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 5.546 5.374/6.209 5.757 ± 0.5482
ea02 1342 1342/1342 1342 ± 0.00001654 5.895 5.51/6.553 6.017 ± 0.657
ea04 1342 1342/1342 1342 ± 0.00000876 5.512 5.199/6.015 5.642 ± 0.4941
ea05 1342 1342/1342 1342 ± 0 5.865 5.505/6.468 5.912 ± 0.5538
ea06 1342 1342/1342 1342 ± 0 5.622 5.182/6.02 5.636 ± 0.4793
ea07 1342 1342/1342 1342 ± 0 5.239 5.152/5.673 5.349 ± 0.2517
ea08 1342 1342/1342 1342 ± 0.0000338 5.971 5.629/6.665 6.167 ± 0.667
ea09 1342 1342/1342 1342 ± 0 5.327 5.035/5.943 5.45 ± 0.4693
ea10 1342 1342/1342 1342 ± 0.00003759 5.319 5.085/6.068 5.508 ± 0.557
ea11 1342 1342/1342 1342 ± 0.000002695 5.735 5.452/6.432 5.945 ± 0.6072
ea13 1342 1342/1342 1342 ± 0 5.996 5.802/6.221 6.122 ± 0.4447
ea14 1342 1342/1342 1342 ± 0.00001708 5.824 5.501/6.502 6.008 ± 0.6213
ea15 1342 1342/1342 1342 ± 0 5.959 5.492/6.43 6.046 ± 0.6639
ea16 1342 1342/1342 1342 ± 0.00001495 6.004 5.658/6.655 6.148 ± 0.6756
ea17 1342 1342/1342 1342 ± 0.00001292 5.679 5.481/5.881 5.68 ± 0.2295
ea18 1342 1342/1342 1342 ± 0.000002184 5.174 4.88/5.669 5.233 ± 0.4845
ea19 1342 1342/1342 1342 ± 0 5.762 5.689/5.887 5.783 ± 0.1155
ea20 1342 1342/1342 1342 ± 0 6.232 5.791/6.881 6.261 ± 0.5993
ea21 1342 1342/1342 1342 ± 0.00000109 5.619 5.505/6.32 5.902 ± 0.522
ea22 1342 1342/1342 1342 ± 0 5.574 5.287/6.431 5.823 ± 0.6398
ea23 1342 1342/1342 1342 ± 0.00001513 5.685 5.619/6.577 6.07 ± 0.6474
ea24 1342 1342/1342 1342 ± 0 5.794 5.089/6.23 5.644 ± 0.567
ea25 1342 1342/1342 1342 ± 0.0000116 5.544 5.376/6.238 5.773 ± 0.5758
ea26 1342 1342/1342 1342 ± 0 6.011 5.806/6.906 6.264 ± 0.6582
ea27 1342 1342/1342 1342 ± 0.000006232 5.605 5.286/5.647 5.469 ± 0.2357
ea28 1342 1342/1342 1342 ± 0.00003977 5.69 5.524/6.521 5.946 ± 0.6337
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 ± 0.00002364 5.597 5.367/5.705 5.528 ± 0.2641
3 1342 1342/1342 1342 ± 0.00002578 5.111 4.922/5.337 5.158 ± 0.3453
4 1342 1342/1342 1342 ± 0.00004302 5.326 5.043/5.595 5.318 ± 0.388
5 1342 1342/1342 1342 ± 0.00002364 5.513 5.317/5.682 5.498 ± 0.2942
6 1342 1342/1342 1342 ± 0.00002364 5.486 5.205/5.638 5.423 ± 0.2679
7 1342 1342/1342 1342 ± 0.00002364 5.496 5.2/5.629 5.448 ± 0.2609
8 1342 1342/1342 1342 ± 0.00002364 5.445 5.093/5.604 5.381 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002366 5.697 5.442/5.918 5.649 ± 0.3134
10 1342 1342/1342 1342 ± 0.00002564 6.074 5.874/6.213 6 ± 0.3209
11 1342 1342/1342 1342 ± 0.00002564 6.244 6.028/6.406 6.214 ± 0.2999
12 1342 1342/1342 1342 ± 0.00002564 6.429 6.214/6.549 6.362 ± 0.3019
13 1342 1342/1342 1342 ± 0.00002564 6.874 6.425/7.006 6.764 ± 0.3576
14 1342 1342/1342 1342 ± 0.00002564 7.091 6.609/7.285 6.984 ± 0.3847
15 1342 1342/1342 1342 ± 0.00002564 6.724 6.367/6.934 6.643 ± 0.3989
16 1342 1342/1342 1342 ± 0.00004475 5.642 5.517/5.958 5.721 ± 0.335
17 1342 1342/1342 1342 ± 0.00004374 5.704 5.5/5.999 5.745 ± 0.3145
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
Start time
2024-04-13 04:09:44.087
End
2024-04-13 05:20:02.259
Duration
1:10:18.172
Note, WebLog generation is not included in the time.

CASA logs for stage 7