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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.506 5.34/5.957 5.694 ± 0.537
ea02 1342 1342/1342 1342 ± 0.00001409 5.824 5.496/6.432 5.984 ± 0.6422
ea04 1342 1342/1342 1342 ± 0 5.492 5.177/5.955 5.597 ± 0.4702
ea05 1342 1342/1342 1342 ± 0 5.784 5.469/6.285 5.88 ± 0.5649
ea06 1342 1342/1342 1342 ± 0 5.484 5.081/5.888 5.505 ± 0.4516
ea07 1342 1342/1342 1342 ± 0 5.197 5.152/5.506 5.294 ± 0.2316
ea08 1342 1342/1342 1342 ± 0.0000271 5.914 5.618/6.624 6.121 ± 0.6624
ea09 1342 1342/1342 1342 ± 0 5.168 4.955/5.755 5.339 ± 0.4398
ea10 1342 1342/1342 1342 ± 0.00003153 5.187 4.972/5.9 5.36 ± 0.5277
ea11 1342 1342/1342 1342 ± 0 5.732 5.403/6.375 5.905 ± 0.581
ea13 1342 1342/1342 1342 ± 0 6.09 5.854/6.269 6.164 ± 0.428
ea14 1342 1342/1342 1342 ± 0 5.685 5.403/6.371 5.884 ± 0.5872
ea15 1342 1342/1342 1342 ± 0 5.849 5.458/6.387 5.997 ± 0.6267
ea16 1342 1342/1342 1342 ± 0 5.962 5.625/6.394 6.136 ± 0.6374
ea17 1342 1342/1342 1342 ± 0.000002139 5.72 5.611/5.885 5.708 ± 0.218
ea18 1342 1342/1342 1342 ± 0.000003088 5.085 4.812/5.537 5.198 ± 0.5049
ea19 1342 1342/1342 1342 ± 0 5.739 5.637/5.917 5.769 ± 0.1437
ea20 1342 1342/1342 1342 ± 0 6.03 5.713/6.633 6.169 ± 0.5842
ea21 1342 1342/1342 1342 ± 0 5.488 5.327/6.032 5.683 ± 0.4461
ea22 1342 1342/1342 1342 ± 0.00000107 5.482 5.338/6.291 5.792 ± 0.6252
ea23 1342 1342/1342 1342 ± 0.000006838 5.739 5.588/6.401 6.04 ± 0.6215
ea24 1342 1342/1342 1342 ± 0 5.651 5.106/6.206 5.664 ± 0.5835
ea25 1342 1342/1342 1342 ± 0.00000107 5.573 5.366/6.222 5.782 ± 0.5769
ea26 1342 1342/1342 1342 ± 0 6.079 5.816/6.742 6.275 ± 0.6421
ea27 1342 1342/1342 1342 ± 0.000007242 5.525 5.254/5.568 5.423 ± 0.1937
ea28 1342 1342/1342 1342 ± 0.00004022 5.698 5.497/6.452 5.935 ± 0.6271
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 ± 0.00002373 5.542 5.338/5.699 5.507 ± 0.2724
3 1342 1342/1342 1342 ± 0.0000242 5.134 4.963/5.349 5.182 ± 0.3392
4 1342 1342/1342 1342 ± 0.00002401 5.471 5.225/5.672 5.458 ± 0.3464
5 1342 1342/1342 1342 ± 0.00002373 5.458 5.265/5.672 5.445 ± 0.3034
6 1342 1342/1342 1342 ± 0.00002373 5.435 5.122/5.575 5.375 ± 0.2759
7 1342 1342/1342 1342 ± 0.00002373 5.442 5.129/5.589 5.402 ± 0.2652
8 1342 1342/1342 1342 ± 0.00002373 5.406 5.083/5.544 5.345 ± 0.2947
9 1342 1342/1342 1342 ± 0.00002374 5.663 5.446/5.898 5.616 ± 0.3234
10 1342 1342/1342 1342 ± 0.00002575 6.033 5.847/6.219 5.981 ± 0.3212
11 1342 1342/1342 1342 ± 0.00002575 6.253 5.902/6.38 6.202 ± 0.3084
12 1342 1342/1342 1342 ± 0.00002575 6.398 6.076/6.561 6.335 ± 0.3234
13 1342 1342/1342 1342 ± 0.00002575 6.822 6.409/7.034 6.738 ± 0.3754
14 1342 1342/1342 1342 ± 0.00002575 6.996 6.556/7.238 6.92 ± 0.4079
15 1342 1342/1342 1342 ± 0.00002575 6.706 6.29/6.856 6.574 ± 0.4118
16 1342 1342/1342 1342 ± 0.00004243 5.71 5.495/5.999 5.733 ± 0.3513
17 1342 1342/1342 1342 ± 0.00003986 5.697 5.557/6.004 5.749 ± 0.3348
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-13 04:18:33.927
End
2024-04-13 05:29:39.760
Duration
1:11:05.833
Note, WebLog generation is not included in the time.

CASA logs for stage 7