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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.044 4.947/5.857 5.233 ± 0.6798
ea02 1342 1342/1342 1342 ± 0.00004272 5.66 5.106/6.269 5.528 ± 0.8566
ea05 1342 1342/1342 1342 ± 0.00001462 5.297 4.943/6.343 5.58 ± 0.7137
ea06 1342 1342/1342 1342 ± 0 4.979 4.784/5.498 5.033 ± 0.6179
ea07 1342 1342/1342 1342 ± 0.00004467 5.465 5.062/5.748 5.385 ± 0.6819
ea08 1342 1342/1342 1342 ± 0.00004274 5.665 5.289/6.529 5.715 ± 0.9144
ea09 1342 1342/1342 1342 ± 0.00002576 4.986 4.726/5.716 5.042 ± 0.7055
ea10 1342 1342/1342 1342 ± 0.00004272 5.278 4.924/6.345 5.454 ± 0.8503
ea11 1342 1342/1342 1342 ± 0.00004272 5.598 5.015/6.268 5.522 ± 0.8607
ea12 1342 1342/1342 1342 ± 0.000001249 5.398 5.088/6.296 5.538 ± 0.864
ea13 1342 1342/1342 1342 ± 0.00002403 5.651 5.527/6.169 5.708 ± 0.78
ea14 1342 1342/1342 1342 ± 0.00001628 5.473 5.056/6.331 5.686 ± 0.7285
ea15 1342 1342/1342 1342 ± 0 5.248 4.984/6.029 5.457 ± 0.7786
ea16 1342 1342/1342 1342 ± 0 5.088 5.006/5.227 5.077 ± 0.2108
ea17 1342 1342/1342 1342 ± 0.00004296 5.553 5.14/6.373 5.612 ± 0.8601
ea18 1342 1342/1342 1342 ± 0.00002972 4.826 4.481/5.511 4.857 ± 0.6439
ea19 1342 1342/1342 1342 ± 0.00001004 5.461 5.189/6.439 5.741 ± 0.7173
ea20 1342 1342/1342 1342 ± 0.000009475 5.737 5.451/6.768 5.813 ± 0.95
ea21 1342 1342/1342 1342 ± 0.00002288 5.358 5.132/6.079 5.531 ± 0.659
ea22 1342 1342/1342 1342 ± 0.00004265 5.269 4.985/6.274 5.419 ± 0.8764
ea23 1342 1342/1342 1342 ± 0.00004006 5.392 5.091/6.357 5.716 ± 0.8303
ea25 1342 1342/1342 1342 ± 0 5.067 4.954/5.175 5.082 ± 0.2007
ea26 1342 1342/1342 1342 ± 0.00001219 5.382 5.216/6.329 5.514 ± 0.8067
ea27 1342 1342/1342 1342 ± 0.00004246 5.209 4.88/6.166 5.371 ± 0.7636
ea28 1342 1342/1342 1342 ± 0.00004278 5.36 5.098/6.293 5.498 ± 0.7972
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 ± 0.00002397 5.215 5.042/5.402 5.232 ± 0.2512
4 1342 1342/1342 1342 ± 0.00003836 5.105 4.923/5.282 5.15 ± 0.3521
5 1342 1342/1342 1342 ± 0.00002397 5.075 4.938/5.179 5.058 ± 0.2686
6 1342 1342/1342 1342 ± 0.00002397 5.083 5.016/5.167 5.078 ± 0.2276
7 1342 1342/1342 1342 ± 0.00002397 5.11 4.981/5.212 5.11 ± 0.215
8 1342 1342/1342 1342 ± 0.00002397 5.157 4.922/5.291 5.116 ± 0.2457
9 1342 1342/1342 1342 ± 0.00002397 5.406 5.294/5.632 5.397 ± 0.2849
10 1342 1342/1342 1342 ± 0.00002494 5.799 5.593/5.939 5.77 ± 0.2952
11 1342 1342/1342 1342 ± 0.00002494 6.157 5.979/6.211 6.042 ± 0.3049
12 1342 1342/1342 1342 ± 0.00002494 6.303 6.024/6.351 6.206 ± 0.3159
13 1342 1342/1342 1342 ± 0.00002494 6.506 6.258/6.707 6.48 ± 0.3383
14 1342 1342/1342 1342 ± 0.00002597 6.473 6.174/6.774 6.44 ± 0.4207
15 1342 1342/1342 1342 ± 0.00002494 6.545 6.362/6.719 6.47 ± 0.3733
16 1342 1342/1342 1342 ± 0.00006064 4.068 3.921/4.278 4.14 ± 0.3345
17 1342 1342/1342 1342 ± 0.00006083 4.032 3.892/4.322 4.124 ± 0.3654
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-07 17:17:28.269
End
2024-11-07 18:06:30.914
Duration
0:49:02.644
Note, WebLog generation is not included in the time.

CASA logs for stage 8