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

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_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 5.463 5.326/6.183 5.725 ± 0.5203
ea02 1342 1342/1342 1342 ± 0.00003165 5.771 5.367/6.464 5.946 ± 0.6143
ea04 1342 1342/1342 1342 ± 0 5.276 5.135/5.984 5.54 ± 0.5383
ea05 1342 1342/1342 1342 ± 0 5.633 5.502/6.505 5.962 ± 0.5957
ea06 1342 1342/1342 1342 ± 0.000001226 3.176 2.857/3.408 3.114 ± 0.3853
ea07 1342 1342/1342 1342 ± 0 5.732 5.571/5.881 5.754 ± 0.2156
ea08 1342 1342/1342 1342 ± 0.00003441 6.07 5.728/6.943 6.269 ± 0.7157
ea09 1342 1342/1342 1342 ± 0.000003623 5.454 5.057/5.993 5.544 ± 0.5247
ea10 1342 1342/1342 1342 ± 0.00004264 5.659 5.323/6.574 5.868 ± 0.6557
ea11 1342 1342/1342 1342 ± 0.00001555 6.011 5.496/6.561 5.976 ± 0.7274
ea12 1342 1342/1342 1342 ± 0 5.781 5.555/6.604 6.007 ± 0.6816
ea13 1342 1342/1342 1342 ± 0 5.72 5.542/6.15 5.918 ± 0.5101
ea14 1342 1342/1342 1342 ± 0 5.78 5.384/6.633 6.006 ± 0.6665
ea15 1342 1342/1342 1342 ± 0 5.519 5.359/6.375 5.838 ± 0.6188
ea16 1342 1342/1342 1342 ± 0 4.994 4.797/5.495 5.112 ± 0.4471
ea17 1342 1342/1342 1342 ± 0.00004197 6.034 5.496/6.676 6.114 ± 0.7243
ea18 1342 1342/1342 1342 ± 0.000001621 5.088 4.951/5.764 5.265 ± 0.5375
ea19 1342 1342/1342 1342 ± 0.000003032 6.702 6.227/7.044 6.607 ± 0.6317
ea20 1342 1342/1342 1342 ± 0 6.2 5.914/6.998 6.354 ± 0.7327
ea21 1342 1342/1342 1342 ± 0 5.888 5.416/6.495 5.989 ± 0.6107
ea22 1342 1342/1342 1342 ± 0.000006575 5.5 5.147/6.085 5.63 ± 0.5773
ea23 1342 1342/1342 1342 ± 0.00002208 5.875 5.496/6.604 6.032 ± 0.7494
ea25 1342 1342/1342 1342 ± 0.00003642 5.3 4.575/5.54 5.023 ± 0.7056
ea26 1342 1342/1342 1342 ± 0 5.758 5.554/6.677 6.045 ± 0.6266
ea27 1342 1342/1342 1342 ± 0.0000427 5.681 5.304/6.558 5.858 ± 0.6411
ea28 1342 1342/1342 1342 ± 0.00004984 6.469 5.914/6.888 6.268 ± 0.736
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 ± 0.00002448 5.362 5.225/5.57 5.265 ± 0.6739
5 1342 1342/1342 1342 ± 0.00002449 5.402 5.21/5.602 5.286 ± 0.6084
6 1342 1342/1342 1342 ± 0.00002448 5.465 5.254/5.546 5.307 ± 0.5835
7 1342 1342/1342 1342 ± 0.00002448 5.49 5.247/5.586 5.352 ± 0.581
8 1342 1342/1342 1342 ± 0.00002448 5.381 5.268/5.723 5.339 ± 0.6231
9 1342 1342/1342 1342 ± 0.00002448 5.772 5.396/5.965 5.575 ± 0.6561
10 1342 1342/1342 1342 ± 0.00002433 6.167 5.855/6.306 5.964 ± 0.6585
11 1342 1342/1342 1342 ± 0.00002418 6.408 6.005/6.558 6.189 ± 0.6965
12 1342 1342/1342 1342 ± 0.000024 6.555 6.143/6.641 6.287 ± 0.7507
13 1342 1342/1342 1342 ± 0.000024 6.911 6.477/7.091 6.646 ± 0.7756
14 1342 1342/1342 1342 ± 0.000024 7.001 6.632/7.197 6.762 ± 0.7824
15 1342 1342/1342 1342 ± 0.00002433 6.509 6.149/6.695 6.365 ± 0.5634
16 1342 1342/1342 1342 ± 0.00005541 5.081 4.857/5.373 5.01 ± 0.5481
17 1342 1342/1342 1342 ± 0.00005406 5.172 5.036/5.442 5.101 ± 0.5606
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-05 07:25:18.072
End
2024-12-05 08:33:52.592
Duration
1:08:34.520
Note, WebLog generation is not included in the time.

CASA logs for stage 8