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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.913 5.773/6.74 6.258 ± 0.6854
ea02 1342 1342/1342 1342 ± 0.00004774 6.257 5.775/7.119 6.437 ± 0.8299
ea04 1342 1342/1342 1342 ± 0.00003723 5.365 5.228/6.153 5.693 ± 0.6094
ea05 1342 1342/1342 1342 ± 0.00002181 5.526 5.181/6.375 5.792 ± 0.677
ea06 1342 1342/1342 1342 ± 0.00004177 4.884 4.775/5.505 5.152 ± 0.4557
ea07 1342 1342/1342 1342 ± 0.00003609 6.165 5.734/6.622 6.313 ± 0.7415
ea08 1342 1342/1342 1342 ± 0.0000393 6.309 5.984/7.47 6.727 ± 0.923
ea09 1342 1342/1342 1342 ± 0.00003362 5.999 5.509/6.745 6.078 ± 0.7271
ea10 1342 1342/1342 1342 ± 0.00004233 6.346 5.832/7.255 6.488 ± 0.8075
ea11 1342 1342/1342 1342 ± 0.00003898 6.075 5.565/6.981 6.32 ± 0.8711
ea12 1342 1342/1342 1342 ± 0.00004212 5.911 5.417/6.6 6.03 ± 0.774
ea13 1342 1342/1342 1342 ± 0.00002176 5.887 5.669/6.54 6.215 ± 0.6611
ea14 1342 1342/1342 1342 ± 0.00004232 5.75 5.474/6.686 6.058 ± 0.7719
ea15 1342 1342/1342 1342 ± 0.00003336 5.53 5.318/6.497 5.974 ± 0.7737
ea16 1342 1342/1342 1342 ± 0.00003255 6.1 5.707/6.958 6.281 ± 0.8301
ea17 1342 1342/1342 1342 ± 0.00003972 6.339 6.058/7.62 6.682 ± 0.8965
ea18 1342 1342/1342 1342 ± 0.00004387 5.469 5.081/5.968 5.523 ± 0.5481
ea19 1342 1342/1342 1342 ± 0.00002431 5.856 5.612/6.839 6.154 ± 0.7499
ea20 1342 1342/1342 1342 ± 0.00004211 6.051 5.806/7.045 6.34 ± 0.7769
ea21 1342 1342/1342 1342 ± 0.00003877 5.612 5.415/6.445 5.894 ± 0.7148
ea22 1342 1342/1342 1342 ± 0.00003884 5.676 5.388/6.808 6.015 ± 0.7458
ea23 1342 1342/1342 1342 ± 0.00003734 6.026 5.728/6.891 6.309 ± 0.8596
ea25 1342 1342/1342 1342 ± 0.0000409 6.049 5.868/6.911 6.326 ± 0.7965
ea26 1342 1342/1342 1342 ± 0.00003284 6.079 5.881/7.182 6.418 ± 0.7877
ea27 1342 1342/1342 1342 ± 0.00003716 6.057 5.903/7.089 6.357 ± 0.7367
ea28 1342 1342/1342 1342 ± 0.0000381 6.317 6.007/7.222 6.585 ± 0.8344
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 ± 0.00002351 5.789 5.435/5.943 5.712 ± 0.3299
5 1342 1342/1342 1342 ± 0.00003703 5.588 5.407/5.785 5.592 ± 0.2744
6 1342 1342/1342 1342 ± 0.00002404 5.669 5.416/5.878 5.634 ± 0.336
7 1342 1342/1342 1342 ± 0.00002359 5.737 5.462/5.906 5.666 ± 0.3386
8 1342 1342/1342 1342 ± 0.00002359 5.698 5.35/5.889 5.61 ± 0.3591
9 1342 1342/1342 1342 ± 0.0000249 5.861 5.53/6.091 5.809 ± 0.4007
10 1342 1342/1342 1342 ± 0.00002351 6.465 6.093/6.67 6.361 ± 0.4074
11 1342 1342/1342 1342 ± 0.00002351 6.6 6.492/6.915 6.607 ± 0.4244
12 1342 1342/1342 1342 ± 0.00002394 6.838 6.51/7.101 6.77 ± 0.4475
13 1342 1342/1342 1342 ± 0.00002351 7.24 7.057/7.566 7.236 ± 0.4311
14 1342 1342/1342 1342 ± 0.00002351 7.445 7.265/7.738 7.412 ± 0.4878
15 1342 1342/1342 1342 ± 0.00002496 6.991 6.834/7.222 6.936 ± 0.5143
16 1342 1342/1342 1342 ± 0.00004999 5.003 4.9/5.114 4.997 ± 0.1654
17 1342 1342/1342 1342 ± 0.00005305 5.252 5.09/5.37 5.222 ± 0.2123
statwtmode
VLASS-SE
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-01-07 01:41:27.131
End
2025-01-07 02:40:14.161
Duration
0:58:47.030
Note, WebLog generation is not included in the time.

CASA logs for stage 8