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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 5.9 5.641/6.578 6.123 ± 0.6083
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.816 5.253/6.611 5.958 ± 0.6725
ea06 1342 1342/1342 1342 ± 0 6.229 5.472/6.457 6.065 ± 0.5889
ea07 1342 1342/1342 1342 ± 0 6.123 5.387/6.41 6.049 ± 0.6441
ea08 1342 1342/1342 1342 ± 0.00003144 5.929 5.649/6.668 6.185 ± 0.6522
ea09 1342 1342/1342 1342 ± 0.00002374 5.808 5.323/6.687 5.956 ± 0.6904
ea10 1342 1342/1342 1342 ± 0 6.127 5.405/6.746 6.13 ± 0.6589
ea11 1342 1342/1342 1342 ± 0 5.978 5.381/6.604 6.073 ± 0.6745
ea12 1342 1342/1342 1342 ± 0 6.169 5.506/6.62 6.149 ± 0.6498
ea13 1342 1342/1342 1342 ± 0.00003099 5.812 5.7/6.368 6.074 ± 0.5087
ea14 1342 1342/1342 1342 ± 0 6.374 5.612/6.89 6.349 ± 0.7496
ea15 1342 1342/1342 1342 ± 0 5.642 5.024/6.014 5.577 ± 0.6227
ea16 1342 1342/1342 1342 ± 0 6.399 5.651/6.823 6.391 ± 0.7707
ea17 1342 1342/1342 1342 ± 0 6.524 5.858/7.297 6.584 ± 0.7335
ea18 1342 1342/1342 1342 ± 0 5.036 4.652/5.478 5.076 ± 0.5227
ea19 1342 1342/1342 1342 ± 0 6.624 5.768/7.042 6.524 ± 0.7025
ea20 1342 1342/1342 1342 ± 0.00001904 5.964 5.674/6.869 6.172 ± 0.6525
ea21 1342 1342/1342 1342 ± 0 6.189 5.544/6.581 6.144 ± 0.6385
ea22 1342 1342/1342 1342 ± 0 6.282 5.434/6.671 6.052 ± 0.7207
ea23 1342 1342/1342 1342 ± 0 6.033 5.609/6.717 6.236 ± 0.6956
ea24 1342 1342/1342 1342 ± 0.000003796 5.547 5.01/6.199 5.576 ± 0.6102
ea26 1342 1342/1342 1342 ± 0.00001202 6.072 5.596/7.019 6.265 ± 0.713
ea27 1342 1342/1342 1342 ± 0.00001449 6.066 5.548/6.925 6.176 ± 0.7305
ea28 1342 1342/1342 1342 ± 0.00002477 6.029 5.731/6.894 6.346 ± 0.7368
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 ± 0.00002439 5.509 5.406/5.687 5.493 ± 0.2806
4 1342 1342/1342 1342 ± 0.00002872 5.292 5.009/5.432 5.175 ± 0.3675
5 1342 1342/1342 1342 ± 0.00002439 5.504 5.271/5.631 5.438 ± 0.3213
6 1342 1342/1342 1342 ± 0.00002439 5.459 5.291/5.62 5.411 ± 0.2663
7 1342 1342/1342 1342 ± 0.00002439 5.531 5.383/5.689 5.494 ± 0.2742
8 1342 1342/1342 1342 ± 0.00002439 5.436 5.305/5.713 5.441 ± 0.3139
9 1342 1342/1342 1342 ± 0.00002439 5.832 5.643/5.946 5.744 ± 0.3146
10 1342 1342/1342 1342 ± 0.00002439 6.299 6.186/6.382 6.204 ± 0.332
11 1342 1342/1342 1342 ± 0.00002439 6.493 6.326/6.669 6.446 ± 0.3356
12 1342 1342/1342 1342 ± 0.00002439 6.653 6.352/6.854 6.602 ± 0.3753
13 1342 1342/1342 1342 ± 0.00002439 7.068 6.917/7.331 7.061 ± 0.399
14 1342 1342/1342 1342 ± 0.00002439 7.311 7.134/7.577 7.272 ± 0.3989
15 1342 1342/1342 1342 ± 0.00002439 6.944 6.758/7.297 6.931 ± 0.4019
16 1342 1342/1342 1342 ± 0.00002439 6.233 6.006/6.402 6.225 ± 0.394
17 1342 1342/1342 1342 ± 0.00004941 6.081 5.854/6.382 6.134 ± 0.4183
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
overwrite_modelcol
False
Start time
2025-04-18 15:19:13.697
End
2025-04-18 16:06:52.177
Duration
0:47:38.479
Note, WebLog generation is not included in the time.

CASA logs for stage 8