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 5.653 5.356/6.215 5.762 ± 0.5528
ea02 1342 1342/1342 1342 ± 0.00001229 5.915 5.483/6.579 6.023 ± 0.6417
ea04 1342 1342/1342 1342 ± 0.000005562 5.558 5.217/6.123 5.692 ± 0.5297
ea05 1342 1342/1342 1342 ± 0 5.977 5.522/6.587 5.962 ± 0.5985
ea06 1342 1342/1342 1342 ± 0 5.612 5.11/5.964 5.563 ± 0.4926
ea07 1342 1342/1342 1342 ± 0 5.252 5.187/5.529 5.329 ± 0.2017
ea08 1342 1342/1342 1342 ± 0.00002723 6.031 5.639/6.719 6.181 ± 0.6727
ea09 1342 1342/1342 1342 ± 0 5.149 4.936/5.746 5.303 ± 0.4336
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000005086 5.797 5.419/6.456 5.948 ± 0.605
ea13 1342 1342/1342 1342 ± 0 6.198 5.848/6.313 6.214 ± 0.4668
ea14 1342 1342/1342 1342 ± 0 6.106 5.48/6.579 6.055 ± 0.6475
ea15 1342 1342/1342 1342 ± 0 5.944 5.551/6.608 6.167 ± 0.7028
ea16 1342 1342/1342 1342 ± 0 6.165 5.737/6.697 6.267 ± 0.6721
ea17 1342 1342/1342 1342 ± 0.00001042 5.733 5.552/5.882 5.731 ± 0.2118
ea18 1342 1342/1342 1342 ± 0.00000377 5.26 4.886/5.785 5.305 ± 0.5085
ea19 1342 1342/1342 1342 ± 0 5.768 5.67/5.892 5.783 ± 0.1155
ea20 1342 1342/1342 1342 ± 0 6.352 5.823/6.872 6.31 ± 0.6222
ea21 1342 1342/1342 1342 ± 0 5.707 5.49/6.349 5.944 ± 0.5374
ea22 1342 1342/1342 1342 ± 0 5.574 5.257/6.417 5.806 ± 0.64
ea23 1342 1342/1342 1342 ± 0.000008322 5.956 5.557/6.608 6.107 ± 0.6597
ea24 1342 1342/1342 1342 ± 0 5.913 5.139/6.306 5.71 ± 0.5903
ea25 1342 1342/1342 1342 ± 0.000008009 5.542 5.453/6.397 5.903 ± 0.6055
ea26 1342 1342/1342 1342 ± 0 6.23 5.786/6.998 6.301 ± 0.684
ea27 1342 1342/1342 1342 ± 0.000005319 5.555 5.32/5.609 5.455 ± 0.1738
ea28 1342 1342/1342 1342 ± 0.00003945 5.725 5.511/6.512 5.968 ± 0.641
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 ± 0.00002416 5.534 5.358/5.654 5.499 ± 0.2456
3 1342 1342/1342 1342 ± 0.00002611 5.254 5.086/5.503 5.301 ± 0.3127
4 1342 1342/1342 1342 ± 0.00002629 5.362 5.174/5.578 5.359 ± 0.3388
5 1342 1342/1342 1342 ± 0.00002416 5.526 5.339/5.734 5.51 ± 0.3142
6 1342 1342/1342 1342 ± 0.00002464 5.433 5.156/5.587 5.396 ± 0.2667
7 1342 1342/1342 1342 ± 0.00002416 5.48 5.22/5.658 5.455 ± 0.2741
8 1342 1342/1342 1342 ± 0.00002416 5.48 5.161/5.598 5.389 ± 0.3035
9 1342 1342/1342 1342 ± 0.00002419 5.767 5.488/5.925 5.666 ± 0.3302
10 1342 1342/1342 1342 ± 0.0000263 6.129 5.915/6.242 6.052 ± 0.3329
11 1342 1342/1342 1342 ± 0.0000263 6.323 6.165/6.448 6.272 ± 0.3265
12 1342 1342/1342 1342 ± 0.0000263 6.466 6.29/6.605 6.418 ± 0.3337
13 1342 1342/1342 1342 ± 0.0000263 6.945 6.538/7.067 6.836 ± 0.3944
14 1342 1342/1342 1342 ± 0.0000263 7.134 6.912/7.423 7.057 ± 0.4093
15 1342 1342/1342 1342 ± 0.0000263 6.807 6.459/7.03 6.709 ± 0.4434
16 1342 1342/1342 1342 ± 0.00003956 5.867 5.603/6.204 5.872 ± 0.3674
17 1342 1342/1342 1342 ± 0.00003969 5.82 5.689/6.174 5.91 ± 0.3482
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-12 22:44:25.307
End
2024-04-12 23:23:55.021
Duration
0:39:29.714
Note, WebLog generation is not included in the time.

CASA logs for stage 7