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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.386 5.243/6.196 5.491 ± 0.804
ea02 1342 1342/1342 1342 ± 0.00004159 6.005 5.459/6.734 5.931 ± 0.9773
ea04 1342 1342/1342 1342 ± 0.000004141 5.344 5.072/6.095 5.4 ± 0.847
ea05 1342 1342/1342 1342 ± 0.00001745 5.502 5.088/6.249 5.666 ± 0.7638
ea06 1342 1342/1342 1342 ± 0.00001745 4.936 4.755/5.304 4.816 ± 0.6514
ea07 1342 1342/1342 1342 ± 0.00004118 5.94 5.35/6.395 5.78 ± 0.8862
ea08 1342 1342/1342 1342 ± 0.00004091 6.155 5.65/6.864 6.108 ± 1.018
ea09 1342 1342/1342 1342 ± 0.00002711 5.589 5.173/6.605 5.717 ± 0.8414
ea10 1342 1342/1342 1342 ± 0.00004312 5.997 5.37/6.7 5.834 ± 0.9813
ea11 1342 1342/1342 1342 ± 0.00004358 5.912 5.28/6.572 5.698 ± 0.9814
ea12 1342 1342/1342 1342 ± 0.00002494 5.81 5.427/6.634 5.785 ± 1.051
ea13 1342 1342/1342 1342 ± 0.00002103 5.922 5.692/6.465 6.001 ± 0.7655
ea14 1342 1342/1342 1342 ± 0.00002512 5.563 5.057/6.449 5.674 ± 0.7951
ea15 1342 1342/1342 1342 ± 0 5.388 5.09/6.343 5.566 ± 0.9445
ea16 1342 1342/1342 1342 ± 0.00002607 5.979 5.485/6.895 6.018 ± 0.9369
ea17 1342 1342/1342 1342 ± 0.00004383 5.928 5.453/6.855 5.867 ± 1.014
ea18 1342 1342/1342 1342 ± 0.00004205 5.008 4.516/5.728 4.977 ± 0.7132
ea19 1342 1342/1342 1342 ± 0.00001046 5.794 5.55/6.759 6.023 ± 0.8068
ea20 1342 1342/1342 1342 ± 0.00003351 5.944 5.811/7.043 6.046 ± 1.07
ea21 1342 1342/1342 1342 ± 0.00002423 5.566 5.403/6.366 5.657 ± 0.7882
ea22 1342 1342/1342 1342 ± 0.00004254 5.367 5.101/6.424 5.601 ± 0.8397
ea23 1342 1342/1342 1342 ± 0.00003486 5.886 5.48/6.655 5.824 ± 0.9155
ea25 1342 1342/1342 1342 ± 0.00004262 5.593 5.248/6.367 5.543 ± 0.8717
ea26 1342 1342/1342 1342 ± 0.00003665 5.961 5.818/6.986 6.135 ± 0.924
ea27 1342 1342/1342 1342 ± 0.00004161 5.608 5.181/6.486 5.627 ± 0.8921
ea28 1342 1342/1342 1342 ± 0.00004248 5.7 5.459/6.634 5.817 ± 0.9567
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 ± 0.00002349 5.422 5.29/5.74 5.48 ± 0.2795
5 1342 1342/1342 1342 ± 0.00002349 5.454 5.158/5.605 5.401 ± 0.3637
6 1342 1342/1342 1342 ± 0.00002544 5.277 5.083/5.43 5.255 ± 0.283
7 1342 1342/1342 1342 ± 0.00002349 5.45 5.283/5.601 5.423 ± 0.2717
8 1342 1342/1342 1342 ± 0.00002349 5.452 5.18/5.55 5.368 ± 0.2911
9 1342 1342/1342 1342 ± 0.00002349 5.649 5.463/5.948 5.657 ± 0.3381
10 1342 1342/1342 1342 ± 0.00002349 6.098 5.887/6.271 6.066 ± 0.3344
11 1342 1342/1342 1342 ± 0.00002349 6.397 6.262/6.535 6.343 ± 0.3438
12 1342 1342/1342 1342 ± 0.00002349 6.611 6.395/6.792 6.541 ± 0.3844
13 1342 1342/1342 1342 ± 0.00002349 6.939 6.704/7.124 6.851 ± 0.4074
14 1342 1342/1342 1342 ± 0.00002403 6.775 6.501/7.147 6.754 ± 0.5193
15 1342 1342/1342 1342 ± 0.00002456 6.709 6.46/6.99 6.645 ± 0.4907
16 1342 1342/1342 1342 ± 0.00005909 3.948 3.755/4.245 4.01 ± 0.3418
17 1342 1342/1342 1342 ± 0.00006001 4.032 3.849/4.343 4.095 ± 0.3633
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
Start time
2024-11-02 00:12:11.646
End
2024-11-02 01:13:06.236
Duration
1:00:54.590
Note, WebLog generation is not included in the time.

CASA logs for stage 8