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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.434 5.24/5.934 5.648 ± 0.5178
ea02 1342 1342/1342 1342 ± 0.000004216 5.71 5.347/6.428 5.909 ± 0.6694
ea04 1342 1342/1342 1342 ± 0 5.541 5.182/6.136 5.723 ± 0.558
ea05 1342 1342/1342 1342 ± 0 5.493 5.104/6.029 5.606 ± 0.5773
ea06 1342 1342/1342 1342 ± 0 4.903 4.679/5.311 4.987 ± 0.3733
ea07 1342 1342/1342 1342 ± 0 5.858 5.398/6.158 5.901 ± 0.5769
ea08 1342 1342/1342 1342 ± 0.000008329 5.73 5.402/6.568 6.005 ± 0.687
ea09 1342 1342/1342 1342 ± 0 5.548 5.139/6.25 5.699 ± 0.6306
ea10 1342 1342/1342 1342 ± 0 5.847 5.259/6.496 5.851 ± 0.6813
ea11 1342 1342/1342 1342 ± 0 5.801 5.118/6.305 5.778 ± 0.6665
ea12 1342 1342/1342 1342 ± 0 6.364 6.15/6.771 6.447 ± 0.3949
ea13 1342 1342/1342 1342 ± 0 5.767 5.644/6.322 6.026 ± 0.5227
ea14 1342 1342/1342 1342 ± 0 5.654 5.162/6.217 5.74 ± 0.6483
ea15 1342 1342/1342 1342 ± 0 5.661 5.15/6.278 5.783 ± 0.6967
ea16 1342 1342/1342 1342 ± 0 5.94 5.486/6.602 6.097 ± 0.7122
ea17 1342 1342/1342 1342 ± 0.00002137 5.869 5.486/6.382 6.025 ± 0.6247
ea18 1342 1342/1342 1342 ± 0 4.971 4.645/5.565 5.125 ± 0.5165
ea19 1342 1342/1342 1342 ± 0 5.713 5.307/6.327 5.905 ± 0.6064
ea20 1342 1342/1342 1342 ± 0 6.026 5.598/6.626 6.153 ± 0.6385
ea21 1342 1342/1342 1342 ± 0 5.524 5.175/6.059 5.638 ± 0.5553
ea22 1342 1342/1342 1342 ± 0.000002109 5.411 5.188/6.301 5.713 ± 0.6621
ea23 1342 1342/1342 1342 ± 0 5.935 5.377/6.314 5.984 ± 0.6654
ea25 1342 1342/1342 1342 ± 0 5.534 5.123/6.011 5.622 ± 0.591
ea26 1342 1342/1342 1342 ± 0 5.82 5.582/6.67 6.096 ± 0.6738
ea27 1342 1342/1342 1342 ± 0.00002404 5.563 5.271/6.326 5.743 ± 0.5887
ea28 1342 1342/1342 1342 ± 0.00002845 5.529 5.309/6.374 5.822 ± 0.6596
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 ± 0.00002394 5.261 5.087/5.486 5.25 ± 0.2487
3 1342 1342/1342 1342 ± 0.00002394 5.155 5.006/5.37 5.161 ± 0.2418
4 1342 1342/1342 1342 ± 0.00002394 5.187 4.98/5.338 5.153 ± 0.2741
5 1342 1342/1342 1342 ± 0.00002394 5.303 5.062/5.447 5.275 ± 0.2906
6 1342 1342/1342 1342 ± 0.00002394 5.255 5.113/5.41 5.211 ± 0.2889
7 1342 1342/1342 1342 ± 0.00002394 5.283 5.165/5.43 5.277 ± 0.256
8 1342 1342/1342 1342 ± 0.00002394 5.297 5.168/5.408 5.254 ± 0.2667
9 1342 1342/1342 1342 ± 0.00002394 5.528 5.402/5.791 5.533 ± 0.3059
10 1342 1342/1342 1342 ± 0.00002349 5.963 5.839/6.139 5.962 ± 0.2993
11 1342 1342/1342 1342 ± 0.00002349 6.256 6.04/6.316 6.175 ± 0.3075
12 1342 1342/1342 1342 ± 0.00002349 6.398 6.204/6.509 6.335 ± 0.3326
13 1342 1342/1342 1342 ± 0.00002349 6.818 6.646/6.945 6.76 ± 0.3496
14 1342 1342/1342 1342 ± 0.00002349 7.027 6.784/7.204 6.942 ± 0.3956
15 1342 1342/1342 1342 ± 0.00002349 6.664 6.365/6.772 6.556 ± 0.3968
16 1342 1342/1342 1342 ± 0.0000339 5.836 5.585/6.209 5.854 ± 0.3743
17 1342 1342/1342 1342 ± 0.00003245 5.924 5.613/6.155 5.877 ± 0.34
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 06:15:37.505
End
2024-05-01 07:05:45.043
Duration
0:50:07.539
Note, WebLog generation is not included in the time.

CASA logs for stage 7