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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 6.151 5.743/6.662 6.225 ± 0.5454
ea02 1342 1342/1342 1342 ± 0 6.245 5.858/6.474 6.311 ± 0.5765
ea03 1342 1342/1342 1342 ± 0 6.233 5.562/6.864 6.265 ± 0.679
ea04 1342 1342/1342 1342 ± 0 5.692 5.282/6.189 5.744 ± 0.4956
ea05 1342 1342/1342 1342 ± 0 5.773 5.545/6.593 6.008 ± 0.5741
ea06 1342 1342/1342 1342 ± 0 5.925 5.292/6.233 5.886 ± 0.5922
ea07 1342 1342/1342 1342 ± 0 6.255 5.463/6.411 6.161 ± 0.673
ea08 1342 1342/1342 1342 ± 0 6.463 5.921/6.852 6.48 ± 0.6258
ea09 1342 1342/1342 1342 ± 0 5.903 5.216/6.397 5.859 ± 0.6111
ea10 1342 1342/1342 1342 ± 0 5.628 5.446/6.358 5.841 ± 0.5578
ea11 1342 1342/1342 1342 ± 0.00000425 5.742 5.219/6.524 5.872 ± 0.6553
ea12 1342 1342/1342 1342 ± 0 5.587 5.452/6.381 5.867 ± 0.5193
ea14 1342 1342/1342 1342 ± 0 6.01 5.738/6.644 6.171 ± 0.5137
ea15 1342 1342/1342 1342 ± 0 6.167 5.723/6.731 6.312 ± 0.6661
ea16 1342 1342/1342 1342 ± 0 6.233 5.865/6.748 6.3 ± 0.6425
ea17 1342 1342/1342 1342 ± 0 6.27 5.858/7.112 6.382 ± 0.6571
ea18 1342 1342/1342 1342 ± 0 6.648 6.007/7.292 6.666 ± 0.6558
ea19 1342 1342/1342 1342 ± 0.000002783 5.975 5.67/6.794 6.198 ± 0.5393
ea20 1342 1342/1342 1342 ± 0 6.589 5.942/7.034 6.538 ± 0.6209
ea21 1342 1342/1342 1342 ± 0 5.571 5.235/6.004 5.666 ± 0.4982
ea22 1342 1342/1342 1342 ± 0 5.945 5.506/6.417 5.953 ± 0.5446
ea23 1342 1342/1342 1342 ± 0.000006809 5.864 5.588/6.484 6.102 ± 0.6112
ea24 1342 1342/1342 1342 ± 0 6.187 5.261/6.597 5.981 ± 0.6896
ea25 1342 1342/1342 1342 ± 0 6.638 5.796/7.048 6.597 ± 0.7788
ea27 1342 1342/1342 1342 ± 0 5.751 5.511/6.534 5.969 ± 0.5699
ea28 1342 1342/1342 1342 ± 0 6.493 5.819/7.038 6.466 ± 0.6836
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 ± 0.00002348 5.587 5.435/5.753 5.614 ± 0.2669
5 1342 1342/1342 1342 ± 0.00002348 5.524 5.236/5.701 5.505 ± 0.2947
6 1342 1342/1342 1342 ± 0.00002348 5.576 5.313/5.741 5.529 ± 0.2684
7 1342 1342/1342 1342 ± 0.00002348 5.58 5.375/5.762 5.568 ± 0.2428
8 1342 1342/1342 1342 ± 0.00002348 5.545 5.168/5.655 5.483 ± 0.2795
9 1342 1342/1342 1342 ± 0.00002348 5.806 5.632/5.942 5.782 ± 0.2878
10 1342 1342/1342 1342 ± 0.00002348 6.262 6.095/6.329 6.233 ± 0.2574
11 1342 1342/1342 1342 ± 0.00002348 6.467 6.207/6.652 6.459 ± 0.2725
12 1342 1342/1342 1342 ± 0.00002348 6.62 6.41/6.835 6.634 ± 0.3088
13 1342 1342/1342 1342 ± 0.00002348 7.14 6.799/7.366 7.107 ± 0.344
14 1342 1342/1342 1342 ± 0.00002348 7.047 6.77/7.495 7.113 ± 0.4244
15 1342 1342/1342 1342 ± 0.00002348 6.949 6.602/7.217 6.911 ± 0.3496
16 1342 1342/1342 1342 ± 0.00002412 6.086 5.673/6.359 6.068 ± 0.4322
17 1342 1342/1342 1342 ± 0.00002358 6.113 5.728/6.297 6.052 ± 0.4096
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
Start time
2025-08-12 00:21:59.162
End
2025-08-12 00:51:10.645
Duration
0:29:11.483
Note, WebLog generation is not included in the time.

CASA logs for stage 8