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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.501 5.235/6.003 5.658 ± 0.5285
ea02 1342 1342/1342 1342 ± 0 5.666 5.326/6.401 5.888 ± 0.6682
ea04 1342 1342/1342 1342 ± 0 5.517 5.146/6.127 5.697 ± 0.5675
ea05 1342 1342/1342 1342 ± 0 5.51 5.09/6.033 5.609 ± 0.5818
ea06 1342 1342/1342 1342 ± 0 4.898 4.645/5.324 4.99 ± 0.3803
ea07 1342 1342/1342 1342 ± 0 5.895 5.393/6.157 5.912 ± 0.5704
ea08 1342 1342/1342 1342 ± 0.000003281 5.684 5.434/6.562 5.998 ± 0.6836
ea09 1342 1342/1342 1342 ± 0 5.54 5.13/6.202 5.68 ± 0.6197
ea10 1342 1342/1342 1342 ± 0 5.83 5.242/6.503 5.85 ± 0.6739
ea11 1342 1342/1342 1342 ± 0 5.774 5.074/6.268 5.74 ± 0.6751
ea12 1342 1342/1342 1342 ± 0 6.346 6.125/6.795 6.436 ± 0.4023
ea13 1342 1342/1342 1342 ± 0 5.784 5.581/6.293 6.011 ± 0.5192
ea14 1342 1342/1342 1342 ± 0 5.67 5.169/6.22 5.738 ± 0.6567
ea15 1342 1342/1342 1342 ± 0 5.649 5.153/6.283 5.782 ± 0.6935
ea16 1342 1342/1342 1342 ± 0 5.957 5.464/6.559 6.093 ± 0.7095
ea17 1342 1342/1342 1342 ± 0.00001908 5.874 5.51/6.41 6.019 ± 0.6263
ea18 1342 1342/1342 1342 ± 0 5.001 4.665/5.562 5.132 ± 0.5314
ea19 1342 1342/1342 1342 ± 0 5.699 5.294/6.329 5.89 ± 0.6105
ea20 1342 1342/1342 1342 ± 0 6.007 5.603/6.635 6.136 ± 0.6499
ea21 1342 1342/1342 1342 ± 0 5.511 5.154/6.048 5.621 ± 0.5588
ea22 1342 1342/1342 1342 ± 0 5.398 5.172/6.321 5.712 ± 0.6563
ea23 1342 1342/1342 1342 ± 0 5.934 5.36/6.327 5.962 ± 0.6666
ea25 1342 1342/1342 1342 ± 0 5.5 5.107/5.965 5.59 ± 0.5812
ea26 1342 1342/1342 1342 ± 0 5.846 5.548/6.624 6.07 ± 0.6663
ea27 1342 1342/1342 1342 ± 0.00002495 5.554 5.218/6.368 5.739 ± 0.6074
ea28 1342 1342/1342 1342 ± 0.00002656 5.571 5.305/6.359 5.834 ± 0.6563
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 ± 0.00002392 5.262 5.1/5.44 5.241 ± 0.2492
3 1342 1342/1342 1342 ± 0.00002392 5.151 4.991/5.356 5.15 ± 0.2544
4 1342 1342/1342 1342 ± 0.00002392 5.137 5.042/5.317 5.14 ± 0.2814
5 1342 1342/1342 1342 ± 0.00002392 5.26 5.055/5.403 5.237 ± 0.2779
6 1342 1342/1342 1342 ± 0.00002392 5.259 5.066/5.391 5.2 ± 0.2824
7 1342 1342/1342 1342 ± 0.00002392 5.282 5.173/5.415 5.27 ± 0.2506
8 1342 1342/1342 1342 ± 0.00002392 5.26 5.133/5.399 5.242 ± 0.2591
9 1342 1342/1342 1342 ± 0.00002392 5.508 5.394/5.799 5.526 ± 0.3064
10 1342 1342/1342 1342 ± 0.00002348 5.972 5.815/6.126 5.95 ± 0.291
11 1342 1342/1342 1342 ± 0.00002348 6.252 6.029/6.333 6.168 ± 0.3078
12 1342 1342/1342 1342 ± 0.00002348 6.391 6.205/6.503 6.321 ± 0.3255
13 1342 1342/1342 1342 ± 0.00002348 6.794 6.658/6.949 6.759 ± 0.3475
14 1342 1342/1342 1342 ± 0.00002348 7.009 6.746/7.168 6.93 ± 0.3854
15 1342 1342/1342 1342 ± 0.00002348 6.648 6.36/6.766 6.551 ± 0.3807
16 1342 1342/1342 1342 ± 0.00003282 5.858 5.62/6.104 5.868 ± 0.3506
17 1342 1342/1342 1342 ± 0.00003153 5.914 5.614/6.152 5.876 ± 0.3297
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-01 10:54:34.607
End
2024-05-01 12:00:15.861
Duration
1:05:41.254
Note, WebLog generation is not included in the time.

CASA logs for stage 7