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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.382 5.253/6.01 5.633 ± 0.5705
ea02 1342 1342/1342 1342 ± 0.00005085 5.029 4.731/5.348 4.994 ± 0.4359
ea04 1342 1342/1342 1342 ± 0.000005415 5.185 4.923/6.004 5.363 ± 0.69
ea05 1342 1342/1342 1342 ± 0.000001137 5.244 4.951/6.212 5.473 ± 0.6863
ea06 1342 1342/1342 1342 ± 0.0000102 4.669 4.494/5.342 4.833 ± 0.573
ea07 1342 1342/1342 1342 ± 0.00002095 5.217 4.841/5.433 5.191 ± 0.5364
ea08 1342 1342/1342 1342 ± 0.00004037 5.581 5.363/6.442 5.861 ± 0.7057
ea09 1342 1342/1342 1342 ± 0.00004137 5.142 4.861/5.786 5.23 ± 0.6173
ea10 1342 1342/1342 1342 ± 0.00004118 4.913 4.637/5.73 5.098 ± 0.5757
ea11 1342 1342/1342 1342 ± 0.00003746 4.976 4.696/5.51 5.067 ± 0.4808
ea12 1342 1342/1342 1342 ± 0.00003263 5.385 5.152/6.245 5.515 ± 0.7416
ea13 1342 1342/1342 1342 ± 0.00001725 5.405 5.124/5.54 5.322 ± 0.3846
ea14 1342 1342/1342 1342 ± 0.000007905 5.316 5.017/6.306 5.622 ± 0.7137
ea15 1342 1342/1342 1342 ± 0.000002007 5.006 4.897/6 5.383 ± 0.7619
ea16 1342 1342/1342 1342 ± 0.000005976 5.484 5.261/6.437 5.737 ± 0.7682
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003595 4.719 4.475/5.305 4.788 ± 0.498
ea19 1342 1342/1342 1342 ± 0.000003197 5.415 5.189/6.359 5.667 ± 0.7027
ea20 1342 1342/1342 1342 ± 0.00003129 5.718 5.32/6.63 5.811 ± 0.82
ea21 1342 1342/1342 1342 ± 0 5.175 5.007/6.011 5.428 ± 0.6561
ea22 1342 1342/1342 1342 ± 0.00004097 5.135 4.858/5.988 5.329 ± 0.6377
ea23 1342 1342/1342 1342 ± 0.000001131 5.276 5.075/6.221 5.572 ± 0.7356
ea25 1342 1342/1342 1342 ± 0.00003514 4.913 4.792/5.33 5.044 ± 0.4361
ea26 1342 1342/1342 1342 ± 0.00003752 5.447 5.189/6.266 5.596 ± 0.7117
ea27 1342 1342/1342 1342 ± 0.0000415 4.847 4.597/5.502 4.913 ± 0.5724
ea28 1342 1342/1342 1342 ± 0.00003874 4.769 4.67/5.22 4.942 ± 0.3469
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 ± 0.00002505 5.226 4.951/5.343 5.156 ± 0.2746
3 1342 1342/1342 1342 ± 0.00002505 4.963 4.707/5.191 4.937 ± 0.2881
4 1342 1342/1342 1342 ± 0.00003408 4.974 4.793/5.148 4.905 ± 0.3739
5 1342 1342/1342 1342 ± 0.00002505 5.016 4.751/5.152 4.996 ± 0.2683
6 1342 1342/1342 1342 ± 0.00002505 4.952 4.804/5.178 4.954 ± 0.2508
7 1342 1342/1342 1342 ± 0.00002505 5 4.751/5.228 5.015 ± 0.2792
8 1342 1342/1342 1342 ± 0.00002505 4.911 4.767/5.214 4.964 ± 0.2901
9 1342 1342/1342 1342 ± 0.00002505 5.209 5.024/5.443 5.208 ± 0.3104
10 1342 1342/1342 1342 ± 0.00002505 5.543 5.316/5.845 5.562 ± 0.3158
11 1342 1342/1342 1342 ± 0.00002505 5.885 5.436/6.044 5.787 ± 0.3776
12 1342 1342/1342 1342 ± 0.00002505 6.003 5.475/6.269 5.909 ± 0.4292
13 1342 1342/1342 1342 ± 0.00002505 6.423 5.799/6.716 6.254 ± 0.5036
14 1342 1342/1342 1342 ± 0.00002505 6.52 5.754/6.737 6.316 ± 0.5405
15 1342 1342/1342 1342 ± 0.00002505 6.14 5.489/6.473 6.029 ± 0.5063
16 1342 1342/1342 1342 ± 0.00006093 4.31 4.167/4.551 4.361 ± 0.3165
17 1342 1342/1342 1342 ± 0.00006078 4.316 4.16/4.531 4.344 ± 0.2974
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
datacolumn
residual_data
Start time
2024-11-16 19:14:59.794
End
2024-11-16 20:14:26.073
Duration
0:59:26.279
Note, WebLog generation is not included in the time.

CASA logs for stage 8