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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.452 5.066/5.98 5.553 ± 0.5894
ea02 1342 1342/1342 1342 ± 0 5.72 5.18/6.328 5.812 ± 0.6757
ea04 1342 1342/1342 1342 ± 0 5.165 4.812/5.851 5.377 ± 0.609
ea05 1342 1342/1342 1342 ± 0 5.727 5.252/6.245 5.795 ± 0.5846
ea06 1342 1342/1342 1342 ± 0 4.765 4.442/5.191 4.859 ± 0.429
ea07 1342 1342/1342 1342 ± 0 5.73 5.243/6.01 5.766 ± 0.5806
ea08 1342 1342/1342 1342 ± 0 5.8 5.413/6.494 5.951 ± 0.6947
ea09 1342 1342/1342 1342 ± 0 5.484 4.924/6.069 5.521 ± 0.6597
ea11 1342 1342/1342 1342 ± 0 5.666 5.035/6.163 5.655 ± 0.6463
ea12 1342 1342/1342 1342 ± 0 5.457 5.005/6.142 5.651 ± 0.6591
ea13 1342 1342/1342 1342 ± 0 5.713 5.342/6.087 5.795 ± 0.5534
ea14 1342 1342/1342 1342 ± 0 5.825 5.246/6.352 5.831 ± 0.6948
ea15 1342 1342/1342 1342 ± 0 5.366 4.792/5.999 5.469 ± 0.7442
ea16 1342 1342/1342 1342 ± 0 5.989 5.441/6.486 6.063 ± 0.7272
ea17 1342 1342/1342 1342 ± 0.000008636 5.814 5.399/6.366 5.974 ± 0.6477
ea18 1342 1342/1342 1342 ± 0.000002131 4.922 4.543/5.371 4.998 ± 0.5461
ea19 1342 1342/1342 1342 ± 0 5.818 5.344/6.458 5.98 ± 0.6536
ea20 1342 1342/1342 1342 ± 0 5.895 5.434/6.432 5.969 ± 0.6588
ea21 1342 1342/1342 1342 ± 0 5.612 5.219/6.217 5.741 ± 0.5933
ea22 1342 1342/1342 1342 ± 0 5.45 5.094/6.253 5.67 ± 0.6851
ea23 1342 1342/1342 1342 ± 0 5.886 5.346/6.362 5.955 ± 0.6826
ea25 1342 1342/1342 1342 ± 0.00000426 5.484 5.143/5.987 5.59 ± 0.5707
ea26 1342 1342/1342 1342 ± 0 5.472 5.146/6.055 5.609 ± 0.6083
ea27 1342 1342/1342 1342 ± 0.00002319 5.381 5.108/6.258 5.614 ± 0.6115
ea28 1342 1342/1342 1342 ± 0.000009851 5.639 5.23/6.32 5.787 ± 0.6513
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 5.231 5.087/5.414 5.218 ± 0.251
3 1342 1342/1342 1342 ± 0.00002509 4.895 4.723/5.202 4.937 ± 0.3107
4 1342 1342/1342 1342 ± 0.00002392 5.093 4.837/5.217 5.034 ± 0.3166
5 1342 1342/1342 1342 ± 0.00002392 5.185 4.961/5.307 5.115 ± 0.3154
6 1342 1342/1342 1342 ± 0.00002392 5.13 4.908/5.258 5.056 ± 0.2886
7 1342 1342/1342 1342 ± 0.00002392 5.188 5.01/5.335 5.14 ± 0.2489
8 1342 1342/1342 1342 ± 0.00002392 5.188 4.974/5.321 5.124 ± 0.275
9 1342 1342/1342 1342 ± 0.00002392 5.496 5.214/5.66 5.424 ± 0.3296
10 1342 1342/1342 1342 ± 0.00002392 5.934 5.707/6.036 5.853 ± 0.312
11 1342 1342/1342 1342 ± 0.00002392 6.178 5.952/6.282 6.075 ± 0.32
12 1342 1342/1342 1342 ± 0.00002392 6.261 6.061/6.424 6.232 ± 0.343
13 1342 1342/1342 1342 ± 0.00002392 6.751 6.551/6.9 6.692 ± 0.3641
14 1342 1342/1342 1342 ± 0.00002392 6.874 6.695/7.105 6.831 ± 0.3895
15 1342 1342/1342 1342 ± 0.00002392 6.522 6.361/6.722 6.459 ± 0.3827
16 1342 1342/1342 1342 ± 0.00003005 5.836 5.686/6.006 5.834 ± 0.3263
17 1342 1342/1342 1342 ± 0.00002488 5.811 5.684/6.056 5.845 ± 0.3067
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
Start time
2025-01-04 01:55:09.495
End
2025-01-04 02:22:30.558
Duration
0:27:21.063
Note, WebLog generation is not included in the time.

CASA logs for stage 8