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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.343 5.177/5.964 5.438 ± 0.704
ea02 1342 1342/1342 1342 ± 0.00004281 5.661 5.215/6.409 5.658 ± 0.8712
ea03 1342 1342/1342 1342 ± 0.000006232 2.023 1.984/2.379 2.169 ± 0.2297
ea04 1342 1342/1342 1342 ± 0.00000259 5.413 5.204/6.299 5.561 ± 0.9019
ea05 1342 1342/1342 1342 ± 0.00001303 5.427 5.16/6.497 5.689 ± 0.8111
ea06 1342 1342/1342 1342 ± 0 4.45 4.176/5.111 4.573 ± 0.5474
ea07 1342 1342/1342 1342 ± 0.00004283 5.998 5.409/6.395 5.807 ± 0.8412
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.000004781 5.467 5.182/6.315 5.596 ± 0.8034
ea10 1342 1342/1342 1342 ± 0.00004322 5.713 5.302/6.629 5.776 ± 0.9121
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002693 5.515 5.372/6.699 5.803 ± 1.026
ea13 1342 1342/1342 1342 ± 0.00001542 5.756 5.494/6.419 5.827 ± 0.7277
ea14 1342 1342/1342 1342 ± 0.00001759 5.389 4.969/6.308 5.48 ± 0.8179
ea15 1342 1342/1342 1342 ± 0 3.321 3.201/4.26 3.636 ± 0.6457
ea16 1342 1342/1342 1342 ± 0.00002061 5.748 5.299/6.759 5.875 ± 0.986
ea17 1342 1342/1342 1342 ± 0 6.142 5.559/7.386 6.258 ± 1.043
ea18 1342 1342/1342 1342 ± 0.00004101 4.891 4.604/5.839 5.044 ± 0.7167
ea19 1342 1342/1342 1342 ± 0.00000736 5.57 5.375/6.661 5.835 ± 0.8313
ea20 1342 1342/1342 1342 ± 0 5.928 5.816/6.991 6.156 ± 1.01
ea23 1342 1342/1342 1342 ± 0.00003697 5.549 5.223/6.63 5.732 ± 0.9852
ea24 1342 1342/1342 1342 ± 0.00003579 5.106 4.916/6.133 5.377 ± 0.7512
ea25 1342 1342/1342 1342 ± 0.00004331 5.683 5.268/6.574 5.72 ± 0.9044
ea26 1342 1342/1342 1342 ± 0.000001159 1.541 1.506/1.628 1.571 ± 0.1045
ea27 1342 1342/1342 1342 ± 0.00004481 5.542 5.18/6.603 5.633 ± 0.8863
ea28 1342 1342/1342 1342 ± 0.00004458 5.331 5.169/6.262 5.526 ± 0.8095
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 ± 0.0000244 5.223 4.882/5.511 4.874 ± 1.091
3 1342 1342/1342 1342 ± 0.00003263 4.85 3.942/5.252 4.399 ± 1.138
5 1342 1342/1342 1342 ± 0.0000244 5.258 4.956/5.511 4.917 ± 1.117
6 1342 1342/1342 1342 ± 0.0000244 5.236 4.987/5.412 4.866 ± 1.071
7 1342 1342/1342 1342 ± 0.0000244 5.334 5.076/5.455 4.956 ± 1.091
8 1342 1342/1342 1342 ± 0.0000244 5.249 5.006/5.463 4.925 ± 1.089
9 1342 1342/1342 1342 ± 0.0000244 5.509 5.223/5.836 5.174 ± 1.166
10 1342 1342/1342 1342 ± 0.0000244 6.026 5.738/6.261 5.578 ± 1.254
11 1342 1342/1342 1342 ± 0.0000244 6.315 5.977/6.435 5.865 ± 1.302
12 1342 1342/1342 1342 ± 0.0000244 6.464 6.192/6.704 6.057 ± 1.368
13 1342 1342/1342 1342 ± 0.00002448 6.679 6.192/7.016 6.26 ± 1.414
14 1342 1342/1342 1342 ± 0.00003111 6.422 6.001/6.988 6.146 ± 1.454
15 1342 1342/1342 1342 ± 0.0000244 6.689 6.288/6.985 6.181 ± 1.438
16 1342 1342/1342 1342 ± 0.00006094 3.977 3.784/4.147 3.779 ± 0.6967
17 1342 1342/1342 1342 ± 0.00005973 4.15 3.936/4.329 3.959 ± 0.7459
output_dir
 
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-11 08:02:37.683
End
2025-01-11 09:02:24.695
Duration
0:59:47.012
Note, WebLog generation is not included in the time.

CASA logs for stage 8