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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.331 5.856/6.93 6.308 ± 0.7089
ea02 1342 1342/1342 1342 ± 0 6.433 5.721/6.629 6.262 ± 0.745
ea03 1342 1342/1342 1342 ± 0.00001654 5.986 5.527/6.707 6.127 ± 0.7853
ea04 1342 1342/1342 1342 ± 0 5.684 5.208/6.139 5.692 ± 0.6632
ea05 1342 1342/1342 1342 ± 0 5.986 5.576/6.565 6.057 ± 0.7028
ea06 1342 1342/1342 1342 ± 0 5.841 5.239/6.17 5.766 ± 0.7213
ea07 1342 1342/1342 1342 ± 0 6.298 5.465/6.674 6.135 ± 0.7661
ea08 1342 1342/1342 1342 ± 0 6.613 5.863/6.977 6.569 ± 0.6693
ea09 1342 1342/1342 1342 ± 0 5.771 5.291/6.501 5.779 ± 1.019
ea10 1342 1342/1342 1342 ± 0 5.806 5.356/6.264 5.762 ± 0.7567
ea11 1342 1342/1342 1342 ± 0 5.822 5.515/6.602 5.977 ± 0.7448
ea12 1342 1342/1342 1342 ± 0 5.662 5.434/6.288 5.842 ± 0.6777
ea13 1342 1342/1342 1342 ± 0 6.342 5.71/6.489 6.002 ± 1.028
ea14 1342 1342/1342 1342 ± 0 6.168 5.765/6.694 6.225 ± 0.7165
ea15 1342 1342/1342 1342 ± 0 6.846 6.774/7.478 7.053 ± 0.448
ea17 1342 1342/1342 1342 ± 0 6.38 5.935/6.995 6.43 ± 0.7874
ea18 1342 1342/1342 1342 ± 0 6.401 5.965/7.016 6.526 ± 0.6804
ea19 1342 1342/1342 1342 ± 0 6.024 5.674/6.675 6.15 ± 0.6995
ea20 1342 1342/1342 1342 ± 0 6.564 6.061/7.155 6.635 ± 0.7157
ea21 1342 1342/1342 1342 ± 0 5.487 5.222/6.012 5.593 ± 0.5873
ea22 1342 1342/1342 1342 ± 0 6.13 5.632/6.553 6.139 ± 0.6483
ea23 1342 1342/1342 1342 ± 0.000007294 6.177 5.687/6.481 6.15 ± 0.7664
ea24 1342 1342/1342 1342 ± 0 6.297 5.264/6.694 6.038 ± 0.6714
ea25 1342 1342/1342 1342 ± 0 6.453 5.833/7.077 6.528 ± 0.8592
ea27 1342 1342/1342 1342 ± 0 5.647 5.382/6.418 5.787 ± 0.6798
ea28 1342 1342/1342 1342 ± 0 6.369 5.917/7.216 6.532 ± 0.753
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 ± 0.00002392 5.647 5.442/5.792 5.634 ± 0.256
3 1342 1342/1342 1342 ± 0.00002439 4.529 4.233/5.047 4.533 ± 0.7502
4 1342 1342/1342 1342 ± 0.00002559 5.511 5.248/5.762 5.553 ± 0.3233
5 1342 1342/1342 1342 ± 0.00002392 5.707 5.301/5.88 5.634 ± 0.3052
6 1342 1342/1342 1342 ± 0.00002392 5.531 5.342/5.811 5.557 ± 0.2856
7 1342 1342/1342 1342 ± 0.00002392 5.664 5.474/5.872 5.643 ± 0.2599
8 1342 1342/1342 1342 ± 0.00002392 5.578 5.279/5.827 5.558 ± 0.3113
9 1342 1342/1342 1342 ± 0.00002392 5.832 5.665/6.085 5.85 ± 0.3027
10 1342 1342/1342 1342 ± 0.00002348 6.352 6.145/6.465 6.34 ± 0.2778
11 1342 1342/1342 1342 ± 0.00002348 6.529 6.337/6.697 6.546 ± 0.2839
12 1342 1342/1342 1342 ± 0.00002348 6.688 6.449/6.839 6.681 ± 0.3317
13 1342 1342/1342 1342 ± 0.00002348 7.18 6.901/7.501 7.177 ± 0.3585
14 1342 1342/1342 1342 ± 0.00002348 7.367 7.038/7.696 7.337 ± 0.3667
15 1342 1342/1342 1342 ± 0.00002348 7.065 6.682/7.391 7.024 ± 0.3768
16 1342 1342/1342 1342 ± 0.00002404 6.438 6.014/6.883 6.429 ± 0.4397
17 1342 1342/1342 1342 ± 0.00002355 6.402 6.088/6.755 6.403 ± 0.4056
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
Start time
2025-07-29 07:27:16.820
End
2025-07-29 08:15:47.297
Duration
0:48:30.478
Note, WebLog generation is not included in the time.

CASA logs for stage 8