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 5.362 5.259/6.16 5.479 ± 0.7973
ea02 1342 1342/1342 1342 ± 0.00004058 5.943 5.396/6.727 5.906 ± 0.9578
ea04 1342 1342/1342 1342 ± 0.000009016 5.324 5.065/6.101 5.389 ± 0.8457
ea05 1342 1342/1342 1342 ± 0.00002096 5.476 5.079/6.198 5.64 ± 0.7562
ea06 1342 1342/1342 1342 ± 0.00002163 4.829 4.729/5.304 4.81 ± 0.6353
ea07 1342 1342/1342 1342 ± 0.00003987 5.914 5.433/6.382 5.799 ± 0.8557
ea08 1342 1342/1342 1342 ± 0.00004042 6.108 5.63/6.857 6.102 ± 0.9907
ea09 1342 1342/1342 1342 ± 0.00003107 5.635 5.208/6.557 5.692 ± 0.8234
ea10 1342 1342/1342 1342 ± 0.00004184 5.969 5.305/6.718 5.785 ± 0.9738
ea11 1342 1342/1342 1342 ± 0.0000419 5.838 5.189/6.55 5.651 ± 0.9375
ea12 1342 1342/1342 1342 ± 0.00003073 5.71 5.381/6.623 5.738 ± 1.005
ea13 1342 1342/1342 1342 ± 0.0000237 5.914 5.778/6.442 6 ± 0.7627
ea14 1342 1342/1342 1342 ± 0.00002716 5.645 5.15/6.38 5.654 ± 0.7994
ea15 1342 1342/1342 1342 ± 0.000003162 5.367 5.112/6.305 5.542 ± 0.9574
ea16 1342 1342/1342 1342 ± 0.00002691 5.962 5.561/6.879 6.012 ± 0.9275
ea17 1342 1342/1342 1342 ± 0.0000424 5.937 5.441/6.9 5.905 ± 0.9778
ea18 1342 1342/1342 1342 ± 0.00004287 5.03 4.699/5.686 5.009 ± 0.701
ea19 1342 1342/1342 1342 ± 0.00001499 5.82 5.546/6.74 6.019 ± 0.7963
ea20 1342 1342/1342 1342 ± 0.00003841 5.904 5.747/6.952 6.022 ± 1.033
ea21 1342 1342/1342 1342 ± 0.00002494 5.616 5.361/6.354 5.665 ± 0.769
ea22 1342 1342/1342 1342 ± 0.0000424 5.398 5.084/6.434 5.603 ± 0.8535
ea23 1342 1342/1342 1342 ± 0.00003449 5.909 5.477/6.617 5.828 ± 0.9065
ea25 1342 1342/1342 1342 ± 0.00004188 5.55 5.215/6.349 5.526 ± 0.8545
ea26 1342 1342/1342 1342 ± 0.00003748 5.88 5.694/6.968 6.083 ± 0.9164
ea27 1342 1342/1342 1342 ± 0.00003903 5.572 5.18/6.478 5.651 ± 0.8731
ea28 1342 1342/1342 1342 ± 0.00004234 5.707 5.413/6.61 5.798 ± 0.96
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 ± 0.00002365 5.393 5.234/5.695 5.442 ± 0.2791
5 1342 1342/1342 1342 ± 0.00002384 5.393 5.113/5.559 5.367 ± 0.3221
6 1342 1342/1342 1342 ± 0.00002365 5.39 5.188/5.552 5.355 ± 0.2898
7 1342 1342/1342 1342 ± 0.00002365 5.394 5.255/5.569 5.4 ± 0.271
8 1342 1342/1342 1342 ± 0.00002365 5.401 5.175/5.541 5.349 ± 0.2897
9 1342 1342/1342 1342 ± 0.00002365 5.649 5.439/5.923 5.637 ± 0.3319
10 1342 1342/1342 1342 ± 0.00002365 6.075 5.866/6.271 6.046 ± 0.3261
11 1342 1342/1342 1342 ± 0.00002365 6.381 6.249/6.521 6.326 ± 0.3446
12 1342 1342/1342 1342 ± 0.00002365 6.577 6.373/6.757 6.522 ± 0.373
13 1342 1342/1342 1342 ± 0.00002365 6.926 6.682/7.078 6.832 ± 0.4035
14 1342 1342/1342 1342 ± 0.00002452 6.792 6.503/7.083 6.737 ± 0.5071
15 1342 1342/1342 1342 ± 0.00002486 6.668 6.423/6.962 6.621 ± 0.4713
16 1342 1342/1342 1342 ± 0.00005782 3.95 3.763/4.228 4.005 ± 0.3205
17 1342 1342/1342 1342 ± 0.00005913 3.996 3.809/4.35 4.083 ± 0.3909
overwrite_modelcol
False
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-01 21:38:58.572
End
2024-11-01 22:23:33.647
Duration
0:44:35.075
Note, WebLog generation is not included in the time.

CASA logs for stage 8