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 5.031 4.827/5.309 5.065 ± 0.326
ea02 1342 1342/1342 1342 ± 0.000009473 5.375 5.002/5.645 5.329 ± 0.4485
ea04 1342 1342/1342 1342 ± 0.00002925 5.359 4.98/5.601 5.337 ± 0.3941
ea05 1342 1342/1342 1342 ± 0 5.431 5.188/5.78 5.504 ± 0.4063
ea06 1342 1342/1342 1342 ± 0 2.927 2.85/3.182 2.989 ± 0.1493
ea07 1342 1342/1342 1342 ± 0 5.19 5.145/5.437 5.259 ± 0.1986
ea08 1342 1342/1342 1342 ± 0.00002474 5.532 5.174/6.016 5.593 ± 0.5112
ea09 1342 1342/1342 1342 ± 0 4.533 4.406/4.842 4.571 ± 0.3305
ea10 1342 1342/1342 1342 ± 0 5.297 5.099/5.982 5.504 ± 0.4677
ea11 1342 1342/1342 1342 ± 0.000001114 5.313 5.014/5.65 5.334 ± 0.421
ea12 1342 1342/1342 1342 ± 0 5.234 4.975/5.44 5.232 ± 0.2933
ea13 1342 1342/1342 1342 ± 0 5.253 5.041/5.34 5.215 ± 0.2628
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 4.819 4.766/4.965 4.887 ± 0.232
ea17 1342 1342/1342 1342 ± 0.00001176 5.871 5.57/6.5 6.011 ± 0.535
ea18 1342 1342/1342 1342 ± 0 4.942 4.642/5.269 4.928 ± 0.3709
ea19 1342 1342/1342 1342 ± 0 5.626 5.364/5.873 5.634 ± 0.3368
ea21 1342 1342/1342 1342 ± 0 5.109 5.042/5.447 5.237 ± 0.2806
ea22 1342 1342/1342 1342 ± 0 5.048 4.747/5.619 5.178 ± 0.455
ea23 1342 1342/1342 1342 ± 0 5.325 5.1/5.632 5.407 ± 0.3542
ea25 1342 1342/1342 1342 ± 0 4.999 4.919/5.104 4.987 ± 0.1296
ea26 1342 1342/1342 1342 ± 0 5.039 4.882/5.304 5.089 ± 0.3221
ea27 1342 1342/1342 1342 ± 0.000009775 5.186 4.89/5.696 5.285 ± 0.4093
ea28 1342 1342/1342 1342 ± 0.00002902 5.184 5.027/5.656 5.294 ± 0.4249
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 ± 0.00002603 5.283 5.099/5.433 5.25 ± 0.2503
3 1342 1342/1342 1342 ± 0.00003276 4.85 4.727/5.143 4.926 ± 0.2733
4 1342 1342/1342 1342 ± 0.00004003 4.782 4.692/5.011 4.83 ± 0.3092
5 1342 1342/1342 1342 ± 0.00002603 5.058 4.965/5.265 5.07 ± 0.2586
6 1342 1342/1342 1342 ± 0.00002603 5.035 4.921/5.203 5.04 ± 0.2357
7 1342 1342/1342 1342 ± 0.00002603 5.007 4.94/5.071 5.007 ± 0.2142
8 1342 1342/1342 1342 ± 0.00002603 4.953 4.82/5.049 4.957 ± 0.2665
9 1342 1342/1342 1342 ± 0.00002603 5.127 4.921/5.349 5.133 ± 0.3352
10 1342 1342/1342 1342 ± 0.00002603 5.422 5.233/5.502 5.272 ± 0.568
11 1342 1342/1342 1342 ± 0.00002603 5.531 5.25/5.739 5.388 ± 0.6631
12 1342 1342/1342 1342 ± 0.00002603 5.643 5.31/5.772 5.479 ± 0.6946
13 1342 1342/1342 1342 ± 0.00002603 5.893 5.562/6.101 5.743 ± 0.7136
14 1342 1342/1342 1342 ± 0.00002603 6.015 5.658/6.098 5.817 ± 0.7189
15 1342 1342/1342 1342 ± 0.00002603 5.584 5.342/5.725 5.431 ± 0.6893
16 1342 1342/1342 1342 ± 0.00003756 4.888 4.685/5.18 4.837 ± 0.5913
17 1342 1342/1342 1342 ± 0.00003217 4.867 4.645/5.136 4.84 ± 0.5778
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 06:22:39.057
End
2024-03-29 07:23:24.638
Duration
1:00:45.581
Note, WebLog generation is not included in the time.

CASA logs for stage 7