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 5.334 5.209/6.006 5.567 ± 0.6425
ea02 1342 1342/1342 1342 ± 0.00003299 5.816 5.358/6.539 5.921 ± 0.8229
ea04 1342 1342/1342 1342 ± 0.00003185 5.153 4.901/5.749 5.231 ± 0.6636
ea05 1342 1342/1342 1342 ± 0.000001318 5.346 5.01/6.17 5.542 ± 0.7977
ea06 1342 1342/1342 1342 ± 0.000003622 4.69 4.624/5.196 4.892 ± 0.4471
ea07 1342 1342/1342 1342 ± 0.00003299 5.852 5.395/6.202 5.863 ± 0.7476
ea08 1342 1342/1342 1342 ± 0 6.495 5.543/6.756 6.231 ± 0.6446
ea10 1342 1342/1342 1342 ± 0.00003299 5.634 5.266/6.565 5.819 ± 0.797
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001816 5.463 5.241/6.356 5.659 ± 0.8625
ea13 1342 1342/1342 1342 ± 0.000007088 5.803 5.536/6.246 5.828 ± 0.7757
ea14 1342 1342/1342 1342 ± 0.00001788 5.479 5.137/6.318 5.628 ± 0.79
ea15 1342 1342/1342 1342 ± 0.00002976 5.078 4.984/5.98 5.382 ± 0.7786
ea16 1342 1342/1342 1342 ± 0.00001304 5.935 5.488/6.706 5.941 ± 0.949
ea17 1342 1342/1342 1342 ± 0.00003299 5.726 5.355/6.75 5.912 ± 0.7835
ea18 1342 1342/1342 1342 ± 0 5.052 4.729/5.568 5.137 ± 0.492
ea19 1342 1342/1342 1342 ± 0 5.746 5.508/6.522 5.975 ± 0.7611
ea20 1342 1342/1342 1342 ± 0.00001802 5.775 5.561/6.645 5.911 ± 0.937
ea21 1342 1342/1342 1342 ± 0.00001256 5.513 5.321/6.201 5.693 ± 0.7193
ea22 1342 1342/1342 1342 ± 0.00002628 5.48 5.218/6.514 5.767 ± 0.7694
ea23 1342 1342/1342 1342 ± 0.00003083 5.763 5.432/6.491 5.914 ± 0.8186
ea25 1342 1342/1342 1342 ± 0.00003299 5.318 5.014/6.105 5.526 ± 0.75
ea26 1342 1342/1342 1342 ± 0.00001782 5.758 5.691/6.76 6.131 ± 0.792
ea27 1342 1342/1342 1342 ± 0.00003327 5.463 5.119/6.317 5.666 ± 0.7302
ea28 1342 1342/1342 1342 ± 0 5.977 5.392/6.712 6.017 ± 0.6215
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 5.223 5.016/5.544 5.264 ± 0.2996
5 1342 1342/1342 1342 ± 0.00002439 5.316 5.099/5.463 5.263 ± 0.3589
6 1342 1342/1342 1342 ± 0.00002439 5.357 5.114/5.507 5.309 ± 0.3105
7 1342 1342/1342 1342 ± 0.00002439 5.326 5.182/5.472 5.296 ± 0.2758
8 1342 1342/1342 1342 ± 0.00002439 5.315 5.029/5.455 5.231 ± 0.2968
9 1342 1342/1342 1342 ± 0.00002439 5.519 5.328/5.732 5.469 ± 0.3338
10 1342 1342/1342 1342 ± 0.00002439 5.964 5.804/6.155 5.924 ± 0.3481
11 1342 1342/1342 1342 ± 0.00002439 6.22 6.035/6.362 6.147 ± 0.3563
12 1342 1342/1342 1342 ± 0.00002439 6.336 6.158/6.547 6.304 ± 0.3761
13 1342 1342/1342 1342 ± 0.00002439 6.719 6.61/6.912 6.678 ± 0.3855
14 1342 1342/1342 1342 ± 0.00002439 6.975 6.681/7.134 6.857 ± 0.4418
15 1342 1342/1342 1342 ± 0.00002461 6.556 6.274/6.727 6.443 ± 0.463
16 1342 1342/1342 1342 ± 0.00005584 4.195 4.081/4.315 4.2 ± 0.1506
17 1342 1342/1342 1342 ± 0.00006075 4.19 4.099/4.313 4.21 ± 0.1446
output_dir
 
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-21 03:38:09.543
End
2024-12-21 04:23:32.510
Duration
0:45:22.967
Note, WebLog generation is not included in the time.

CASA logs for stage 8