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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.372 5.268/6.097 5.504 ± 0.7203
ea02 1342 1342/1342 1342 ± 0.00004292 5.793 5.273/6.584 5.732 ± 0.8868
ea03 1342 1342/1342 1342 ± 0.00002375 4.975 4.63/5.904 5.098 ± 0.7567
ea04 1342 1342/1342 1342 ± 0.00003353 5.386 5.093/6.122 5.403 ± 0.8032
ea05 1342 1342/1342 1342 ± 0.00002831 5.448 5.108/6.395 5.59 ± 0.8612
ea06 1342 1342/1342 1342 ± 0.000006658 4.386 4.194/4.881 4.367 ± 0.5972
ea07 1342 1342/1342 1342 ± 0.0000426 5.842 5.24/6.174 5.699 ± 0.8108
ea08 1342 1342/1342 1342 ± 0.00004253 6.049 5.527/6.783 5.937 ± 0.954
ea09 1342 1342/1342 1342 ± 0.00002921 5.495 5.07/6.239 5.48 ± 0.7889
ea10 1342 1342/1342 1342 ± 0.00004256 5.883 5.25/6.678 5.774 ± 0.9195
ea11 1342 1342/1342 1342 ± 0.000008383 5.451 4.935/6.255 5.491 ± 0.9716
ea12 1342 1342/1342 1342 ± 0.00004104 5.608 5.314/6.523 5.699 ± 0.8801
ea13 1342 1342/1342 1342 ± 0.00002674 5.896 5.604/6.259 5.79 ± 0.8242
ea14 1342 1342/1342 1342 ± 0 5.678 5.105/6.281 5.608 ± 0.8267
ea15 1342 1342/1342 1342 ± 0.00000774 3.692 3.563/4.652 3.962 ± 0.867
ea16 1342 1342/1342 1342 ± 0.00003643 5.791 5.561/6.697 5.889 ± 0.9656
ea17 1342 1342/1342 1342 ± 0.00001025 6.082 5.554/7.352 6.118 ± 1.101
ea18 1342 1342/1342 1342 ± 0.00004197 4.746 4.448/5.465 4.816 ± 0.5993
ea19 1342 1342/1342 1342 ± 0.00002026 5.364 5.198/6.239 5.566 ± 0.8049
ea20 1342 1342/1342 1342 ± 0.00002448 5.964 5.798/7.002 6.048 ± 1.051
ea21 1342 1342/1342 1342 ± 0.00003616 5.742 5.051/6.294 5.603 ± 0.8749
ea23 1342 1342/1342 1342 ± 0.00004132 5.542 5.308/5.676 5.314 ± 0.6607
ea24 1342 1342/1342 1342 ± 0.00003694 5.619 5.273/6.308 5.608 ± 0.8303
ea25 1342 1342/1342 1342 ± 0.00004244 5.546 5.258/6.27 5.525 ± 0.8121
ea26 1342 1342/1342 1342 ± 0.00003096 5.927 5.518/6.732 5.856 ± 0.8956
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004264 5.381 5.136/6.248 5.491 ± 0.7717
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 ± 0.00002382 5.378 5.103/5.544 5.234 ± 0.4894
5 1342 1342/1342 1342 ± 0.00002382 5.38 5.122/5.586 5.26 ± 0.5456
6 1342 1342/1342 1342 ± 0.00002382 5.298 4.968/5.52 5.156 ± 0.4947
7 1342 1342/1342 1342 ± 0.00002382 5.262 5.096/5.522 5.22 ± 0.4783
8 1342 1342/1342 1342 ± 0.00002382 5.261 5.128/5.453 5.203 ± 0.4934
9 1342 1342/1342 1342 ± 0.00002382 5.704 5.335/5.861 5.494 ± 0.5352
10 1342 1342/1342 1342 ± 0.00002382 5.953 5.526/6.154 5.783 ± 0.5735
11 1342 1342/1342 1342 ± 0.00002382 6.165 6/6.318 6.073 ± 0.5306
12 1342 1342/1342 1342 ± 0.00002382 6.298 6.126/6.654 6.262 ± 0.5824
13 1342 1342/1342 1342 ± 0.00002382 6.699 6.452/6.868 6.564 ± 0.5391
14 1342 1342/1342 1342 ± 0.00002468 6.66 6.23/6.867 6.51 ± 0.6123
15 1342 1342/1342 1342 ± 0.00002401 6.427 6.106/6.814 6.341 ± 0.6958
16 1342 1342/1342 1342 ± 0.00005935 3.899 3.745/4.014 3.814 ± 0.4032
17 1342 1342/1342 1342 ± 0.00006034 4.051 3.897/4.183 3.985 ± 0.39
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
datacolumn
residual_data
Start time
2025-01-11 12:30:27.471
End
2025-01-11 13:45:09.077
Duration
1:14:41.606
Note, WebLog generation is not included in the time.

CASA logs for stage 8