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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.569 5.252/6.099 5.698 ± 0.5491
ea02 1342 1342/1342 1342 ± 0 5.857 5.276/6.381 5.894 ± 0.6418
ea04 1342 1342/1342 1342 ± 0 5.447 5.109/6.062 5.635 ± 0.5577
ea05 1342 1342/1342 1342 ± 0 5.645 5.21/6.164 5.728 ± 0.6001
ea06 1342 1342/1342 1342 ± 0 4.941 4.73/5.365 5.04 ± 0.3787
ea07 1342 1342/1342 1342 ± 0 5.845 5.367/6.181 5.908 ± 0.5642
ea08 1342 1342/1342 1342 ± 0 5.979 5.462/6.571 6.063 ± 0.6353
ea09 1342 1342/1342 1342 ± 0 5.612 5.076/6.182 5.693 ± 0.6209
ea11 1342 1342/1342 1342 ± 0 5.745 5.086/6.301 5.757 ± 0.6615
ea12 1342 1342/1342 1342 ± 0 5.727 5.308/6.355 5.931 ± 0.6401
ea13 1342 1342/1342 1342 ± 0 6.011 5.637/6.32 6.079 ± 0.496
ea14 1342 1342/1342 1342 ± 0 5.684 5.14/6.231 5.711 ± 0.6341
ea15 1342 1342/1342 1342 ± 0 5.507 4.995/6.095 5.638 ± 0.6826
ea16 1342 1342/1342 1342 ± 0 6.048 5.519/6.466 6.101 ± 0.7137
ea17 1342 1342/1342 1342 ± 0.000004389 5.958 5.431/6.625 6.071 ± 0.6516
ea18 1342 1342/1342 1342 ± 0 5.037 4.68/5.469 5.13 ± 0.5042
ea19 1342 1342/1342 1342 ± 0 5.919 5.448/6.54 6.063 ± 0.6371
ea20 1342 1342/1342 1342 ± 0 6.085 5.666/6.71 6.201 ± 0.6523
ea21 1342 1342/1342 1342 ± 0 5.607 5.312/6.238 5.785 ± 0.5568
ea22 1342 1342/1342 1342 ± 0 5.566 5.163/6.226 5.689 ± 0.6271
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.472 5.123/5.967 5.595 ± 0.5644
ea26 1342 1342/1342 1342 ± 0 5.997 5.546/6.62 6.088 ± 0.6669
ea27 1342 1342/1342 1342 ± 0.00003123 5.594 5.229/6.349 5.738 ± 0.6177
ea28 1342 1342/1342 1342 ± 0 5.668 5.327/6.355 5.837 ± 0.6413
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 ± 0.00002442 5.335 5.166/5.527 5.349 ± 0.2594
3 1342 1342/1342 1342 ± 0.00002465 5.075 4.927/5.304 5.114 ± 0.2638
4 1342 1342/1342 1342 ± 0.00002493 5.248 4.953/5.432 5.178 ± 0.2841
5 1342 1342/1342 1342 ± 0.00002442 5.281 5.047/5.392 5.248 ± 0.3138
6 1342 1342/1342 1342 ± 0.00002442 5.237 5.004/5.416 5.195 ± 0.2956
7 1342 1342/1342 1342 ± 0.00002442 5.271 5.118/5.457 5.269 ± 0.2538
8 1342 1342/1342 1342 ± 0.00002442 5.291 5.076/5.431 5.238 ± 0.2748
9 1342 1342/1342 1342 ± 0.00002442 5.515 5.327/5.79 5.518 ± 0.3055
10 1342 1342/1342 1342 ± 0.00002442 5.969 5.851/6.166 5.961 ± 0.3
11 1342 1342/1342 1342 ± 0.00002442 6.202 6.089/6.34 6.171 ± 0.3145
12 1342 1342/1342 1342 ± 0.00002442 6.374 6.141/6.54 6.341 ± 0.3467
13 1342 1342/1342 1342 ± 0.00002442 6.76 6.65/7.024 6.767 ± 0.3555
14 1342 1342/1342 1342 ± 0.00002442 6.977 6.78/7.173 6.919 ± 0.4004
15 1342 1342/1342 1342 ± 0.00002442 6.5 6.369/6.77 6.478 ± 0.3675
16 1342 1342/1342 1342 ± 0.00003206 5.982 5.821/6.267 5.966 ± 0.3242
17 1342 1342/1342 1342 ± 0.00002809 5.985 5.822/6.231 5.971 ± 0.3187
datacolumn
residual_data
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-31 01:30:30.608
End
2024-12-31 01:57:03.469
Duration
0:26:32.861
Note, WebLog generation is not included in the time.

CASA logs for stage 8