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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.762 5.412/6.231 5.79 ± 0.5083
ea02 1342 1342/1342 1342 ± 0.000005496 5.957 5.573/6.65 6.085 ± 0.6009
ea04 1342 1342/1342 1342 ± 0.000006132 5.755 5.244/6.297 5.823 ± 0.5666
ea05 1342 1342/1342 1342 ± 0 6.005 5.487/6.545 5.985 ± 0.5616
ea06 1342 1342/1342 1342 ± 0 3.46 3.376/3.848 3.55 ± 0.2068
ea07 1342 1342/1342 1342 ± 0 5.552 5.486/5.959 5.642 ± 0.238
ea08 1342 1342/1342 1342 ± 0.000003412 6.004 5.689/6.76 6.212 ± 0.6265
ea09 1342 1342/1342 1342 ± 0.00002 5.264 5.058/5.816 5.411 ± 0.4458
ea10 1342 1342/1342 1342 ± 0.000003855 5.6 5.332/6.419 5.777 ± 0.5999
ea11 1342 1342/1342 1342 ± 0 6.002 5.503/6.587 6.097 ± 0.595
ea12 1342 1342/1342 1342 ± 0 5.955 5.517/6.46 6.048 ± 0.5758
ea13 1342 1342/1342 1342 ± 0 6.003 5.813/6.398 6.141 ± 0.448
ea14 1342 1342/1342 1342 ± 0 6.211 5.558/6.622 6.109 ± 0.6343
ea15 1342 1342/1342 1342 ± 0 6.014 5.514/6.426 6.058 ± 0.6085
ea16 1342 1342/1342 1342 ± 0 5.07 4.612/5.468 5.005 ± 0.5399
ea17 1342 1342/1342 1342 ± 0.000008613 6.22 5.852/6.767 6.306 ± 0.6078
ea18 1342 1342/1342 1342 ± 0 5.296 4.967/5.824 5.34 ± 0.5005
ea19 1342 1342/1342 1342 ± 0 6.644 6.254/6.989 6.642 ± 0.3616
ea20 1342 1342/1342 1342 ± 0 6.501 5.995/7.015 6.467 ± 0.6252
ea21 1342 1342/1342 1342 ± 0 5.986 5.62/6.534 6.087 ± 0.5628
ea22 1342 1342/1342 1342 ± 0 5.466 5.215/6.223 5.7 ± 0.5852
ea23 1342 1342/1342 1342 ± 0 6.073 5.638/6.7 6.158 ± 0.6435
ea25 1342 1342/1342 1342 ± 0 5.478 5.25/5.582 5.459 ± 0.2183
ea26 1342 1342/1342 1342 ± 0 5.891 5.734/6.738 6.124 ± 0.583
ea27 1342 1342/1342 1342 ± 0.00002769 5.633 5.443/6.398 5.827 ± 0.5563
ea28 1342 1342/1342 1342 ± 0.00002587 6.524 6.136/6.83 6.485 ± 0.4972
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 ± 0.00002504 5.594 5.442/5.777 5.563 ± 0.3208
3 1342 1342/1342 1342 ± 0.0000253 5.272 5.011/5.457 5.242 ± 0.2876
4 1342 1342/1342 1342 ± 0.00003134 5.339 5.071/5.483 5.3 ± 0.3289
5 1342 1342/1342 1342 ± 0.00002504 5.471 5.277/5.687 5.474 ± 0.3174
6 1342 1342/1342 1342 ± 0.00002504 5.443 5.337/5.558 5.397 ± 0.346
7 1342 1342/1342 1342 ± 0.00002504 5.501 5.335/5.637 5.455 ± 0.3661
8 1342 1342/1342 1342 ± 0.00002504 5.527 5.221/5.677 5.434 ± 0.3794
9 1342 1342/1342 1342 ± 0.00002504 5.817 5.454/5.981 5.726 ± 0.3689
10 1342 1342/1342 1342 ± 0.00002453 6.227 5.997/6.356 6.028 ± 0.5813
11 1342 1342/1342 1342 ± 0.00002453 6.432 6.145/6.56 6.22 ± 0.6931
12 1342 1342/1342 1342 ± 0.00002503 6.579 6.353/6.689 6.497 ± 0.3716
13 1342 1342/1342 1342 ± 0.00002495 7.043 6.651/7.114 6.858 ± 0.495
14 1342 1342/1342 1342 ± 0.00002495 7.13 6.787/7.229 6.959 ± 0.4958
15 1342 1342/1342 1342 ± 0.00002503 6.667 6.383/6.809 6.555 ± 0.3719
16 1342 1342/1342 1342 ± 0.00003092 5.987 5.601/6.19 5.824 ± 0.6256
17 1342 1342/1342 1342 ± 0.00003174 5.985 5.699/6.221 5.891 ± 0.426
overwrite_modelcol
False
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-11-14 02:50:55.221
End
2024-11-14 03:57:09.447
Duration
1:06:14.227
Note, WebLog generation is not included in the time.

CASA logs for stage 8