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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.536 5.272/6.063 5.711 ± 0.5396
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000004702 5.54 5.162/6.088 5.675 ± 0.5477
ea05 1342 1342/1342 1342 ± 0 5.746 5.275/6.296 5.832 ± 0.5815
ea06 1342 1342/1342 1342 ± 0 5.081 4.878/5.476 5.163 ± 0.3895
ea07 1342 1342/1342 1342 ± 0 5.899 5.469/6.248 5.995 ± 0.5698
ea08 1342 1342/1342 1342 ± 0 5.942 5.514/6.669 6.063 ± 0.6733
ea09 1342 1342/1342 1342 ± 0 5.731 5.166/6.387 5.769 ± 0.6198
ea10 1342 1342/1342 1342 ± 0.000004128 5.815 5.275/6.59 5.889 ± 0.6821
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.876 5.422/6.427 6.004 ± 0.6339
ea13 1342 1342/1342 1342 ± 0 6.082 5.711/6.333 6.089 ± 0.4985
ea14 1342 1342/1342 1342 ± 0 5.979 5.3/6.355 5.841 ± 0.6439
ea15 1342 1342/1342 1342 ± 0 5.592 5.112/6.182 5.701 ± 0.6674
ea16 1342 1342/1342 1342 ± 0 6.207 5.68/6.711 6.247 ± 0.7077
ea17 1342 1342/1342 1342 ± 0.000009444 6.037 5.611/6.717 6.107 ± 0.6274
ea18 1342 1342/1342 1342 ± 0 5.073 4.785/5.534 5.162 ± 0.5134
ea19 1342 1342/1342 1342 ± 0 6.161 5.56/6.711 6.15 ± 0.6172
ea20 1342 1342/1342 1342 ± 0 6.359 5.809/6.841 6.274 ± 0.6556
ea21 1342 1342/1342 1342 ± 0 5.602 5.338/6.223 5.774 ± 0.5352
ea22 1342 1342/1342 1342 ± 0 5.684 5.221/6.325 5.778 ± 0.6521
ea23 1342 1342/1342 1342 ± 0 6.016 5.503/6.581 6.095 ± 0.6655
ea25 1342 1342/1342 1342 ± 0.000001696 5.614 5.248/6.161 5.684 ± 0.5785
ea26 1342 1342/1342 1342 ± 0 6.016 5.594/6.639 6.111 ± 0.6621
ea27 1342 1342/1342 1342 ± 0.00003335 5.617 5.265/6.373 5.757 ± 0.6026
ea28 1342 1342/1342 1342 ± 0 5.611 5.372/6.428 5.83 ± 0.6473
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 ± 0.00002451 5.448 5.236/5.626 5.432 ± 0.2478
3 1342 1342/1342 1342 ± 0.00002722 5.024 4.813/5.282 5.049 ± 0.2813
4 1342 1342/1342 1342 ± 0.00002463 5.175 5.037/5.386 5.178 ± 0.3113
5 1342 1342/1342 1342 ± 0.00002679 5.382 5.163/5.56 5.367 ± 0.3287
6 1342 1342/1342 1342 ± 0.00002455 5.262 5.087/5.394 5.257 ± 0.264
7 1342 1342/1342 1342 ± 0.00002451 5.386 5.255/5.522 5.386 ± 0.2472
8 1342 1342/1342 1342 ± 0.00002451 5.375 5.149/5.545 5.335 ± 0.273
9 1342 1342/1342 1342 ± 0.00002451 5.588 5.454/5.89 5.609 ± 0.3044
10 1342 1342/1342 1342 ± 0.00002451 6.047 5.887/6.233 6.025 ± 0.3021
11 1342 1342/1342 1342 ± 0.00002451 6.298 6.173/6.479 6.253 ± 0.3184
12 1342 1342/1342 1342 ± 0.00002451 6.411 6.212/6.59 6.385 ± 0.3415
13 1342 1342/1342 1342 ± 0.00002451 6.819 6.691/7.074 6.816 ± 0.3614
14 1342 1342/1342 1342 ± 0.00002451 6.96 6.782/7.261 6.964 ± 0.3914
15 1342 1342/1342 1342 ± 0.00002451 6.671 6.449/6.846 6.585 ± 0.3705
16 1342 1342/1342 1342 ± 0.00003128 5.972 5.806/6.265 5.981 ± 0.3228
17 1342 1342/1342 1342 ± 0.0000307 5.944 5.76/6.2 5.951 ± 0.3051
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 07:38:08.521
End
2024-05-01 08:37:51.748
Duration
0:59:43.228
Note, WebLog generation is not included in the time.

CASA logs for stage 7