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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.395 5.199/6.104 5.613 ± 0.6654
ea02 1342 1342/1342 1342 ± 0.0000345 5.788 5.214/6.629 5.98 ± 0.7687
ea05 1342 1342/1342 1342 ± 0.000004074 5.667 5.233/6.512 5.851 ± 0.6867
ea06 1342 1342/1342 1342 ± 0.00002086 5.236 4.857/5.619 5.23 ± 0.5516
ea07 1342 1342/1342 1342 ± 0.00004404 5.68 5.272/5.893 5.629 ± 0.7136
ea08 1342 1342/1342 1342 ± 0.00004251 6.154 5.538/6.85 6.27 ± 0.841
ea09 1342 1342/1342 1342 ± 0.00001148 5.027 3.288/5.81 4.696 ± 1.196
ea10 1342 1342/1342 1342 ± 0.00004396 5.487 5.108/6.319 5.658 ± 0.7157
ea11 1342 1342/1342 1342 ± 0 5.977 5.354/6.478 6.019 ± 0.665
ea12 1342 1342/1342 1342 ± 0.00002912 5.619 5.344/6.521 5.869 ± 0.8056
ea13 1342 1342/1342 1342 ± 0.000005513 5.975 5.626/6.288 6.047 ± 0.5825
ea14 1342 1342/1342 1342 ± 0.00003407 6.443 5.725/6.842 6.133 ± 0.9193
ea15 1342 1342/1342 1342 ± 0.00001239 5.427 5.193/6.252 5.758 ± 0.7293
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004491 5.942 5.535/7.02 6.115 ± 0.8744
ea18 1342 1342/1342 1342 ± 0.00003838 4.862 4.595/5.697 5.121 ± 0.6165
ea19 1342 1342/1342 1342 ± 0.000002353 5.834 5.419/6.698 6.015 ± 0.7458
ea20 1342 1342/1342 1342 ± 0.00003006 5.996 5.738/6.968 6.173 ± 0.8479
ea21 1342 1342/1342 1342 ± 0.00001022 5.683 5.322/6.264 5.759 ± 0.7151
ea22 1342 1342/1342 1342 ± 0.00002433 5.481 5.281/6.465 5.814 ± 0.6841
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.341 5.291/5.492 5.337 ± 0.1784
ea26 1342 1342/1342 1342 ± 0.00001402 5.496 5.322/6.425 5.865 ± 0.6243
ea27 1342 1342/1342 1342 ± 0.00004396 5.487 5.024/6.469 5.711 ± 0.7452
ea28 1342 1342/1342 1342 ± 0.00005286 6.439 5.788/6.873 6.188 ± 0.888
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.
5 1342 1342/1342 1342 ± 0.00002726 5.5 5.306/5.705 5.419 ± 0.6015
6 1342 1342/1342 1342 ± 0.000026 5.311 5.152/5.368 5.183 ± 0.4971
7 1342 1342/1342 1342 ± 0.000026 5.242 5.102/5.388 5.182 ± 0.4839
8 1342 1342/1342 1342 ± 0.000026 5.216 5.017/5.346 5.137 ± 0.5076
9 1342 1342/1342 1342 ± 0.000026 5.496 5.424/5.778 5.439 ± 0.5766
10 1342 1342/1342 1342 ± 0.00002543 6 5.816/6.113 5.946 ± 0.3432
11 1342 1342/1342 1342 ± 0.00002543 6.269 6.175/6.39 6.214 ± 0.3412
12 1342 1342/1342 1342 ± 0.00002543 6.457 6.223/6.522 6.375 ± 0.3622
13 1342 1342/1342 1342 ± 0.00002543 6.884 6.469/7.055 6.771 ± 0.3732
14 1342 1342/1342 1342 ± 0.00002543 7.034 6.834/7.225 6.972 ± 0.4048
15 1342 1342/1342 1342 ± 0.000026 6.568 6.458/6.765 6.537 ± 0.4058
16 1342 1342/1342 1342 ± 0.00006095 4.69 4.499/4.952 4.715 ± 0.2909
17 1342 1342/1342 1342 ± 0.00006036 4.944 4.715/5.189 4.958 ± 0.3289
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-02-07 23:57:28.716
End
2025-02-08 00:24:15.371
Duration
0:26:46.655
Note, WebLog generation is not included in the time.

CASA logs for stage 8