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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.467 5.264/6.05 5.677 ± 0.523
ea02 1342 1342/1342 1342 ± 0.00001416 5.758 5.357/6.472 5.952 ± 0.682
ea04 1342 1342/1342 1342 ± 0 5.421 5.099/6.042 5.617 ± 0.5749
ea05 1342 1342/1342 1342 ± 0 5.69 5.213/6.169 5.729 ± 0.5924
ea06 1342 1342/1342 1342 ± 0 4.887 4.624/5.284 4.966 ± 0.4003
ea07 1342 1342/1342 1342 ± 0 5.907 5.443/6.235 5.964 ± 0.5729
ea08 1342 1342/1342 1342 ± 0.00002796 5.812 5.521/6.599 6.05 ± 0.6893
ea09 1342 1342/1342 1342 ± 0.00001368 5.539 5.181/6.256 5.706 ± 0.6407
ea10 1342 1342/1342 1342 ± 0 5.813 5.342/6.529 5.888 ± 0.6558
ea11 1342 1342/1342 1342 ± 0 5.734 5.071/6.238 5.723 ± 0.6678
ea12 1342 1342/1342 1342 ± 0 6.211 6.007/6.624 6.318 ± 0.4032
ea13 1342 1342/1342 1342 ± 0.000001511 5.894 5.684/6.312 6.07 ± 0.5036
ea14 1342 1342/1342 1342 ± 0 5.768 5.218/6.324 5.818 ± 0.6687
ea15 1342 1342/1342 1342 ± 0 5.565 5.019/6.205 5.685 ± 0.7135
ea16 1342 1342/1342 1342 ± 0 6.073 5.613/6.682 6.207 ± 0.7027
ea17 1342 1342/1342 1342 ± 0.00002507 5.937 5.554/6.459 6.07 ± 0.6255
ea18 1342 1342/1342 1342 ± 0 4.935 4.62/5.447 5.061 ± 0.5064
ea19 1342 1342/1342 1342 ± 0 5.849 5.408/6.454 6.016 ± 0.6182
ea20 1342 1342/1342 1342 ± 0 5.951 5.526/6.544 6.06 ± 0.6509
ea21 1342 1342/1342 1342 ± 0 5.628 5.285/6.181 5.755 ± 0.5563
ea22 1342 1342/1342 1342 ± 0.00001492 5.485 5.253/6.383 5.797 ± 0.6726
ea23 1342 1342/1342 1342 ± 0 6.191 5.516/6.618 6.101 ± 0.6643
ea25 1342 1342/1342 1342 ± 0 5.471 5.143/5.971 5.586 ± 0.5704
ea26 1342 1342/1342 1342 ± 0.000002918 5.97 5.687/6.789 6.185 ± 0.6423
ea27 1342 1342/1342 1342 ± 0.0000275 5.494 5.246/6.291 5.716 ± 0.5739
ea28 1342 1342/1342 1342 ± 0.0000362 5.592 5.341/6.385 5.836 ± 0.6631
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 ± 0.00002392 5.331 5.182/5.567 5.345 ± 0.2765
3 1342 1342/1342 1342 ± 0.00002437 5.095 4.911/5.346 5.114 ± 0.2905
4 1342 1342/1342 1342 ± 0.00002463 5.172 4.95/5.316 5.135 ± 0.3014
5 1342 1342/1342 1342 ± 0.00002392 5.363 5.115/5.503 5.311 ± 0.3343
6 1342 1342/1342 1342 ± 0.00002392 5.285 5.028/5.426 5.254 ± 0.3119
7 1342 1342/1342 1342 ± 0.00002392 5.299 5.175/5.515 5.294 ± 0.272
8 1342 1342/1342 1342 ± 0.00002392 5.344 5.097/5.442 5.272 ± 0.2866
9 1342 1342/1342 1342 ± 0.00002392 5.573 5.371/5.855 5.55 ± 0.3284
10 1342 1342/1342 1342 ± 0.00002348 6.024 5.804/6.203 5.978 ± 0.3193
11 1342 1342/1342 1342 ± 0.00002348 6.277 6.095/6.395 6.202 ± 0.3298
12 1342 1342/1342 1342 ± 0.00002348 6.376 6.253/6.612 6.363 ± 0.3484
13 1342 1342/1342 1342 ± 0.00002348 6.83 6.704/7.032 6.803 ± 0.3649
14 1342 1342/1342 1342 ± 0.00002348 7.015 6.77/7.244 6.969 ± 0.4042
15 1342 1342/1342 1342 ± 0.00002348 6.596 6.39/6.776 6.527 ± 0.4207
16 1342 1342/1342 1342 ± 0.00004327 5.939 5.645/6.147 5.892 ± 0.3467
17 1342 1342/1342 1342 ± 0.00003792 5.891 5.625/6.108 5.879 ± 0.3434
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 14:05:21.196
End
2024-05-01 15:18:45.999
Duration
1:13:24.803
Note, WebLog generation is not included in the time.

CASA logs for stage 7