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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.53 5.344/6.115 5.713 ± 0.4391
ea02 1342 1342/1342 1342 ± 0 5.91 5.615/6.623 6.107 ± 0.5909
ea04 1342 1342/1342 1342 ± 0.000004661 5.507 5.146/6.087 5.631 ± 0.5335
ea05 1342 1342/1342 1342 ± 0 5.84 5.405/6.407 5.92 ± 0.5916
ea06 1342 1342/1342 1342 ± 0 5.026 4.59/5.326 4.978 ± 0.4188
ea07 1342 1342/1342 1342 ± 0.000007171 5.722 5.45/6.267 5.907 ± 0.5543
ea08 1342 1342/1342 1342 ± 0.000006548 5.916 5.662/6.673 6.19 ± 0.5953
ea09 1342 1342/1342 1342 ± 0 5.89 5.312/6.592 5.931 ± 0.6209
ea10 1342 1342/1342 1342 ± 0.00003774 5.583 5.263/6.346 5.754 ± 0.5435
ea11 1342 1342/1342 1342 ± 0 5.974 5.297/6.339 5.926 ± 0.5987
ea12 1342 1342/1342 1342 ± 0 6.011 5.414/6.496 6.044 ± 0.6103
ea13 1342 1342/1342 1342 ± 0 6.2 5.776/6.38 6.197 ± 0.4829
ea14 1342 1342/1342 1342 ± 0.00001039 5.623 5.333/6.428 5.834 ± 0.6419
ea15 1342 1342/1342 1342 ± 0 5.721 5.059/6.175 5.703 ± 0.6883
ea16 1342 1342/1342 1342 ± 0 6.076 5.803/6.685 6.249 ± 0.6285
ea17 1342 1342/1342 1342 ± 0 5.912 5.608/6.383 6.087 ± 0.5754
ea18 1342 1342/1342 1342 ± 0 5.193 4.798/5.696 5.229 ± 0.5289
ea19 1342 1342/1342 1342 ± 0 6.027 5.6/6.733 6.137 ± 0.609
ea20 1342 1342/1342 1342 ± 0 6.358 5.735/6.685 6.285 ± 0.6343
ea21 1342 1342/1342 1342 ± 0 5.502 5.424/6.314 5.842 ± 0.5649
ea22 1342 1342/1342 1342 ± 0 5.636 5.325/6.463 5.886 ± 0.5988
ea23 1342 1342/1342 1342 ± 0.00000923 5.654 5.545/6.52 6.055 ± 0.6512
ea25 1342 1342/1342 1342 ± 0 5.775 5.342/6.145 5.817 ± 0.5781
ea26 1342 1342/1342 1342 ± 0 6.106 5.653/6.797 6.223 ± 0.5855
ea27 1342 1342/1342 1342 ± 0.00003974 5.601 5.408/6.414 5.855 ± 0.5445
ea28 1342 1342/1342 1342 ± 0.0000166 5.643 5.466/6.481 5.944 ± 0.6005
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 ± 0.00002367 5.443 5.235/5.631 5.402 ± 0.2651
4 1342 1342/1342 1342 ± 0.00002367 5.328 5.202/5.566 5.333 ± 0.4404
5 1342 1342/1342 1342 ± 0.00002367 5.45 5.219/5.593 5.424 ± 0.3351
6 1342 1342/1342 1342 ± 0.00002367 5.321 5.125/5.505 5.305 ± 0.304
7 1342 1342/1342 1342 ± 0.00002367 5.436 5.241/5.605 5.396 ± 0.2852
8 1342 1342/1342 1342 ± 0.00002367 5.444 5.187/5.562 5.356 ± 0.3031
9 1342 1342/1342 1342 ± 0.00002367 5.694 5.542/5.883 5.637 ± 0.3379
10 1342 1342/1342 1342 ± 0.00002367 6.095 6.006/6.246 6.059 ± 0.3222
11 1342 1342/1342 1342 ± 0.00002367 6.365 6.164/6.43 6.284 ± 0.3352
12 1342 1342/1342 1342 ± 0.00002367 6.505 6.339/6.643 6.444 ± 0.3529
13 1342 1342/1342 1342 ± 0.00002367 6.891 6.737/7.048 6.856 ± 0.3723
14 1342 1342/1342 1342 ± 0.00002367 7.013 6.861/7.237 6.966 ± 0.4074
15 1342 1342/1342 1342 ± 0.00002367 6.458 6.273/6.658 6.419 ± 0.3734
16 1342 1342/1342 1342 ± 0.0000393 5.691 5.563/5.977 5.786 ± 0.3291
17 1342 1342/1342 1342 ± 0.00003888 5.848 5.605/6.105 5.844 ± 0.3194
output_dir
 
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-05-17 05:52:04.794
End
2024-05-17 06:53:29.016
Duration
1:01:24.223
Note, WebLog generation is not included in the time.

CASA logs for stage 8