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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 5.85 5.711/6.63 6.185 ± 0.6093
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.854 5.329/6.625 6.001 ± 0.6636
ea06 1342 1342/1342 1342 ± 0 6.127 5.547/6.493 6.097 ± 0.5788
ea07 1342 1342/1342 1342 ± 0 6.19 5.581/6.486 6.13 ± 0.6212
ea08 1342 1342/1342 1342 ± 0.00002837 5.95 5.729/6.733 6.254 ± 0.6419
ea09 1342 1342/1342 1342 ± 0.00001485 5.953 5.399/6.746 6.056 ± 0.6877
ea10 1342 1342/1342 1342 ± 0.000004644 6.083 5.527/6.855 6.206 ± 0.645
ea11 1342 1342/1342 1342 ± 0 6.114 5.461/6.674 6.162 ± 0.683
ea12 1342 1342/1342 1342 ± 0 6.249 5.661/6.745 6.28 ± 0.6705
ea13 1342 1342/1342 1342 ± 0.0000207 5.924 5.811/6.455 6.149 ± 0.5073
ea14 1342 1342/1342 1342 ± 0 6.456 5.823/6.911 6.466 ± 0.7149
ea15 1342 1342/1342 1342 ± 0 5.727 5.118/6.124 5.673 ± 0.6479
ea16 1342 1342/1342 1342 ± 0 6.477 5.76/6.918 6.478 ± 0.7735
ea17 1342 1342/1342 1342 ± 0 6.617 5.995/7.388 6.677 ± 0.7227
ea18 1342 1342/1342 1342 ± 0 5.095 4.704/5.538 5.13 ± 0.5188
ea19 1342 1342/1342 1342 ± 0 6.573 5.867/7.162 6.543 ± 0.6987
ea20 1342 1342/1342 1342 ± 0 6.018 5.757/6.965 6.286 ± 0.6428
ea21 1342 1342/1342 1342 ± 0 6.203 5.616/6.654 6.215 ± 0.6331
ea22 1342 1342/1342 1342 ± 0 6.274 5.506/6.725 6.162 ± 0.6727
ea23 1342 1342/1342 1342 ± 0 6.115 5.742/6.809 6.337 ± 0.701
ea24 1342 1342/1342 1342 ± 0 5.669 5.057/6.276 5.655 ± 0.606
ea26 1342 1342/1342 1342 ± 0.000001842 6.265 5.7/7.066 6.374 ± 0.6983
ea27 1342 1342/1342 1342 ± 0.000009867 6.075 5.644/7.054 6.275 ± 0.7366
ea28 1342 1342/1342 1342 ± 0.00001397 6.014 5.82/7.012 6.416 ± 0.7384
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 ± 0.00002439 5.595 5.514/5.784 5.591 ± 0.3019
4 1342 1342/1342 1342 ± 0.00002885 5.416 5.217/5.572 5.311 ± 0.3644
5 1342 1342/1342 1342 ± 0.00002439 5.657 5.365/5.768 5.556 ± 0.3413
6 1342 1342/1342 1342 ± 0.00002439 5.559 5.367/5.729 5.516 ± 0.2825
7 1342 1342/1342 1342 ± 0.00002439 5.622 5.47/5.795 5.582 ± 0.2875
8 1342 1342/1342 1342 ± 0.00002439 5.527 5.324/5.801 5.521 ± 0.3245
9 1342 1342/1342 1342 ± 0.00002439 5.917 5.668/6.045 5.823 ± 0.3286
10 1342 1342/1342 1342 ± 0.00002439 6.38 6.26/6.476 6.284 ± 0.3386
11 1342 1342/1342 1342 ± 0.00002439 6.565 6.367/6.752 6.526 ± 0.3456
12 1342 1342/1342 1342 ± 0.00002439 6.735 6.417/6.948 6.682 ± 0.3867
13 1342 1342/1342 1342 ± 0.00002439 7.156 6.97/7.452 7.155 ± 0.4182
14 1342 1342/1342 1342 ± 0.00002439 7.382 7.213/7.661 7.364 ± 0.4059
15 1342 1342/1342 1342 ± 0.00002439 7.032 6.793/7.379 7.009 ± 0.4026
16 1342 1342/1342 1342 ± 0.00002439 6.23 6.08/6.471 6.256 ± 0.3924
17 1342 1342/1342 1342 ± 0.00003908 6.122 5.88/6.397 6.145 ± 0.3805
overwrite_modelcol
False
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-04-18 09:33:55.341
End
2025-04-18 10:15:26.697
Duration
0:41:31.356
Note, WebLog generation is not included in the time.

CASA logs for stage 8