087 5.642 ± 0.7228
ea14 1342 1342/1342 1342 ± 0.00003778 5.316 4.979/6.377 5.557 ± 0.894
ea15 1342 1342/1342 1342 ± 0.00001646 5.272 4.961/6.145 5.408 ± 0.8822
ea16 1342 1342/1342 1342 ± 0.00003421 5.661 5.231/6.572 5.76 ± 0.9682
ea17 1342 1342/1342 1342 ± 0.00004221 5.613 4.973/6.595 5.636 ± 0.9468
ea18 1342 1342/1342 1342 ± 0.00004045 4.743 4.475/5.629 4.95 ± 0.7117
ea19 1342 1342/1342 1342 ± 0.00001011 5.462 5.117/6.414 5.692 ± 0.8619
ea20 1342 1342/1342 1342 ± 0.00004189 5.645 5.271/6.627 5.805 ± 1.009
ea21 1342 1342/1342 1342 ± 0.00003592 5.334 4.895/6.164 5.451 ± 0.8247
ea22 1342 1342/1342 1342 ± 0.00003729 5.138 4.744/6.232 5.395 ± 0.8262
ea23 1342 1342/1342 1342 ± 0.00004254 5.364 4.949/6.413 5.576 ± 0.9662
ea24 1342 1342/1342 1342 ± 0.00001932 4.928 4.634/5.883 5.189 ± 0.7269
ea25 1342 1342/1342 1342 ± 0.00004329 5.118 4.636/6.064 5.3 ± 0.8676
ea26 1342 1342/1342 1342 ± 0.00002796 5.484 5.232/6.555 5.709 ± 0.8863
ea27 1342 1342/1342 1342 ± 0.00004226 5.348 4.888/6.253 5.428 ± 0.863
ea28 1342 1342/1342 1342 ± 0.0000427 5.212 5.039/6.355 5.531 ± 0.893
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 ± 0.00002311 4.953 4.713/5.066 4.883 ± 0.3
5 1342 1342/1342 1342 ± 0.00002584 5.22 4.976/5.384 5.205 ± 0.2993
6 1342 1342/1342 1342 ± 0.00002311 4.97 4.691/5.117 4.936 ± 0.2643
7 1342 1342/1342 1342 ± 0.00002311 5.003 4.827/5.169 4.971 ± 0.2592
8 1342 1342/1342 1342 ± 0.00002311 5.052 4.768/5.21 5.006 ± 0.2976
9 1342 1342/1342 1342 ± 0.00002311 5.339 5.053/5.535 5.273 ± 0.3105
10 1342 1342/1342 1342 ± 0.00002311 5.842 5.644/5.947 5.756 ± 0.3054
11 1342 1342/1342 1342 ± 0.00002311 6.087 5.865/6.244 6.021 ± 0.3235
12 1342 1342/1342 1342 ± 0.00002311 6.241 5.996/6.411 6.191 ± 0.3536
13 1342 1342/1342 1342 ± 0.00002311 6.689 6.327/6.861 6.577 ± 0.4179
14 1342 1342/1342 1342 ± 0.00002311 6.83 6.505/7.033 6.705 ± 0.4492
15 1342 1342/1342 1342 ± 0.00002348 6.299 5.993/6.477 6.205 ± 0.4161
16 1342 1342/1342 1342 ± 0.00005776 4.05 3.931/4.161 4.046 ± 0.1799
17 1342 1342/1342 1342 ± 0.00005566 4.003 3.869/4.22 4.041 ± 0.2618
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
Start time
2025-01-08 07:20:49.559
End
2025-01-08 07:52:16.167
Duration
0:31:26.608
Note, WebLog generation is not included in the time.

CASA logs for stage 8