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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.192 5.014/5.77 5.285 ± 0.7921
ea02 1342 1342/1342 1342 ± 0.00004736 5.752 5.242/6.287 5.519 ± 1.038
ea04 1342 1342/1342 1342 ± 0.0000388 5.209 4.891/5.834 5.109 ± 0.994
ea05 1342 1342/1342 1342 ± 0.000009822 5.372 5.019/6.028 5.327 ± 0.8935
ea06 1342 1342/1342 1342 ± 0.00004407 5.068 4.282/5.427 4.656 ± 0.9564
ea07 1342 1342/1342 1342 ± 0.00003202 5.422 5.098/5.995 5.343 ± 0.9572
ea08 1342 1342/1342 1342 ± 0.00004428 5.736 5.357/6.616 5.673 ± 1.181
ea09 1342 1342/1342 1342 ± 0.00002897 5.504 5.075/6.085 5.336 ± 0.9182
ea10 1342 1342/1342 1342 ± 0.00003702 5.281 4.926/6.188 5.36 ± 0.8784
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004235 5.329 5.035/6.383 5.374 ± 1.111
ea13 1342 1342/1342 1342 ± 0.00001408 5.567 5.337/6.207 5.584 ± 0.9465
ea14 1342 1342/1342 1342 ± 0.00001679 5.408 5.192/6.402 5.427 ± 1.049
ea15 1342 1342/1342 1342 ± 0.00003365 5.283 5.051/6.133 5.299 ± 1.154
ea16 1342 1342/1342 1342 ± 0.00002047 5.452 5.236/6.118 5.367 ± 1.008
ea17 1342 1342/1342 1342 ± 0.00004038 5.865 5.262/6.398 5.749 ± 0.9566
ea18 1342 1342/1342 1342 ± 0.00004246 4.835 4.63/5.372 4.796 ± 0.816
ea19 1342 1342/1342 1342 ± 0.000005091 5.559 5.293/6.327 5.561 ± 0.9091
ea20 1342 1342/1342 1342 ± 0.00003746 5.617 5.48/6.595 5.791 ± 1.038
ea21 1342 1342/1342 1342 ± 0.00001682 5.236 5.035/6.073 5.25 ± 0.9146
ea22 1342 1342/1342 1342 ± 0.00003934 5.362 5.078/6.245 5.376 ± 0.9874
ea23 1342 1342/1342 1342 ± 0.00001653 5.371 5.25/6.226 5.544 ± 0.8884
ea25 1342 1342/1342 1342 ± 0.00004532 5.382 4.944/6.042 5.244 ± 0.951
ea27 1342 1342/1342 1342 ± 0.0000436 5.222 4.972/6.162 5.241 ± 0.9706
ea28 1342 1342/1342 1342 ± 0.00004613 5.446 5.239/6.315 5.434 ± 1.06
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 ± 0.00002454 5.17 4.967/5.379 5.148 ± 0.2935
5 1342 1342/1342 1342 ± 0.00003408 5.205 5.077/5.445 5.235 ± 0.3498
6 1342 1342/1342 1342 ± 0.00002454 5.16 5.065/5.287 5.13 ± 0.2944
7 1342 1342/1342 1342 ± 0.00002487 5.197 5.065/5.279 5.167 ± 0.2218
8 1342 1342/1342 1342 ± 0.00002487 5.221 5.01/5.345 5.173 ± 0.2436
9 1342 1342/1342 1342 ± 0.00002454 5.41 5.279/5.622 5.383 ± 0.3331
10 1342 1342/1342 1342 ± 0.00002454 5.944 5.748/6.005 5.879 ± 0.3001
11 1342 1342/1342 1342 ± 0.00002454 6.187 6.053/6.309 6.134 ± 0.307
12 1342 1342/1342 1342 ± 0.00002454 6.312 6.183/6.466 6.291 ± 0.3152
13 1342 1342/1342 1342 ± 0.00002465 6.397 6.157/6.594 6.347 ± 0.3337
14 1342 1342/1342 1342 ± 0.00004095 5.727 5.338/6.155 5.782 ± 0.5178
15 1342 1342/1342 1342 ± 0.00002467 6.388 6.147/6.646 6.356 ± 0.4228
16 1342 1342/1342 1342 ± 0.00005658 3.118 2.938/3.34 3.136 ± 0.3137
17 1342 1342/1342 1342 ± 0.00006036 3.332 3.154/3.521 3.345 ± 0.2959
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 02:22:07.910
End
2024-11-02 03:07:22.157
Duration
0:45:14.246
Note, WebLog generation is not included in the time.

CASA logs for stage 8