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

Statwt Summary Plot

VLASS2.1.sb38513454.eb38563508.59068.92709877314_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 5.514 5.281/6.009 5.705 ± 0.5097
ea02 1342 1342/1342 1342 ± 0 5.645 5.359/6.46 5.935 ± 0.6434
ea04 1342 1342/1342 1342 ± 0.000006803 5.476 5.097/5.942 5.589 ± 0.5489
ea05 1342 1342/1342 1342 ± 0 5.801 5.318/6.277 5.851 ± 0.6002
ea06 1342 1342/1342 1342 ± 0 4.968 4.738/5.429 5.103 ± 0.4286
ea07 1342 1342/1342 1342 ± 0 5.67 5.422/5.906 5.784 ± 0.4576
ea08 1342 1342/1342 1342 ± 0 5.903 5.567/6.729 6.171 ± 0.6683
ea09 1342 1342/1342 1342 ± 0 4.765 4.632/5.516 4.997 ± 0.4491
ea10 1342 1342/1342 1342 ± 0.000001703 5.627 5.191/6.374 5.78 ± 0.6101
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.916 5.51/6.405 6.082 ± 0.6327
ea13 1342 1342/1342 1342 ± 0 5.959 5.74/6.341 6.131 ± 0.4903
ea14 1342 1342/1342 1342 ± 0 6.559 6.418/6.942 6.631 ± 0.3655
ea15 1342 1342/1342 1342 ± 0 5.718 5.333/6.343 5.917 ± 0.6665
ea16 1342 1342/1342 1342 ± 0 4.793 4.256/5.025 4.732 ± 0.5705
ea17 1342 1342/1342 1342 ± 0.00002484 6.116 5.771/6.706 6.288 ± 0.6219
ea18 1342 1342/1342 1342 ± 0 5.245 4.899/5.695 5.333 ± 0.532
ea19 1342 1342/1342 1342 ± 0 5.978 5.495/6.586 6.104 ± 0.6158
ea20 1342 1342/1342 1342 ± 0 6.126 5.896/6.913 6.378 ± 0.6447
ea21 1342 1342/1342 1342 ± 0 5.653 5.34/6.283 5.847 ± 0.583
ea22 1342 1342/1342 1342 ± 0 5.41 5.216/6.348 5.75 ± 0.6441
ea23 1342 1342/1342 1342 ± 0 5.965 5.418/6.386 6.024 ± 0.6707
ea25 1342 1342/1342 1342 ± 0 5.377 5.31/5.438 5.358 ± 0.1568
ea26 1342 1342/1342 1342 ± 0 5.66 5.478/6.445 5.937 ± 0.5719
ea27 1342 1342/1342 1342 ± 0.00004026 5.559 5.27/6.42 5.802 ± 0.5892
ea28 1342 1342/1342 1342 ± 0.00005212 6.571 6.102/7.037 6.485 ± 0.5636
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 ± 0.00002492 5.377 5.231/5.669 5.362 ± 0.3874
3 1342 1342/1342 1342 ± 0.00002546 5.385 5.158/5.67 5.389 ± 0.3232
4 1342 1342/1342 1342 ± 0.00002492 5.242 5.123/5.448 5.224 ± 0.3664
5 1342 1342/1342 1342 ± 0.00002492 5.391 5.147/5.502 5.332 ± 0.3965
6 1342 1342/1342 1342 ± 0.00002492 5.335 5.009/5.445 5.225 ± 0.4265
7 1342 1342/1342 1342 ± 0.00002492 5.31 5.127/5.48 5.257 ± 0.4193
8 1342 1342/1342 1342 ± 0.00002492 5.345 5.004/5.433 5.224 ± 0.4103
9 1342 1342/1342 1342 ± 0.00002492 5.587 5.28/5.827 5.517 ± 0.4242
10 1342 1342/1342 1342 ± 0.00002442 6.074 5.832/6.2 5.957 ± 0.4115
11 1342 1342/1342 1342 ± 0.00002442 6.327 5.903/6.424 6.189 ± 0.4682
12 1342 1342/1342 1342 ± 0.00002442 6.485 6.033/6.604 6.353 ± 0.4661
13 1342 1342/1342 1342 ± 0.00002442 6.847 6.574/7.107 6.762 ± 0.4905
14 1342 1342/1342 1342 ± 0.00002442 6.979 6.815/7.26 6.904 ± 0.5137
15 1342 1342/1342 1342 ± 0.00002442 6.76 6.443/6.892 6.546 ± 0.5215
16 1342 1342/1342 1342 ± 0.00004325 5.851 5.52/6.188 5.792 ± 0.4577
17 1342 1342/1342 1342 ± 0.00004077 5.743 5.523/6.137 5.743 ± 0.4181
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-04-24 01:25:30.335
End
2024-04-24 01:47:49.320
Duration
0:22:18.984
Note, WebLog generation is not included in the time.

CASA logs for stage 7