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 5.327 5.175/5.961 5.442 ± 0.6975
ea02 1342 1342/1342 1342 ± 0.00004289 5.659 5.205/6.415 5.676 ± 0.8678
ea03 1342 1342/1342 1342 ± 0.000006232 2.029 1.977/2.382 2.166 ± 0.227
ea04 1342 1342/1342 1342 ± 0.000004485 5.404 5.204/6.331 5.56 ± 0.8904
ea05 1342 1342/1342 1342 ± 0.00001604 5.422 5.143/6.459 5.699 ± 0.8073
ea06 1342 1342/1342 1342 ± 0 4.497 4.197/5.128 4.583 ± 0.5414
ea07 1342 1342/1342 1342 ± 0.00004272 5.835 5.414/6.377 5.82 ± 0.8405
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.000004928 5.463 5.188/6.319 5.613 ± 0.7959
ea10 1342 1342/1342 1342 ± 0.00004286 5.71 5.306/6.642 5.793 ± 0.8998
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002824 5.53 5.361/6.693 5.804 ± 1.013
ea13 1342 1342/1342 1342 ± 0.00001414 5.745 5.535/6.424 5.835 ± 0.718
ea14 1342 1342/1342 1342 ± 0.00002224 5.381 4.974/6.311 5.489 ± 0.8221
ea15 1342 1342/1342 1342 ± 0 3.345 3.217/4.264 3.636 ± 0.6412
ea16 1342 1342/1342 1342 ± 0.00002278 5.763 5.367/6.78 5.9 ± 0.9855
ea17 1342 1342/1342 1342 ± 0 6.153 5.556/7.325 6.253 ± 1.035
ea18 1342 1342/1342 1342 ± 0.00004081 4.894 4.619/5.858 5.05 ± 0.7105
ea19 1342 1342/1342 1342 ± 0.00001011 5.554 5.371/6.652 5.836 ± 0.8379
ea20 1342 1342/1342 1342 ± 0 5.921 5.824/7.011 6.155 ± 1.002
ea23 1342 1342/1342 1342 ± 0.00003711 5.562 5.252/6.642 5.783 ± 0.9711
ea24 1342 1342/1342 1342 ± 0.00003425 5.102 4.91/6.169 5.383 ± 0.7445
ea25 1342 1342/1342 1342 ± 0.00004288 5.679 5.258/6.61 5.731 ± 0.8957
ea26 1342 1342/1342 1342 ± 0.000001159 1.535 1.499/1.619 1.569 ± 0.11
ea27 1342 1342/1342 1342 ± 0.00004404 5.553 5.195/6.564 5.643 ± 0.8733
ea28 1342 1342/1342 1342 ± 0.0000438 5.324 5.16/6.265 5.532 ± 0.7994
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 5.237 4.879/5.508 4.875 ± 1.091
3 1342 1342/1342 1342 ± 0.00003264 4.909 3.961/5.299 4.422 ± 1.151
5 1342 1342/1342 1342 ± 0.0000244 5.267 4.946/5.502 4.909 ± 1.117
6 1342 1342/1342 1342 ± 0.0000244 5.256 4.993/5.416 4.87 ± 1.072
7 1342 1342/1342 1342 ± 0.0000244 5.328 5.086/5.451 4.957 ± 1.089
8 1342 1342/1342 1342 ± 0.0000244 5.247 4.997/5.464 4.926 ± 1.088
9 1342 1342/1342 1342 ± 0.0000244 5.501 5.235/5.841 5.179 ± 1.163
10 1342 1342/1342 1342 ± 0.0000244 6.02 5.747/6.262 5.578 ± 1.257
11 1342 1342/1342 1342 ± 0.0000244 6.309 5.972/6.449 5.864 ± 1.3
12 1342 1342/1342 1342 ± 0.0000244 6.47 6.191/6.696 6.058 ± 1.366
13 1342 1342/1342 1342 ± 0.0000244 6.707 6.189/7.037 6.276 ± 1.428
14 1342 1342/1342 1342 ± 0.00002855 6.508 6.053/7.028 6.182 ± 1.467
15 1342 1342/1342 1342 ± 0.00002443 6.674 6.276/6.976 6.172 ± 1.436
16 1342 1342/1342 1342 ± 0.00006096 4.029 3.835/4.192 3.816 ± 0.7082
17 1342 1342/1342 1342 ± 0.00005997 4.194 3.981/4.383 3.992 ± 0.7531
output_dir
 
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-01-11 10:58:05.073
End
2025-01-11 11:57:30.923
Duration
0:59:25.850
Note, WebLog generation is not included in the time.

CASA logs for stage 8