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 5.426 5.24/6.092 5.509 ± 0.788
ea02 1342 1342/1342 1342 ± 0.00004278 5.868 5.439/6.553 5.796 ± 0.978
ea04 1342 1342/1342 1342 ± 0 5.392 5.116/6.19 5.538 ± 0.783
ea05 1342 1342/1342 1342 ± 0.00001903 5.51 5.111/6.441 5.717 ± 0.7848
ea06 1342 1342/1342 1342 ± 0.000002793 4.905 4.718/5.328 4.864 ± 0.5782
ea07 1342 1342/1342 1342 ± 0.00004272 5.969 5.481/6.403 5.895 ± 0.92
ea08 1342 1342/1342 1342 ± 0.00004292 6.093 5.665/6.798 5.984 ± 1.009
ea09 1342 1342/1342 1342 ± 0.000009321 5.618 5.199/6.368 5.646 ± 0.8192
ea10 1342 1342/1342 1342 ± 0.00004272 5.815 5.44/6.734 5.852 ± 0.9512
ea11 1342 1342/1342 1342 ± 0.00004272 5.767 5.213/6.636 5.77 ± 1.011
ea12 1342 1342/1342 1342 ± 0.000004325 5.725 5.414/6.666 5.865 ± 1.031
ea13 1342 1342/1342 1342 ± 0.00001624 5.916 5.816/6.508 5.996 ± 0.7628
ea14 1342 1342/1342 1342 ± 0.00002042 5.594 5.223/6.519 5.753 ± 0.8487
ea15 1342 1342/1342 1342 ± 0 5.455 5.232/6.352 5.707 ± 0.8851
ea16 1342 1342/1342 1342 ± 0.00003361 5.941 5.585/6.911 6.096 ± 1.016
ea17 1342 1342/1342 1342 ± 0.000043 5.871 5.594/6.668 5.888 ± 0.9656
ea18 1342 1342/1342 1342 ± 0.00003362 5.064 4.649/5.781 5.093 ± 0.7359
ea19 1342 1342/1342 1342 ± 0.00001212 5.776 5.574/6.883 6.079 ± 0.8794
ea20 1342 1342/1342 1342 ± 0.00001872 5.949 5.778/7.101 6.127 ± 1.096
ea21 1342 1342/1342 1342 ± 0.00002667 5.539 5.406/6.414 5.748 ± 0.8289
ea22 1342 1342/1342 1342 ± 0.00004021 5.404 5.166/6.306 5.514 ± 0.8579
ea23 1342 1342/1342 1342 ± 0.00004272 5.785 5.542/6.706 5.969 ± 0.9502
ea25 1342 1342/1342 1342 ± 0.00004272 5.492 5.294/6.401 5.569 ± 0.8663
ea26 1342 1342/1342 1342 ± 0.00001774 5.943 5.66/7.024 6.084 ± 0.8863
ea27 1342 1342/1342 1342 ± 0.0000429 5.61 5.204/6.505 5.653 ± 0.8906
ea28 1342 1342/1342 1342 ± 0.00004319 5.739 5.456/6.542 5.783 ± 0.9224
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 ± 0.00002348 5.521 5.312/5.789 5.537 ± 0.2743
5 1342 1342/1342 1342 ± 0.00002368 5.448 5.209/5.613 5.401 ± 0.3172
6 1342 1342/1342 1342 ± 0.00002348 5.417 5.213/5.575 5.369 ± 0.2971
7 1342 1342/1342 1342 ± 0.00002348 5.446 5.291/5.609 5.437 ± 0.284
8 1342 1342/1342 1342 ± 0.00002348 5.433 5.231/5.584 5.378 ± 0.2957
9 1342 1342/1342 1342 ± 0.00002348 5.651 5.458/5.938 5.658 ± 0.3374
10 1342 1342/1342 1342 ± 0.00002348 6.096 5.899/6.295 6.079 ± 0.331
11 1342 1342/1342 1342 ± 0.00002348 6.443 6.287/6.545 6.363 ± 0.3502
12 1342 1342/1342 1342 ± 0.00002348 6.628 6.407/6.801 6.561 ± 0.3836
13 1342 1342/1342 1342 ± 0.00002348 6.89 6.672/7.141 6.865 ± 0.4288
14 1342 1342/1342 1342 ± 0.00002498 6.815 6.427/7.177 6.799 ± 0.5396
15 1342 1342/1342 1342 ± 0.00002348 6.839 6.669/7.132 6.818 ± 0.4921
16 1342 1342/1342 1342 ± 0.00006011 4.011 3.835/4.304 4.08 ± 0.3091
17 1342 1342/1342 1342 ± 0.00006101 4.094 3.956/4.384 4.161 ± 0.2713
datacolumn
residual_data
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-02 08:03:27.224
End
2024-11-02 09:02:01.986
Duration
0:58:34.762
Note, WebLog generation is not included in the time.

CASA logs for stage 8