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 5.509 5.28/5.861 5.65 ± 0.4738
ea02 1342 1342/1342 1342 ± 0 5.851 5.539/6.389 5.993 ± 0.5267
ea04 1342 1342/1342 1342 ± 0.000006058 5.599 5.236/6.168 5.739 ± 0.5009
ea05 1342 1342/1342 1342 ± 0.000001511 5.75 5.377/6.07 5.762 ± 0.4612
ea06 1342 1342/1342 1342 ± 0 2.955 2.898/3.179 3.041 ± 0.1815
ea07 1342 1342/1342 1342 ± 0 5.516 5.356/5.718 5.526 ± 0.2062
ea08 1342 1342/1342 1342 ± 0 5.704 5.463/6.333 5.916 ± 0.5304
ea09 1342 1342/1342 1342 ± 0 4.736 4.655/5.163 4.876 ± 0.2712
ea10 1342 1342/1342 1342 ± 0.00000152 5.445 5.213/6.186 5.669 ± 0.4959
ea11 1342 1342/1342 1342 ± 0 5.797 5.558/6.337 5.945 ± 0.5039
ea12 1342 1342/1342 1342 ± 0 5.64 5.257/5.875 5.64 ± 0.382
ea13 1342 1342/1342 1342 ± 0 6.113 5.791/6.29 6.109 ± 0.4122
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 4.998 4.935/5.212 5.047 ± 0.2282
ea17 1342 1342/1342 1342 ± 0.000004229 6.02 5.719/6.38 6.135 ± 0.5066
ea18 1342 1342/1342 1342 ± 0 5.095 4.84/5.393 5.134 ± 0.3662
ea19 1342 1342/1342 1342 ± 0 6.243 5.92/6.533 6.242 ± 0.332
ea21 1342 1342/1342 1342 ± 0 5.785 5.53/6.3 5.949 ± 0.4817
ea22 1342 1342/1342 1342 ± 0 5.378 5.156/5.837 5.489 ± 0.4361
ea23 1342 1342/1342 1342 ± 0 5.953 5.557/6.514 6.07 ± 0.6007
ea25 1342 1342/1342 1342 ± 0 5.407 5.332/5.525 5.404 ± 0.1593
ea26 1342 1342/1342 1342 ± 0 5.623 5.383/6.075 5.731 ± 0.3812
ea27 1342 1342/1342 1342 ± 0.00001549 5.363 5.102/6.041 5.549 ± 0.4712
ea28 1342 1342/1342 1342 ± 0 5.684 5.448/6.362 5.905 ± 0.5508
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 ± 0.00002619 5.572 5.358/5.682 5.489 ± 0.3053
3 1342 1342/1342 1342 ± 0.00003176 5.305 5.096/5.612 5.372 ± 0.3314
4 1342 1342/1342 1342 ± 0.00002652 5.318 5.156/5.539 5.341 ± 0.3461
5 1342 1342/1342 1342 ± 0.00002619 5.383 5.234/5.559 5.371 ± 0.2956
6 1342 1342/1342 1342 ± 0.00002619 5.326 5.212/5.391 5.288 ± 0.2654
7 1342 1342/1342 1342 ± 0.00002619 5.358 5.211/5.468 5.317 ± 0.2585
8 1342 1342/1342 1342 ± 0.00002619 5.372 5.08/5.439 5.259 ± 0.3125
9 1342 1342/1342 1342 ± 0.00002619 5.645 5.263/5.76 5.491 ± 0.3771
10 1342 1342/1342 1342 ± 0.00002619 5.842 5.653/6.097 5.685 ± 0.6419
11 1342 1342/1342 1342 ± 0.00002619 6.066 5.791/6.275 5.824 ± 0.7546
12 1342 1342/1342 1342 ± 0.00002619 6.115 5.909/6.335 5.94 ± 0.7818
13 1342 1342/1342 1342 ± 0.00002619 6.56 6.285/6.786 6.284 ± 0.8518
14 1342 1342/1342 1342 ± 0.00002619 6.612 6.373/6.973 6.428 ± 0.8705
15 1342 1342/1342 1342 ± 0.00002619 6.255 6.04/6.593 6.07 ± 0.8554
16 1342 1342/1342 1342 ± 0.00002915 5.704 5.3/5.869 5.487 ± 0.6987
17 1342 1342/1342 1342 ± 0.00002643 5.62 5.411/5.833 5.507 ± 0.6942
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 04:01:26.015
End
2024-03-29 04:33:59.826
Duration
0:32:33.811
Note, WebLog generation is not included in the time.

CASA logs for stage 7