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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 6.167 5.558/6.676 6.167 ± 0.696
ea02 1342 1342/1342 1342 ± 0.00003026 6.247 5.572/6.398 6.116 ± 0.6287
ea03 1342 1342/1342 1342 ± 0 6.097 5.432/6.664 6.086 ± 0.7343
ea04 1342 1342/1342 1342 ± 0 5.558 5.2/5.988 5.617 ± 0.59
ea05 1342 1342/1342 1342 ± 0 6.021 5.28/6.578 5.9 ± 0.6767
ea06 1342 1342/1342 1342 ± 0 5.979 5.096/6.051 5.739 ± 0.6285
ea07 1342 1342/1342 1342 ± 0 6.013 5.161/6.183 5.841 ± 0.6927
ea08 1342 1342/1342 1342 ± 0 6.437 5.644/6.797 6.33 ± 0.6793
ea09 1342 1342/1342 1342 ± 0.000001254 5.625 5.135/6.355 5.787 ± 0.6531
ea10 1342 1342/1342 1342 ± 0 5.411 5.136/6.076 5.531 ± 0.5948
ea11 1342 1342/1342 1342 ± 0 5.493 5.075/6.134 5.576 ± 0.6528
ea13 1342 1342/1342 1342 ± 0 6.325 5.599/6.412 6.095 ± 0.5903
ea14 1342 1342/1342 1342 ± 0 6.025 5.615/6.47 6.102 ± 0.5338
ea15 1342 1342/1342 1342 ± 0.000001254 6.231 5.638/6.749 6.273 ± 0.7168
ea16 1342 1342/1342 1342 ± 0 6.245 5.665/6.689 6.23 ± 0.6823
ea17 1342 1342/1342 1342 ± 0 6.211 5.809/7.019 6.284 ± 0.7063
ea18 1342 1342/1342 1342 ± 0 6.573 5.905/7.246 6.502 ± 0.715
ea19 1342 1342/1342 1342 ± 0 5.988 5.381/6.585 5.967 ± 0.7026
ea20 1342 1342/1342 1342 ± 0 6.141 5.472/6.533 6.019 ± 0.6571
ea21 1342 1342/1342 1342 ± 0 5.468 5.145/5.931 5.605 ± 0.5095
ea22 1342 1342/1342 1342 ± 0 6.366 5.629/6.74 6.191 ± 0.6456
ea23 1342 1342/1342 1342 ± 0 6.012 5.46/6.311 6.026 ± 0.6691
ea24 1342 1342/1342 1342 ± 0 6.138 5.39/6.53 5.962 ± 0.6172
ea25 1342 1342/1342 1342 ± 0 6.583 5.727/7 6.527 ± 0.7963
ea27 1342 1342/1342 1342 ± 0 5.813 5.353/6.452 5.898 ± 0.6365
ea28 1342 1342/1342 1342 ± 0 6.308 5.713/6.948 6.355 ± 0.6612
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 5.515 5.348/5.677 5.523 ± 0.2468
3 1342 1342/1342 1342 ± 0.00003146 4.098 3.879/4.616 4.242 ± 0.5919
4 1342 1342/1342 1342 ± 0.000025 5.199 5.029/5.443 5.243 ± 0.2752
5 1342 1342/1342 1342 ± 0.00002351 5.311 5.082/5.515 5.301 ± 0.2917
6 1342 1342/1342 1342 ± 0.00002383 5.373 5.134/5.638 5.376 ± 0.3098
7 1342 1342/1342 1342 ± 0.00002348 5.524 5.287/5.674 5.468 ± 0.2584
8 1342 1342/1342 1342 ± 0.00002348 5.419 5.176/5.622 5.406 ± 0.2812
9 1342 1342/1342 1342 ± 0.00002348 5.696 5.591/5.923 5.715 ± 0.2813
10 1342 1342/1342 1342 ± 0.00002348 6.178 6.048/6.258 6.152 ± 0.2482
11 1342 1342/1342 1342 ± 0.00002365 6.398 6.159/6.521 6.357 ± 0.2738
12 1342 1342/1342 1342 ± 0.00002348 6.518 6.317/6.694 6.501 ± 0.3262
13 1342 1342/1342 1342 ± 0.00002348 6.952 6.734/7.179 6.939 ± 0.3224
14 1342 1342/1342 1342 ± 0.00002348 7.165 6.9/7.439 7.142 ± 0.346
15 1342 1342/1342 1342 ± 0.00002348 6.869 6.612/7.235 6.881 ± 0.3778
16 1342 1342/1342 1342 ± 0.00002348 6.283 6.003/6.556 6.252 ± 0.4014
17 1342 1342/1342 1342 ± 0.00002348 6.28 6.036/6.449 6.232 ± 0.3712
statwtmode
VLASS-SE
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-07-29 04:57:39.221
End
2025-07-29 05:49:12.338
Duration
0:51:33.117
Note, WebLog generation is not included in the time.

CASA logs for stage 8