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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.355 5.038/5.813 5.455 ± 0.5079
ea02 1342 1342/1342 1342 ± 0 5.624 5.198/6.219 5.713 ± 0.618
ea04 1342 1342/1342 1342 ± 0 5.18 4.86/5.835 5.398 ± 0.5553
ea05 1342 1342/1342 1342 ± 0 5.54 5.114/6.062 5.626 ± 0.5995
ea06 1342 1342/1342 1342 ± 0 4.796 4.548/5.2 4.887 ± 0.3961
ea07 1342 1342/1342 1342 ± 0 5.649 5.262/5.979 5.701 ± 0.5334
ea08 1342 1342/1342 1342 ± 0 5.531 5.3/6.4 5.854 ± 0.651
ea09 1342 1342/1342 1342 ± 0 5.436 4.96/6.094 5.578 ± 0.6478
ea10 1342 1342/1342 1342 ± 0.00001553 5.638 5.036/6.294 5.667 ± 0.6564
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.48 5.088/6.134 5.693 ± 0.636
ea13 1342 1342/1342 1342 ± 0 5.838 5.414/6.133 5.874 ± 0.5023
ea14 1342 1342/1342 1342 ± 0 5.576 4.999/6.132 5.613 ± 0.6204
ea15 1342 1342/1342 1342 ± 0 5.301 4.827/5.926 5.456 ± 0.6605
ea16 1342 1342/1342 1342 ± 0 5.863 5.371/6.32 5.948 ± 0.7168
ea17 1342 1342/1342 1342 ± 0 5.643 5.247/6.141 5.779 ± 0.6047
ea18 1342 1342/1342 1342 ± 0 4.818 4.507/5.368 4.952 ± 0.5209
ea19 1342 1342/1342 1342 ± 0 5.633 5.221/6.235 5.787 ± 0.594
ea20 1342 1342/1342 1342 ± 0 5.84 5.383/6.468 5.943 ± 0.6649
ea21 1342 1342/1342 1342 ± 0 5.449 5.132/6.058 5.603 ± 0.5714
ea22 1342 1342/1342 1342 ± 0 5.506 5.074/6.15 5.614 ± 0.6255
ea23 1342 1342/1342 1342 ± 0 5.691 5.185/6.21 5.8 ± 0.6555
ea25 1342 1342/1342 1342 ± 0 5.367 4.929/5.848 5.442 ± 0.5863
ea26 1342 1342/1342 1342 ± 0 5.854 5.408/6.455 5.95 ± 0.6618
ea27 1342 1342/1342 1342 ± 0.00003255 5.398 5.027/6.103 5.544 ± 0.5668
ea28 1342 1342/1342 1342 ± 0 5.402 5.156/6.229 5.646 ± 0.6261
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 ± 0.00002431 5.024 4.908/5.283 5.056 ± 0.2308
3 1342 1342/1342 1342 ± 0.00002431 4.937 4.81/5.168 4.958 ± 0.2348
4 1342 1342/1342 1342 ± 0.00002481 5.091 4.9/5.312 5.045 ± 0.3033
5 1342 1342/1342 1342 ± 0.00002431 5.121 4.871/5.196 5.083 ± 0.2958
6 1342 1342/1342 1342 ± 0.00002431 5.13 4.943/5.283 5.105 ± 0.2781
7 1342 1342/1342 1342 ± 0.00002431 5.074 4.967/5.238 5.095 ± 0.2318
8 1342 1342/1342 1342 ± 0.00002431 5.144 4.91/5.23 5.074 ± 0.2639
9 1342 1342/1342 1342 ± 0.00002431 5.408 5.26/5.626 5.374 ± 0.2941
10 1342 1342/1342 1342 ± 0.00002431 5.79 5.676/6.003 5.794 ± 0.3066
11 1342 1342/1342 1342 ± 0.00002431 6.077 5.902/6.175 6.009 ± 0.3166
12 1342 1342/1342 1342 ± 0.00002431 6.228 6.018/6.394 6.171 ± 0.3383
13 1342 1342/1342 1342 ± 0.00002431 6.603 6.483/6.77 6.573 ± 0.3474
14 1342 1342/1342 1342 ± 0.00002431 6.821 6.572/6.911 6.728 ± 0.3854
15 1342 1342/1342 1342 ± 0.00002431 6.362 6.157/6.524 6.311 ± 0.3557
16 1342 1342/1342 1342 ± 0.00003279 5.751 5.594/6.003 5.769 ± 0.3083
17 1342 1342/1342 1342 ± 0.00003038 5.804 5.618/6.001 5.793 ± 0.3136
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-01-15 22:44:24.075
End
2025-01-15 23:17:51.225
Duration
0:33:27.150
Note, WebLog generation is not included in the time.

CASA logs for stage 8