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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.728 5.359/6.132 5.75 ± 0.5437
ea02 1342 1342/1342 1342 ± 0 5.963 5.524/6.536 6.06 ± 0.6357
ea04 1342 1342/1342 1342 ± 0.00001954 5.506 5.156/6.103 5.633 ± 0.5253
ea05 1342 1342/1342 1342 ± 0 5.899 5.476/6.471 5.936 ± 0.5675
ea06 1342 1342/1342 1342 ± 0 5.744 5.179/6.029 5.662 ± 0.5054
ea07 1342 1342/1342 1342 ± 0 5.228 5.048/5.646 5.316 ± 0.266
ea08 1342 1342/1342 1342 ± 0.00001321 5.971 5.718/6.669 6.191 ± 0.6455
ea09 1342 1342/1342 1342 ± 0 5.565 5.04/5.954 5.516 ± 0.478
ea10 1342 1342/1342 1342 ± 0.0000345 5.325 5.143/6.11 5.561 ± 0.5609
ea11 1342 1342/1342 1342 ± 0.000001632 5.776 5.434/6.454 5.969 ± 0.6011
ea13 1342 1342/1342 1342 ± 0 6.074 5.75/6.22 6.078 ± 0.4485
ea14 1342 1342/1342 1342 ± 0.00001673 5.876 5.503/6.483 5.979 ± 0.6461
ea15 1342 1342/1342 1342 ± 0 5.922 5.46/6.428 6.02 ± 0.6704
ea16 1342 1342/1342 1342 ± 0 6.125 5.624/6.626 6.148 ± 0.6768
ea17 1342 1342/1342 1342 ± 0 5.628 5.483/5.836 5.652 ± 0.212
ea18 1342 1342/1342 1342 ± 0.000001659 5.211 4.882/5.672 5.261 ± 0.4885
ea19 1342 1342/1342 1342 ± 0 5.805 5.707/5.942 5.799 ± 0.1414
ea20 1342 1342/1342 1342 ± 0.00000161 6.229 5.76/6.833 6.227 ± 0.6269
ea21 1342 1342/1342 1342 ± 0 5.617 5.483/6.275 5.878 ± 0.5223
ea22 1342 1342/1342 1342 ± 0 5.867 5.27/6.408 5.855 ± 0.6424
ea23 1342 1342/1342 1342 ± 0.000004247 5.666 5.588/6.58 6.042 ± 0.6674
ea24 1342 1342/1342 1342 ± 0 5.77 5.075/6.175 5.614 ± 0.5894
ea25 1342 1342/1342 1342 ± 0.000003193 5.553 5.397/6.196 5.773 ± 0.5586
ea26 1342 1342/1342 1342 ± 0 6.342 5.797/6.87 6.309 ± 0.6447
ea27 1342 1342/1342 1342 ± 0 5.468 5.236/5.621 5.411 ± 0.2437
ea28 1342 1342/1342 1342 ± 0.00003093 5.735 5.514/6.468 5.95 ± 0.6343
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 ± 0.00002373 5.559 5.359/5.711 5.506 ± 0.2678
3 1342 1342/1342 1342 ± 0.00002382 5.077 4.922/5.336 5.147 ± 0.3499
4 1342 1342/1342 1342 ± 0.00004016 5.205 4.952/5.352 5.146 ± 0.2921
5 1342 1342/1342 1342 ± 0.00002373 5.448 5.277/5.661 5.472 ± 0.3003
6 1342 1342/1342 1342 ± 0.00002373 5.457 5.202/5.624 5.414 ± 0.2571
7 1342 1342/1342 1342 ± 0.00002373 5.463 5.207/5.618 5.434 ± 0.2556
8 1342 1342/1342 1342 ± 0.00002373 5.438 5.081/5.581 5.371 ± 0.2887
9 1342 1342/1342 1342 ± 0.00002378 5.687 5.423/5.921 5.644 ± 0.3033
10 1342 1342/1342 1342 ± 0.00002576 6.067 5.885/6.171 5.997 ± 0.3062
11 1342 1342/1342 1342 ± 0.00002576 6.232 6.056/6.422 6.218 ± 0.2927
12 1342 1342/1342 1342 ± 0.00002576 6.406 6.139/6.533 6.341 ± 0.2936
13 1342 1342/1342 1342 ± 0.00002576 6.86 6.387/6.994 6.758 ± 0.3544
14 1342 1342/1342 1342 ± 0.00002576 7.061 6.637/7.29 7.004 ± 0.3785
15 1342 1342/1342 1342 ± 0.00002576 6.715 6.331/6.921 6.64 ± 0.3656
16 1342 1342/1342 1342 ± 0.00003838 5.828 5.615/6.042 5.835 ± 0.3132
17 1342 1342/1342 1342 ± 0.00003363 5.925 5.667/6.115 5.898 ± 0.3055
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-04-12 22:27:49.103
End
2024-04-12 22:55:31.928
Duration
0:27:42.826
Note, WebLog generation is not included in the time.

CASA logs for stage 7