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

Statwt Summary Plot

VLASS2.2.sb40869292.eb40982614.59542.13818863426_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 6.119 5.845/6.594 6.168 ± 0.7309
ea03 1342 1342/1342 1342 ± 0.00001632 5.618 5.278/6.406 5.774 ± 0.7069
ea04 1342 1342/1342 1342 ± 0 5.618 5.271/6.227 5.723 ± 0.5741
ea05 1342 1342/1342 1342 ± 0 5.941 5.641/6.608 6.117 ± 0.6701
ea06 1342 1342/1342 1342 ± 0 6.006 5.622/6.398 6.072 ± 0.5263
ea07 1342 1342/1342 1342 ± 0 5.97 5.463/6.184 5.948 ± 0.5229
ea08 1342 1342/1342 1342 ± 0.000008998 6.086 5.683/6.551 6.158 ± 0.6387
ea09 1342 1342/1342 1342 ± 0.000008287 5.989 5.507/6.528 6.074 ± 0.6986
ea10 1342 1342/1342 1342 ± 0 6.007 5.606/6.635 6.083 ± 0.5883
ea11 1342 1342/1342 1342 ± 0.00001118 6.135 5.452/6.602 6.116 ± 0.6997
ea12 1342 1342/1342 1342 ± 0 6.05 5.686/6.669 6.197 ± 0.7677
ea13 1342 1342/1342 1342 ± 0.000002078 6.007 5.753/6.413 6.132 ± 0.4984
ea14 1342 1342/1342 1342 ± 0 6.105 5.628/6.579 6.156 ± 0.6586
ea15 1342 1342/1342 1342 ± 0 5.547 5.17/5.925 5.589 ± 0.5752
ea16 1342 1342/1342 1342 ± 0 6.199 5.85/6.759 6.309 ± 0.6869
ea17 1342 1342/1342 1342 ± 0 6.571 6.227/7.298 6.758 ± 0.6489
ea18 1342 1342/1342 1342 ± 0 5.131 4.896/5.604 5.275 ± 0.4742
ea19 1342 1342/1342 1342 ± 0 6.375 5.935/6.897 6.459 ± 0.6594
ea20 1342 1342/1342 1342 ± 0 5.859 5.606/6.439 6.012 ± 0.6312
ea21 1342 1342/1342 1342 ± 0 5.719 5.525/6.296 5.925 ± 0.5318
ea22 1342 1342/1342 1342 ± 0.00000845 5.884 5.531/6.447 5.998 ± 0.6269
ea23 1342 1342/1342 1342 ± 0 6.249 5.842/6.588 6.314 ± 0.6716
ea24 1342 1342/1342 1342 ± 0.00002088 6.045 5.384/6.516 5.827 ± 0.7985
ea25 1342 1342/1342 1342 ± 0 6.299 5.74/6.91 6.346 ± 0.7965
ea26 1342 1342/1342 1342 ± 0 6.391 5.938/7.059 6.505 ± 0.6381
ea27 1342 1342/1342 1342 ± 0 5.905 5.554/6.645 6.051 ± 0.6576
ea28 1342 1342/1342 1342 ± 0.000001175 5.989 5.717/6.682 6.192 ± 0.656
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 ± 0.00002313 5.742 5.466/5.947 5.717 ± 0.2739
3 1342 1342/1342 1342 ± 0.00003387 5.064 4.877/5.206 4.994 ± 0.4941
4 1342 1342/1342 1342 ± 0.00002313 5.549 5.241/5.796 5.513 ± 0.3865
5 1342 1342/1342 1342 ± 0.00002313 5.682 5.402/5.845 5.647 ± 0.3292
6 1342 1342/1342 1342 ± 0.00002313 5.59 5.438/5.79 5.582 ± 0.2612
7 1342 1342/1342 1342 ± 0.00002313 5.61 5.425/5.795 5.61 ± 0.2699
8 1342 1342/1342 1342 ± 0.00002313 5.497 5.304/5.727 5.522 ± 0.3091
9 1342 1342/1342 1342 ± 0.00002313 5.824 5.663/6.013 5.798 ± 0.3055
10 1342 1342/1342 1342 ± 0.00002313 6.283 6.084/6.435 6.195 ± 0.3126
11 1342 1342/1342 1342 ± 0.00002313 6.454 6.325/6.604 6.412 ± 0.3028
12 1342 1342/1342 1342 ± 0.00002313 6.61 6.396/6.714 6.557 ± 0.3642
13 1342 1342/1342 1342 ± 0.00002313 7.032 6.793/7.345 7.048 ± 0.3895
14 1342 1342/1342 1342 ± 0.00002313 7.272 7.067/7.537 7.263 ± 0.3906
15 1342 1342/1342 1342 ± 0.00002313 6.891 6.711/7.217 6.931 ± 0.3578
16 1342 1342/1342 1342 ± 0.00002313 6.211 6.027/6.572 6.275 ± 0.3839
17 1342 1342/1342 1342 ± 0.00002313 6.234 5.979/6.477 6.22 ± 0.3656
vis
VLASS2.2.sb40869292.eb40982614.59542.13818863426_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-04-23 07:20:45.533
End
2025-04-23 08:22:36.461
Duration
1:01:50.929
Note, WebLog generation is not included in the time.

CASA logs for stage 8