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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.545 5.339/6.06 5.691 ± 0.5112
ea02 1342 1342/1342 1342 ± 0.00001048 5.805 5.407/6.445 5.959 ± 0.5988
ea04 1342 1342/1342 1342 ± 0.00002922 5.653 5.286/6.232 5.763 ± 0.5463
ea05 1342 1342/1342 1342 ± 0 5.936 5.403/6.425 5.899 ± 0.5331
ea06 1342 1342/1342 1342 ± 0 3.17 3.097/3.515 3.256 ± 0.189
ea07 1342 1342/1342 1342 ± 0 5.445 5.395/5.849 5.539 ± 0.2228
ea08 1342 1342/1342 1342 ± 0.00002283 5.863 5.541/6.637 6.067 ± 0.6292
ea09 1342 1342/1342 1342 ± 0 5.005 4.779/5.401 5.071 ± 0.3704
ea10 1342 1342/1342 1342 ± 0 5.636 5.301/6.405 5.808 ± 0.5728
ea11 1342 1342/1342 1342 ± 0 5.805 5.455/6.413 5.97 ± 0.5803
ea12 1342 1342/1342 1342 ± 0 5.917 5.391/6.225 5.897 ± 0.4642
ea13 1342 1342/1342 1342 ± 0 5.938 5.773/6.271 6.091 ± 0.4404
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.114 5.005/5.308 5.133 ± 0.2747
ea17 1342 1342/1342 1342 ± 0.00001132 6.031 5.705/6.633 6.176 ± 0.573
ea18 1342 1342/1342 1342 ± 0 5.184 4.914/5.61 5.289 ± 0.4046
ea19 1342 1342/1342 1342 ± 0 6.521 6.219/6.814 6.565 ± 0.3463
ea21 1342 1342/1342 1342 ± 0 5.916 5.529/6.366 5.989 ± 0.5197
ea22 1342 1342/1342 1342 ± 0.000002286 5.301 5.151/6.154 5.581 ± 0.5516
ea23 1342 1342/1342 1342 ± 0 6.139 5.569/6.553 6.157 ± 0.6119
ea25 1342 1342/1342 1342 ± 0 5.428 5.375/5.468 5.412 ± 0.1646
ea26 1342 1342/1342 1342 ± 0 5.68 5.518/6.471 5.933 ± 0.5093
ea27 1342 1342/1342 1342 ± 0.00001642 5.47 5.23/6.291 5.699 ± 0.5311
ea28 1342 1342/1342 1342 ± 0.00003199 5.688 5.451/6.502 5.933 ± 0.6138
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 ± 0.000026 5.549 5.35/5.691 5.474 ± 0.2974
3 1342 1342/1342 1342 ± 0.00003171 5.176 4.969/5.471 5.221 ± 0.308
4 1342 1342/1342 1342 ± 0.00004469 5.168 4.959/5.387 5.196 ± 0.2504
5 1342 1342/1342 1342 ± 0.000026 5.396 5.299/5.569 5.406 ± 0.281
6 1342 1342/1342 1342 ± 0.000026 5.373 5.228/5.428 5.327 ± 0.2538
7 1342 1342/1342 1342 ± 0.000026 5.412 5.283/5.531 5.374 ± 0.2357
8 1342 1342/1342 1342 ± 0.000026 5.405 5.168/5.529 5.335 ± 0.2818
9 1342 1342/1342 1342 ± 0.000026 5.69 5.335/5.863 5.589 ± 0.345
10 1342 1342/1342 1342 ± 0.000026 6.042 5.809/6.187 5.819 ± 0.6315
11 1342 1342/1342 1342 ± 0.000026 6.258 5.929/6.355 5.977 ± 0.7432
12 1342 1342/1342 1342 ± 0.000026 6.371 6.077/6.463 6.115 ± 0.7592
13 1342 1342/1342 1342 ± 0.000026 6.68 6.443/6.849 6.465 ± 0.8128
14 1342 1342/1342 1342 ± 0.000026 6.813 6.615/7.106 6.619 ± 0.8303
15 1342 1342/1342 1342 ± 0.000026 6.438 6.256/6.683 6.222 ± 0.8214
16 1342 1342/1342 1342 ± 0.00003882 5.63 5.283/6.013 5.519 ± 0.6975
17 1342 1342/1342 1342 ± 0.00003411 5.594 5.325/6.035 5.551 ± 0.6639
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
datacolumn
residual_data
Start time
2024-03-29 22:31:21.519
End
2024-03-29 23:38:36.836
Duration
1:07:15.317
Note, WebLog generation is not included in the time.

CASA logs for stage 7