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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.356 5.218/6.067 5.475 ± 0.8734
ea02 1342 1342/1342 1342 ± 0.0000412 5.846 5.342/6.627 5.889 ± 1.007
ea05 1342 1342/1342 1342 ± 0.00002699 5.562 5.08/6.207 5.46 ± 0.9392
ea06 1342 1342/1342 1342 ± 0.00001024 4.888 4.767/5.414 4.838 ± 0.7977
ea07 1342 1342/1342 1342 ± 0.00003922 5.799 5.398/6.012 5.466 ± 0.9811
ea08 1342 1342/1342 1342 ± 0.00003743 6.075 5.654/6.94 6.15 ± 1.074
ea09 1342 1342/1342 1342 ± 0.0000197 3.779 3.369/5.653 4.452 ± 1.129
ea10 1342 1342/1342 1342 ± 0.00003911 5.435 5.115/6.358 5.46 ± 1.034
ea11 1342 1342/1342 1342 ± 0 5.787 5.532/6.578 6.032 ± 0.5869
ea12 1342 1342/1342 1342 ± 0.000009823 5.685 5.293/6.512 5.625 ± 1.181
ea13 1342 1342/1342 1342 ± 0.00002466 5.88 5.632/6.376 5.809 ± 0.9352
ea14 1342 1342/1342 1342 ± 0.00003104 6.246 5.103/6.616 5.719 ± 1.248
ea15 1342 1342/1342 1342 ± 0 5.355 5.205/6.2 5.434 ± 1.033
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003891 6.122 5.487/6.904 5.939 ± 1.109
ea18 1342 1342/1342 1342 ± 0.00001941 5.016 4.83/5.764 4.935 ± 0.9405
ea19 1342 1342/1342 1342 ± 0.00002671 5.807 5.517/6.473 5.695 ± 0.9609
ea20 1342 1342/1342 1342 ± 0.000009077 6.01 5.741/6.873 5.916 ± 1.304
ea21 1342 1342/1342 1342 ± 0.0000288 5.536 5.347/6.237 5.437 ± 0.9831
ea22 1342 1342/1342 1342 ± 0.00003725 5.464 5.067/6.504 5.538 ± 1.065
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.405 5.381/5.444 5.39 ± 0.1396
ea26 1342 1342/1342 1342 ± 0.00003006 5.681 5.541/6.574 5.727 ± 0.9648
ea27 1342 1342/1342 1342 ± 0.00004549 5.535 5.434/6.461 5.665 ± 0.9388
ea28 1342 1342/1342 1342 ± 0.00003689 6.641 6.454/6.787 6.335 ± 0.9296
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 ± 0.00002606 5.437 5.236/5.701 5.366 ± 0.5049
5 1342 1342/1342 1342 ± 0.00002749 5.485 5.361/5.652 5.394 ± 0.5655
6 1342 1342/1342 1342 ± 0.00002606 5.432 5.213/5.553 5.305 ± 0.5193
7 1342 1342/1342 1342 ± 0.00002606 5.34 5.119/5.535 5.254 ± 0.5007
8 1342 1342/1342 1342 ± 0.00002606 5.343 5.053/5.461 5.186 ± 0.5119
9 1342 1342/1342 1342 ± 0.00002831 5.558 5.408/5.772 5.423 ± 0.6181
10 1342 1342/1342 1342 ± 0.00002549 6.065 5.837/6.163 5.991 ± 0.3609
11 1342 1342/1342 1342 ± 0.00002549 6.371 6.189/6.475 6.265 ± 0.3704
12 1342 1342/1342 1342 ± 0.00002549 6.518 6.219/6.625 6.427 ± 0.3742
13 1342 1342/1342 1342 ± 0.00002549 6.729 6.379/6.89 6.647 ± 0.3779
14 1342 1342/1342 1342 ± 0.00003782 6.467 5.895/6.861 6.402 ± 0.5494
15 1342 1342/1342 1342 ± 0.00002609 6.565 6.291/6.723 6.48 ± 0.5305
16 1342 1342/1342 1342 ± 0.00005946 3.365 3.186/3.593 3.375 ± 0.2663
17 1342 1342/1342 1342 ± 0.00006102 3.466 3.28/3.7 3.487 ± 0.2726
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
statwtmode
VLASS-SE
Start time
2024-07-03 01:11:26.678
End
2024-07-03 01:38:29.054
Duration
0:27:02.376
Note, WebLog generation is not included in the time.

CASA logs for stage 8