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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.312 5.14/5.964 5.4 ± 0.777
ea02 1342 1342/1342 1342 ± 0.00004604 5.789 5.254/6.484 5.718 ± 0.8785
ea04 1342 1342/1342 1342 ± 0.00002971 5.169 4.927/5.943 5.182 ± 0.8406
ea05 1342 1342/1342 1342 ± 0.00001672 5.337 4.975/6.108 5.451 ± 0.7367
ea06 1342 1342/1342 1342 ± 0.00003535 5.304 5.003/6.006 5.24 ± 0.8731
ea07 1342 1342/1342 1342 ± 0.0000413 5.688 5.207/6.058 5.495 ± 0.7763
ea09 1342 1342/1342 1342 ± 0.00002979 5.316 5.025/6.117 5.473 ± 0.7417
ea10 1342 1342/1342 1342 ± 0.00004187 5.083 4.622/5.681 5.008 ± 0.6941
ea11 1342 1342/1342 1342 ± 0.00004234 5.866 5.263/6.416 5.609 ± 0.9331
ea12 1342 1342/1342 1342 ± 0.00003939 5.659 5.28/6.497 5.632 ± 1.026
ea13 1342 1342/1342 1342 ± 0.00002175 5.68 5.517/6.208 5.732 ± 0.7188
ea14 1342 1342/1342 1342 ± 0.00002375 5.579 5.226/6.444 5.657 ± 0.8396
ea15 1342 1342/1342 1342 ± 0.00002532 5.545 5.248/6.33 5.501 ± 1.022
ea16 1342 1342/1342 1342 ± 0.00002466 5.719 5.407/6.713 5.794 ± 0.9347
ea17 1342 1342/1342 1342 ± 0.00004465 5.821 5.317/6.606 5.746 ± 0.961
ea18 1342 1342/1342 1342 ± 0.0000431 4.922 4.664/5.439 4.91 ± 0.7174
ea19 1342 1342/1342 1342 ± 0.000008059 5.556 5.348/6.381 5.723 ± 0.7676
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00002241 5.311 5.157/6.153 5.466 ± 0.7844
ea22 1342 1342/1342 1342 ± 0.00004042 5.384 5.072/6.371 5.545 ± 0.8461
ea23 1342 1342/1342 1342 ± 0.00003643 5.7 5.225/6.423 5.648 ± 0.9023
ea24 1342 1342/1342 1342 ± 0.00001906 5.009 4.788/5.99 5.26 ± 0.6687
ea25 1342 1342/1342 1342 ± 0.00004275 5.514 5.035/6.187 5.429 ± 0.8429
ea26 1342 1342/1342 1342 ± 0.0000339 5.639 5.509/6.689 5.821 ± 0.8284
ea27 1342 1342/1342 1342 ± 0.00004246 5.498 5.039/6.377 5.521 ± 0.8695
ea28 1342 1342/1342 1342 ± 0.00004267 5.609 5.347/6.519 5.699 ± 0.9433
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 ± 0.00002394 5.287 5.187/5.551 5.302 ± 0.2805
5 1342 1342/1342 1342 ± 0.00002442 5.122 4.994/5.28 5.14 ± 0.2585
6 1342 1342/1342 1342 ± 0.00002394 5.267 5.016/5.434 5.247 ± 0.2414
7 1342 1342/1342 1342 ± 0.00002394 5.237 5.053/5.338 5.205 ± 0.2257
8 1342 1342/1342 1342 ± 0.00002394 5.247 4.973/5.35 5.172 ± 0.2711
9 1342 1342/1342 1342 ± 0.00002394 5.542 5.315/5.692 5.478 ± 0.2628
10 1342 1342/1342 1342 ± 0.00002394 5.938 5.775/6.01 5.865 ± 0.239
11 1342 1342/1342 1342 ± 0.00002394 6.222 6.044/6.377 6.167 ± 0.2436
12 1342 1342/1342 1342 ± 0.00002394 6.36 6.136/6.507 6.33 ± 0.2787
13 1342 1342/1342 1342 ± 0.00002394 6.603 6.259/6.827 6.525 ± 0.3718
14 1342 1342/1342 1342 ± 0.00002665 6.466 6.145/6.731 6.407 ± 0.4322
15 1342 1342/1342 1342 ± 0.00002522 6.475 6.048/6.714 6.366 ± 0.4328
16 1342 1342/1342 1342 ± 0.0000578 3.825 3.581/4.104 3.842 ± 0.3227
17 1342 1342/1342 1342 ± 0.00005888 3.952 3.681/4.269 3.985 ± 0.4123
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-01 14:21:08.795
End
2024-11-01 15:09:02.429
Duration
0:47:53.634
Note, WebLog generation is not included in the time.

CASA logs for stage 8