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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.683 5.369/6.245 5.804 ± 0.5906
ea02 1342 1342/1342 1342 ± 0.000008662 6.03 5.589/6.676 6.17 ± 0.6995
ea03 1342 1342/1342 1342 ± 0 5.483 4.889/6.127 5.545 ± 0.6729
ea04 1342 1342/1342 1342 ± 0 5.69 5.309/6.284 5.839 ± 0.5869
ea05 1342 1342/1342 1342 ± 0 5.822 5.378/6.34 5.924 ± 0.6204
ea06 1342 1342/1342 1342 ± 0 5.025 4.834/5.422 5.102 ± 0.3388
ea07 1342 1342/1342 1342 ± 0 6.102 5.561/6.353 6.09 ± 0.6378
ea08 1342 1342/1342 1342 ± 0.00001244 5.966 5.695/6.788 6.223 ± 0.7392
ea09 1342 1342/1342 1342 ± 0 5.944 5.415/6.612 6.013 ± 0.7597
ea10 1342 1342/1342 1342 ± 0 6.086 5.505/6.903 6.141 ± 0.771
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.926 5.504/6.534 6.092 ± 0.635
ea13 1342 1342/1342 1342 ± 0 6.193 5.969/6.562 6.344 ± 0.5266
ea14 1342 1342/1342 1342 ± 0 5.975 5.435/6.582 6.068 ± 0.7109
ea15 1342 1342/1342 1342 ± 0 5.993 5.599/6.685 6.199 ± 0.7128
ea16 1342 1342/1342 1342 ± 0 6.214 5.713/6.892 6.37 ± 0.7726
ea17 1342 1342/1342 1342 ± 0.000009962 6.374 5.992/7.103 6.553 ± 0.7348
ea18 1342 1342/1342 1342 ± 0 5.096 4.778/5.629 5.206 ± 0.5589
ea19 1342 1342/1342 1342 ± 0 5.807 5.385/6.456 5.993 ± 0.6404
ea20 1342 1342/1342 1342 ± 0 6.05 5.664/6.727 6.174 ± 0.6455
ea23 1342 1342/1342 1342 ± 0 6.114 5.591/6.537 6.158 ± 0.6939
ea25 1342 1342/1342 1342 ± 0.000003069 5.735 5.404/6.294 5.872 ± 0.6174
ea26 1342 1342/1342 1342 ± 0 6.242 5.891/6.982 6.427 ± 0.7743
ea27 1342 1342/1342 1342 ± 0.000005487 5.691 5.453/6.547 5.897 ± 0.6656
ea28 1342 1342/1342 1342 ± 0.00002795 5.544 5.332/6.299 5.763 ± 0.6703
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 ± 0.00002442 5.557 5.39/5.768 5.546 ± 0.2863
3 1342 1342/1342 1342 ± 0.0000255 5.155 4.843/5.402 5.129 ± 0.3421
4 1342 1342/1342 1342 ± 0.00002442 5.303 5.138/5.451 5.255 ± 0.3622
5 1342 1342/1342 1342 ± 0.00002442 5.412 5.3/5.613 5.429 ± 0.3252
6 1342 1342/1342 1342 ± 0.00002442 5.479 5.31/5.664 5.45 ± 0.3327
7 1342 1342/1342 1342 ± 0.00002442 5.514 5.383/5.693 5.505 ± 0.3105
8 1342 1342/1342 1342 ± 0.00002442 5.466 5.295/5.647 5.453 ± 0.3327
9 1342 1342/1342 1342 ± 0.00002442 5.704 5.512/6.072 5.736 ± 0.3673
10 1342 1342/1342 1342 ± 0.00002442 6.168 6.011/6.446 6.155 ± 0.3555
11 1342 1342/1342 1342 ± 0.00002442 6.488 6.231/6.626 6.392 ± 0.3823
12 1342 1342/1342 1342 ± 0.00002442 6.608 6.379/6.821 6.578 ± 0.4206
13 1342 1342/1342 1342 ± 0.00002442 7.106 6.89/7.214 7.022 ± 0.4422
14 1342 1342/1342 1342 ± 0.00002464 7.346 7.042/7.536 7.261 ± 0.4457
15 1342 1342/1342 1342 ± 0.00002464 6.924 6.609/7.108 6.834 ± 0.4353
16 1342 1342/1342 1342 ± 0.00003292 6.184 5.925/6.409 6.161 ± 0.3949
17 1342 1342/1342 1342 ± 0.00002769 6.202 5.926/6.42 6.164 ± 0.4014
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-11 11:08:34.019
End
2025-01-11 11:43:55.773
Duration
0:35:21.754
Note, WebLog generation is not included in the time.

CASA logs for stage 8