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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.312 5.14/6.079 5.61 ± 0.5785
ea02 1342 1342/1342 1342 ± 0.00002096 5.736 5.308/6.536 5.922 ± 0.7309
ea04 1342 1342/1342 1342 ± 0 5.185 5.028/6.015 5.501 ± 0.5796
ea05 1342 1342/1342 1342 ± 0 5.478 5.329/6.497 5.825 ± 0.6513
ea06 1342 1342/1342 1342 ± 0.000007954 4.81 4.715/5.406 5.033 ± 0.4566
ea07 1342 1342/1342 1342 ± 0.0000415 5.507 5.328/6.296 5.854 ± 0.709
ea08 1342 1342/1342 1342 ± 0.00002628 5.759 5.368/6.682 6.043 ± 0.766
ea10 1342 1342/1342 1342 ± 0.00004224 5.379 5.09/6.606 5.788 ± 0.799
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001181 5.347 5.226/6.494 5.802 ± 0.7507
ea13 1342 1342/1342 1342 ± 0 5.912 5.57/6.266 6.054 ± 0.5592
ea14 1342 1342/1342 1342 ± 0.00002135 5.288 5.067/6.354 5.667 ± 0.7205
ea15 1342 1342/1342 1342 ± 0 5.231 5.023/6.122 5.61 ± 0.6993
ea16 1342 1342/1342 1342 ± 0 5.64 5.418/6.796 6.058 ± 0.8611
ea17 1342 1342/1342 1342 ± 0.00004185 5.711 5.378/6.701 5.98 ± 0.7198
ea18 1342 1342/1342 1342 ± 0.00002544 4.787 4.618/5.623 5.068 ± 0.567
ea19 1342 1342/1342 1342 ± 0.00001013 5.635 5.479/6.705 6.045 ± 0.6808
ea20 1342 1342/1342 1342 ± 0.00001526 5.774 5.476/6.753 6.067 ± 0.7764
ea21 1342 1342/1342 1342 ± 0.00001327 5.418 5.172/6.268 5.749 ± 0.6423
ea22 1342 1342/1342 1342 ± 0 5.605 5.147/6.276 5.761 ± 0.6839
ea23 1342 1342/1342 1342 ± 0.00004038 5.474 5.288/6.559 5.922 ± 0.7831
ea25 1342 1342/1342 1342 ± 0.00004061 5.148 4.895/6.14 5.541 ± 0.7022
ea26 1342 1342/1342 1342 ± 0 5.934 5.621/6.827 6.191 ± 0.6733
ea27 1342 1342/1342 1342 ± 0.00004209 5.317 5.028/6.339 5.644 ± 0.6908
ea28 1342 1342/1342 1342 ± 0.00003948 5.359 5.265/6.506 5.792 ± 0.754
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 5.172 4.924/5.367 5.16 ± 0.2561
3 1342 1342/1342 1342 ± 0.00002524 5.055 4.885/5.308 5.089 ± 0.3196
5 1342 1342/1342 1342 ± 0.00002526 5.348 5.069/5.491 5.281 ± 0.2999
6 1342 1342/1342 1342 ± 0.00002439 5.319 5.066/5.462 5.273 ± 0.2751
7 1342 1342/1342 1342 ± 0.00002439 5.308 5.144/5.469 5.306 ± 0.2556
8 1342 1342/1342 1342 ± 0.00002439 5.243 5.046/5.393 5.21 ± 0.2782
9 1342 1342/1342 1342 ± 0.00002439 5.465 5.327/5.709 5.466 ± 0.2991
10 1342 1342/1342 1342 ± 0.00002439 6.028 5.904/6.181 5.996 ± 0.3232
11 1342 1342/1342 1342 ± 0.00002439 6.288 6.16/6.383 6.233 ± 0.3207
12 1342 1342/1342 1342 ± 0.00002439 6.477 6.24/6.599 6.403 ± 0.3537
13 1342 1342/1342 1342 ± 0.00002439 6.848 6.767/7.125 6.852 ± 0.3698
14 1342 1342/1342 1342 ± 0.00002439 7.154 6.895/7.336 7.071 ± 0.4139
15 1342 1342/1342 1342 ± 0.00002439 6.668 6.361/6.829 6.562 ± 0.4452
16 1342 1342/1342 1342 ± 0.00005997 5.119 4.908/5.334 5.141 ± 0.3639
17 1342 1342/1342 1342 ± 0.00005855 5.285 5.13/5.56 5.372 ± 0.403
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-21 12:44:36.046
End
2024-12-21 13:49:12.886
Duration
1:04:36.840
Note, WebLog generation is not included in the time.

CASA logs for stage 8