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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.786 5.309/6.207 5.794 ± 0.5348
ea02 1342 1342/1342 1342 ± 0 5.852 5.472/6.675 6.053 ± 0.6711
ea03 1342 1342/1342 1342 ± 0.00002124 5.435 4.878/6.099 5.497 ± 0.6661
ea04 1342 1342/1342 1342 ± 0 5.304 5.017/6.097 5.533 ± 0.6062
ea05 1342 1342/1342 1342 ± 0 5.579 5.142/6.192 5.72 ± 0.6561
ea06 1342 1342/1342 1342 ± 0 5.111 4.809/5.53 5.187 ± 0.4259
ea07 1342 1342/1342 1342 ± 0 6.014 5.438/6.286 5.998 ± 0.597
ea08 1342 1342/1342 1342 ± 0 5.929 5.648/6.837 6.243 ± 0.7181
ea09 1342 1342/1342 1342 ± 0 5.615 5.306/6.43 5.831 ± 0.66
ea10 1342 1342/1342 1342 ± 0 5.977 5.316/6.628 5.969 ± 0.6941
ea11 1342 1342/1342 1342 ± 0 5.986 5.319/6.482 6.001 ± 0.6911
ea12 1342 1342/1342 1342 ± 0 5.6 5.239/6.2 5.788 ± 0.6138
ea13 1342 1342/1342 1342 ± 0 6.215 5.931/6.596 6.321 ± 0.5143
ea15 1342 1342/1342 1342 ± 0 5.64 5.231/6.395 5.849 ± 0.7105
ea16 1342 1342/1342 1342 ± 0 5.974 5.529/6.703 6.161 ± 0.7529
ea17 1342 1342/1342 1342 ± 0.00000193 6.247 5.81/6.846 6.385 ± 0.6842
ea18 1342 1342/1342 1342 ± 0 4.938 4.647/5.445 5.076 ± 0.494
ea19 1342 1342/1342 1342 ± 0 5.909 5.32/6.459 5.909 ± 0.6278
ea20 1342 1342/1342 1342 ± 0 5.84 5.408/6.489 5.944 ± 0.6063
ea21 1342 1342/1342 1342 ± 0 5.693 5.236/6.174 5.764 ± 0.6009
ea22 1342 1342/1342 1342 ± 0 5.591 5.303/6.466 5.846 ± 0.6916
ea23 1342 1342/1342 1342 ± 0 6.013 5.391/6.489 6.092 ± 0.72
ea24 1342 1342/1342 1342 ± 0 5.739 5.505/6.664 5.928 ± 0.6929
ea25 1342 1342/1342 1342 ± 0 5.617 5.322/6.229 5.799 ± 0.6003
ea26 1342 1342/1342 1342 ± 0 6.135 5.801/6.884 6.33 ± 0.7105
ea27 1342 1342/1342 1342 ± 0 5.591 5.325/6.466 5.83 ± 0.6215
ea28 1342 1342/1342 1342 ± 0.00001259 5.469 5.319/6.279 5.754 ± 0.6483
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 ± 0.00002309 5.318 5.131/5.553 5.316 ± 0.2803
3 1342 1342/1342 1342 ± 0.00002309 5.186 4.997/5.367 5.191 ± 0.2755
4 1342 1342/1342 1342 ± 0.00002468 5.187 4.806/5.459 5.165 ± 0.3582
5 1342 1342/1342 1342 ± 0.00002309 5.207 5.048/5.475 5.254 ± 0.348
6 1342 1342/1342 1342 ± 0.00002351 5.395 5.253/5.628 5.397 ± 0.3398
7 1342 1342/1342 1342 ± 0.00002309 5.329 5.219/5.511 5.352 ± 0.2939
8 1342 1342/1342 1342 ± 0.00002309 5.302 5.148/5.492 5.3 ± 0.3193
9 1342 1342/1342 1342 ± 0.00002309 5.565 5.381/5.88 5.6 ± 0.3604
10 1342 1342/1342 1342 ± 0.00002309 6.077 5.841/6.294 6.047 ± 0.3596
11 1342 1342/1342 1342 ± 0.00002309 6.343 6.101/6.506 6.282 ± 0.3585
12 1342 1342/1342 1342 ± 0.00002309 6.468 6.255/6.664 6.441 ± 0.3762
13 1342 1342/1342 1342 ± 0.00002309 6.882 6.799/7.035 6.869 ± 0.3723
14 1342 1342/1342 1342 ± 0.00002309 7.027 6.852/7.254 7.026 ± 0.4154
15 1342 1342/1342 1342 ± 0.00002309 6.727 6.47/6.974 6.679 ± 0.4308
16 1342 1342/1342 1342 ± 0.000024 6.031 5.632/6.251 5.957 ± 0.3586
17 1342 1342/1342 1342 ± 0.00002408 5.95 5.678/6.283 5.961 ± 0.3564
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-18 01:51:58.089
End
2024-12-18 02:31:48.299
Duration
0:39:50.210
Note, WebLog generation is not included in the time.

CASA logs for stage 8