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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.688 5.355/6.15 5.808 ± 0.5531
ea02 1342 1342/1342 1342 ± 0 5.925 5.564/6.696 6.114 ± 0.6992
ea03 1342 1342/1342 1342 ± 0 5.465 4.956/6.051 5.527 ± 0.626
ea04 1342 1342/1342 1342 ± 0 5.448 5.158/6.052 5.623 ± 0.5463
ea05 1342 1342/1342 1342 ± 0 5.694 5.239/6.202 5.777 ± 0.6066
ea06 1342 1342/1342 1342 ± 0 5.214 4.967/5.661 5.303 ± 0.4132
ea07 1342 1342/1342 1342 ± 0 5.957 5.439/6.191 5.957 ± 0.5636
ea08 1342 1342/1342 1342 ± 0.000002408 5.893 5.739/6.802 6.244 ± 0.6969
ea09 1342 1342/1342 1342 ± 0 5.882 5.338/6.433 5.922 ± 0.6385
ea10 1342 1342/1342 1342 ± 0 5.917 5.334/6.607 5.953 ± 0.6654
ea11 1342 1342/1342 1342 ± 0 6.057 5.454/6.535 6.077 ± 0.6645
ea12 1342 1342/1342 1342 ± 0 5.851 5.408/6.336 5.948 ± 0.5984
ea13 1342 1342/1342 1342 ± 0 6.356 6.051/6.581 6.411 ± 0.4835
ea15 1342 1342/1342 1342 ± 0 5.749 5.373/6.44 5.964 ± 0.6735
ea16 1342 1342/1342 1342 ± 0 6 5.581/6.707 6.173 ± 0.7344
ea17 1342 1342/1342 1342 ± 0.000001204 6.256 5.937/6.834 6.404 ± 0.6981
ea18 1342 1342/1342 1342 ± 0 5.04 4.71/5.484 5.131 ± 0.5152
ea19 1342 1342/1342 1342 ± 0 5.717 5.287/6.372 5.901 ± 0.6437
ea20 1342 1342/1342 1342 ± 0 5.947 5.568/6.611 6.068 ± 0.5972
ea21 1342 1342/1342 1342 ± 0 5.67 5.298/6.191 5.784 ± 0.5783
ea22 1342 1342/1342 1342 ± 0 5.695 5.365/6.52 5.932 ± 0.6848
ea23 1342 1342/1342 1342 ± 0 5.946 5.364/6.354 6.02 ± 0.6796
ea24 1342 1342/1342 1342 ± 0 5.813 5.556/6.725 6.035 ± 0.6441
ea25 1342 1342/1342 1342 ± 0.000003612 5.526 5.379/6.245 5.796 ± 0.5727
ea26 1342 1342/1342 1342 ± 0 6.302 5.879/6.925 6.419 ± 0.7189
ea27 1342 1342/1342 1342 ± 0.00003123 5.58 5.337/6.391 5.802 ± 0.5912
ea28 1342 1342/1342 1342 ± 0.00002333 5.543 5.317/6.288 5.773 ± 0.6483
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 ± 0.00002308 5.413 5.256/5.702 5.431 ± 0.3114
3 1342 1342/1342 1342 ± 0.00002309 5.211 4.983/5.417 5.198 ± 0.3033
4 1342 1342/1342 1342 ± 0.00002442 5.3 5.151/5.462 5.326 ± 0.3674
5 1342 1342/1342 1342 ± 0.00002308 5.317 5.134/5.537 5.36 ± 0.349
6 1342 1342/1342 1342 ± 0.0000235 5.365 5.234/5.53 5.363 ± 0.3174
7 1342 1342/1342 1342 ± 0.00002308 5.412 5.293/5.582 5.419 ± 0.2906
8 1342 1342/1342 1342 ± 0.00002308 5.335 5.174/5.557 5.363 ± 0.3083
9 1342 1342/1342 1342 ± 0.00002308 5.592 5.475/5.892 5.652 ± 0.3362
10 1342 1342/1342 1342 ± 0.00002308 6.083 5.936/6.331 6.084 ± 0.3362
11 1342 1342/1342 1342 ± 0.00002308 6.357 6.126/6.574 6.308 ± 0.3357
12 1342 1342/1342 1342 ± 0.00002308 6.503 6.223/6.673 6.457 ± 0.3764
13 1342 1342/1342 1342 ± 0.00002308 6.915 6.743/7.054 6.891 ± 0.3675
14 1342 1342/1342 1342 ± 0.00002308 7.089 6.878/7.344 7.074 ± 0.4072
15 1342 1342/1342 1342 ± 0.00002308 6.711 6.502/6.959 6.692 ± 0.4048
16 1342 1342/1342 1342 ± 0.00002924 6.026 5.72/6.277 6.003 ± 0.3579
17 1342 1342/1342 1342 ± 0.00003278 6.006 5.789/6.246 6.004 ± 0.3326
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-18 05:52:27.700
End
2024-12-18 06:46:33.235
Duration
0:54:05.535
Note, WebLog generation is not included in the time.

CASA logs for stage 8