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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.077 5.693/6.65 6.216 ± 0.608
ea02 1342 1342/1342 1342 ± 0.00002955 6.126 5.484/6.681 6.045 ± 0.8796
ea03 1342 1342/1342 1342 ± 0 5.568 5.154/6.4 5.713 ± 0.83
ea04 1342 1342/1342 1342 ± 0 5.776 5.279/6.483 5.869 ± 0.6205
ea06 1342 1342/1342 1342 ± 0 6.145 5.632/6.608 6.182 ± 0.6193
ea07 1342 1342/1342 1342 ± 0 6.072 5.498/6.452 6.095 ± 0.621
ea08 1342 1342/1342 1342 ± 0 6.182 5.708/6.851 6.322 ± 0.7391
ea09 1342 1342/1342 1342 ± 0 6.023 5.455/6.787 6.1 ± 0.6991
ea10 1342 1342/1342 1342 ± 0 6.105 5.48/6.738 6.082 ± 0.7187
ea11 1342 1342/1342 1342 ± 0 6.248 5.433/6.707 6.163 ± 0.7651
ea12 1342 1342/1342 1342 ± 0 6.065 5.568/6.688 6.193 ± 0.7405
ea13 1342 1342/1342 1342 ± 0 5.968 5.746/6.497 6.123 ± 0.5574
ea14 1342 1342/1342 1342 ± 0 6.4 5.662/6.873 6.369 ± 0.7141
ea15 1342 1342/1342 1342 ± 0 5.605 5.02/5.964 5.559 ± 0.6856
ea16 1342 1342/1342 1342 ± 0 6.177 5.714/6.799 6.301 ± 0.7407
ea17 1342 1342/1342 1342 ± 0 6.542 6.153/7.363 6.74 ± 0.6901
ea18 1342 1342/1342 1342 ± 0 4.522 4.257/4.924 4.62 ± 0.4302
ea19 1342 1342/1342 1342 ± 0.000007743 6.291 5.802/6.914 6.42 ± 0.721
ea20 1342 1342/1342 1342 ± 0 5.976 5.647/6.717 6.114 ± 0.7837
ea21 1342 1342/1342 1342 ± 0 6.015 5.629/6.612 6.153 ± 0.63
ea22 1342 1342/1342 1342 ± 0 6.364 5.55/6.783 6.238 ± 0.7215
ea23 1342 1342/1342 1342 ± 0 6.198 5.702/6.668 6.238 ± 0.7949
ea24 1342 1342/1342 1342 ± 0 5.907 5.196/6.396 5.823 ± 0.5808
ea25 1342 1342/1342 1342 ± 0 6.62 5.743/7.12 6.531 ± 0.8235
ea26 1342 1342/1342 1342 ± 0 6.368 5.824/7.205 6.454 ± 0.7222
ea27 1342 1342/1342 1342 ± 0 6.032 5.526/6.876 6.149 ± 0.7903
ea28 1342 1342/1342 1342 ± 0 6.138 5.798/6.939 6.372 ± 0.7811
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 ± 0.00002306 5.64 5.453/5.877 5.593 ± 0.3418
3 1342 1342/1342 1342 ± 0.00002661 4.985 4.546/5.366 4.956 ± 0.6117
4 1342 1342/1342 1342 ± 0.00002436 5.417 5.167/5.601 5.375 ± 0.4405
5 1342 1342/1342 1342 ± 0.00002306 5.644 5.334/5.771 5.545 ± 0.3925
6 1342 1342/1342 1342 ± 0.00002306 5.572 5.324/5.732 5.497 ± 0.3332
7 1342 1342/1342 1342 ± 0.00002306 5.655 5.422/5.742 5.561 ± 0.3356
8 1342 1342/1342 1342 ± 0.00002306 5.551 5.324/5.778 5.516 ± 0.3731
9 1342 1342/1342 1342 ± 0.00002306 5.931 5.693/6.075 5.837 ± 0.4006
10 1342 1342/1342 1342 ± 0.00002306 6.412 6.207/6.503 6.284 ± 0.4187
11 1342 1342/1342 1342 ± 0.00002306 6.626 6.397/6.751 6.516 ± 0.4258
12 1342 1342/1342 1342 ± 0.00002306 6.775 6.547/6.813 6.658 ± 0.4564
13 1342 1342/1342 1342 ± 0.00002306 7.222 6.996/7.456 7.151 ± 0.4918
14 1342 1342/1342 1342 ± 0.00002306 7.45 7.291/7.704 7.375 ± 0.5013
15 1342 1342/1342 1342 ± 0.00002306 7.084 6.914/7.315 7.018 ± 0.4685
16 1342 1342/1342 1342 ± 0.00002306 6.35 6.152/6.701 6.339 ± 0.4551
17 1342 1342/1342 1342 ± 0.00002376 6.292 6.08/6.569 6.292 ± 0.4509
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
overwrite_modelcol
False
Start time
2025-05-23 20:41:06.800
End
2025-05-23 22:03:32.156
Duration
1:22:25.356
Note, WebLog generation is not included in the time.

CASA logs for stage 8