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 5.259 5.148/6.106 5.521 ± 0.764
ea02 1342 1342/1342 1342 ± 0.00003924 5.862 5.263/6.541 5.826 ± 0.9252
ea04 1342 1342/1342 1342 ± 0.00004337 5.306 5.083/6.035 5.376 ± 0.7851
ea05 1342 1342/1342 1342 ± 0.00002588 5.373 4.986/6.383 5.583 ± 0.9046
ea06 1342 1342/1342 1342 ± 0.00004596 5.153 4.966/6.024 5.322 ± 0.7883
ea07 1342 1342/1342 1342 ± 0.00004011 5.682 5.203/6.094 5.629 ± 0.7984
ea09 1342 1342/1342 1342 ± 0.00003308 5.537 5.097/6.321 5.508 ± 0.9138
ea10 1342 1342/1342 1342 ± 0.00003912 5.128 4.658/5.776 5.157 ± 0.6838
ea11 1342 1342/1342 1342 ± 0.00004021 5.875 5.281/6.463 5.8 ± 0.8518
ea12 1342 1342/1342 1342 ± 0.00004256 5.564 5.367/6.509 5.72 ± 0.9422
ea13 1342 1342/1342 1342 ± 0.00002089 5.648 5.467/6.189 5.776 ± 0.8824
ea14 1342 1342/1342 1342 ± 0.00003644 5.56 5.282/6.519 5.784 ± 0.9116
ea15 1342 1342/1342 1342 ± 0.00004295 5.577 5.268/6.379 5.669 ± 0.9512
ea16 1342 1342/1342 1342 ± 0.00003222 5.734 5.356/6.774 5.959 ± 1.081
ea17 1342 1342/1342 1342 ± 0.00004073 5.841 5.313/6.812 5.92 ± 0.9378
ea18 1342 1342/1342 1342 ± 0.0000402 4.937 4.718/5.67 5.054 ± 0.6445
ea19 1342 1342/1342 1342 ± 0.00001576 5.629 5.383/6.716 5.844 ± 0.9425
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003283 5.485 5.213/6.281 5.637 ± 0.8588
ea22 1342 1342/1342 1342 ± 0.0000418 5.377 5.007/6.409 5.596 ± 0.9652
ea23 1342 1342/1342 1342 ± 0.00003764 5.733 5.321/6.497 5.822 ± 0.9041
ea24 1342 1342/1342 1342 ± 0.00002273 5.192 4.741/6.161 5.359 ± 0.8464
ea25 1342 1342/1342 1342 ± 0.00003953 5.549 5.185/6.24 5.589 ± 0.7888
ea26 1342 1342/1342 1342 ± 0.00003334 5.692 5.507/6.675 5.881 ± 1.01
ea27 1342 1342/1342 1342 ± 0.00003984 5.491 5.139/6.366 5.628 ± 0.8099
ea28 1342 1342/1342 1342 ± 0.00004169 5.611 5.353/6.522 5.808 ± 0.8626
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 5.279 5.13/5.479 5.258 ± 0.2766
5 1342 1342/1342 1342 ± 0.00003836 4.938 4.727/5.141 4.931 ± 0.2373
6 1342 1342/1342 1342 ± 0.00002395 5.211 5.137/5.43 5.23 ± 0.2371
7 1342 1342/1342 1342 ± 0.00002395 5.251 5.081/5.382 5.206 ± 0.2284
8 1342 1342/1342 1342 ± 0.00002395 5.264 4.985/5.359 5.185 ± 0.2636
9 1342 1342/1342 1342 ± 0.00002395 5.544 5.248/5.681 5.473 ± 0.2617
10 1342 1342/1342 1342 ± 0.00002399 5.947 5.788/6.022 5.887 ± 0.2373
11 1342 1342/1342 1342 ± 0.00002399 6.234 6.024/6.376 6.167 ± 0.2457
12 1342 1342/1342 1342 ± 0.00002395 6.381 6.166/6.519 6.36 ± 0.2836
13 1342 1342/1342 1342 ± 0.00002409 6.588 6.328/6.76 6.53 ± 0.3845
14 1342 1342/1342 1342 ± 0.00002399 6.885 6.575/7.071 6.823 ± 0.4135
15 1342 1342/1342 1342 ± 0.00003885 6.666 6.403/6.913 6.602 ± 0.5026
16 1342 1342/1342 1342 ± 0.00005298 3.978 3.866/4.09 3.979 ± 0.1728
17 1342 1342/1342 1342 ± 0.00005008 3.939 3.794/4.108 3.958 ± 0.2412
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-01 16:51:52.136
End
2024-11-01 18:02:59.149
Duration
1:11:07.013
Note, WebLog generation is not included in the time.

CASA logs for stage 8