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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.415 5.249/6.239 5.551 ± 0.7824
ea02 1342 1342/1342 1342 ± 0.00004269 5.81 5.311/6.635 5.78 ± 0.9444
ea03 1342 1342/1342 1342 ± 0.000008925 2.101 1.958/2.422 2.174 ± 0.3244
ea04 1342 1342/1342 1342 ± 0.00003433 5.456 5.254/6.321 5.616 ± 0.8435
ea05 1342 1342/1342 1342 ± 0.00003122 5.499 5.22/6.548 5.719 ± 0.924
ea06 1342 1342/1342 1342 ± 0.00001005 4.615 4.361/5.218 4.632 ± 0.6444
ea07 1342 1342/1342 1342 ± 0.00004231 6.071 5.546/6.442 5.923 ± 0.9157
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00003591 5.604 5.278/6.683 5.755 ± 0.8834
ea10 1342 1342/1342 1342 ± 0.00004266 6.025 5.365/6.918 5.921 ± 0.999
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004123 5.668 5.441/6.729 5.875 ± 0.9429
ea13 1342 1342/1342 1342 ± 0.00002979 5.831 5.709/6.448 5.944 ± 0.8048
ea14 1342 1342/1342 1342 ± 0.00004205 5.448 5.051/6.377 5.553 ± 0.907
ea15 1342 1342/1342 1342 ± 0.0000126 3.383 3.207/4.273 3.601 ± 0.735
ea16 1342 1342/1342 1342 ± 0.00004133 5.884 5.558/6.854 5.947 ± 1.113
ea17 1342 1342/1342 1342 ± 0.00001681 6.21 5.657/7.287 6.245 ± 1.081
ea18 1342 1342/1342 1342 ± 0.00004167 4.994 4.716/5.904 5.122 ± 0.7424
ea19 1342 1342/1342 1342 ± 0.00001684 5.639 5.465/6.693 5.862 ± 0.9382
ea20 1342 1342/1342 1342 ± 0.00002431 5.998 5.882/7.163 6.201 ± 1.004
ea23 1342 1342/1342 1342 ± 0.00004223 5.669 5.446/6.727 5.975 ± 1
ea24 1342 1342/1342 1342 ± 0.00003823 5.245 5.045/6.371 5.521 ± 0.8587
ea25 1342 1342/1342 1342 ± 0.00004219 5.892 5.423/6.703 5.824 ± 0.9478
ea26 1342 1342/1342 1342 ± 0.00001172 1.551 1.488/1.652 1.574 ± 0.1069
ea27 1342 1342/1342 1342 ± 0.00004258 5.729 5.29/6.737 5.776 ± 0.9324
ea28 1342 1342/1342 1342 ± 0.00004269 5.549 5.307/6.418 5.657 ± 0.858
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 ± 0.00002453 5.324 4.963/5.6 4.961 ± 1.126
3 1342 1342/1342 1342 ± 0.00003374 4.899 3.52/5.236 4.365 ± 1.155
5 1342 1342/1342 1342 ± 0.00002453 5.394 5.07/5.619 4.991 ± 1.16
6 1342 1342/1342 1342 ± 0.00002453 5.385 5.066/5.543 4.958 ± 1.105
7 1342 1342/1342 1342 ± 0.00002453 5.398 5.171/5.539 5.021 ± 1.11
8 1342 1342/1342 1342 ± 0.00002453 5.332 5.054/5.553 4.986 ± 1.113
9 1342 1342/1342 1342 ± 0.00002453 5.613 5.297/5.913 5.257 ± 1.187
10 1342 1342/1342 1342 ± 0.00002453 6.086 5.808/6.274 5.623 ± 1.275
11 1342 1342/1342 1342 ± 0.00002453 6.37 6.007/6.516 5.9 ± 1.317
12 1342 1342/1342 1342 ± 0.00002453 6.523 6.249/6.736 6.09 ± 1.386
13 1342 1342/1342 1342 ± 0.00002453 6.907 6.396/7.134 6.416 ± 1.45
14 1342 1342/1342 1342 ± 0.0000248 6.928 6.431/7.217 6.437 ± 1.467
15 1342 1342/1342 1342 ± 0.00002537 6.741 6.329/7.028 6.206 ± 1.45
16 1342 1342/1342 1342 ± 0.00005738 3.982 3.746/4.151 3.736 ± 0.7764
17 1342 1342/1342 1342 ± 0.00005888 4.069 3.848/4.25 3.838 ± 0.7695
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
overwrite_modelcol
False
Start time
2025-01-11 15:04:44.181
End
2025-01-11 16:15:05.264
Duration
1:10:21.083
Note, WebLog generation is not included in the time.

CASA logs for stage 8