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

Statwt Summary Plot

VLASS2.1.sb38536469.eb38590168.59084.87988079861_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 5.442 4.967/5.798 5.421 ± 0.5372
ea02 1342 1342/1342 1342 ± 0.00002026 5.452 5.082/6.084 5.602 ± 0.6109
ea04 1342 1342/1342 1342 ± 0 5.156 4.813/5.705 5.294 ± 0.5244
ea05 1342 1342/1342 1342 ± 0 5.575 5.045/6.123 5.631 ± 0.6107
ea06 1342 1342/1342 1342 ± 0 4.943 4.685/5.331 5.02 ± 0.4032
ea07 1342 1342/1342 1342 ± 0 5.624 5.152/5.916 5.656 ± 0.5406
ea08 1342 1342/1342 1342 ± 0.000007075 5.516 5.247/6.276 5.755 ± 0.6322
ea09 1342 1342/1342 1342 ± 0 5.338 4.841/5.958 5.429 ± 0.6349
ea10 1342 1342/1342 1342 ± 0 5.303 4.819/5.976 5.37 ± 0.6029
ea11 1342 1342/1342 1342 ± 0 5.552 4.948/6.044 5.543 ± 0.6065
ea12 1342 1342/1342 1342 ± 0 5.552 5.146/5.956 5.646 ± 0.5422
ea13 1342 1342/1342 1342 ± 0 5.603 5.312/6.021 5.737 ± 0.4971
ea14 1342 1342/1342 1342 ± 0 5.617 5.145/6.102 5.644 ± 0.5945
ea15 1342 1342/1342 1342 ± 0 5.248 4.766/5.783 5.353 ± 0.6098
ea16 1342 1342/1342 1342 ± 0 5.906 5.376/6.492 6.021 ± 0.7051
ea17 1342 1342/1342 1342 ± 0.00002445 5.63 5.269/6.123 5.746 ± 0.6043
ea18 1342 1342/1342 1342 ± 0 4.86 4.58/5.334 4.961 ± 0.5156
ea19 1342 1342/1342 1342 ± 0 5.796 5.387/6.419 5.953 ± 0.6422
ea20 1342 1342/1342 1342 ± 0 5.841 5.475/6.46 5.969 ± 0.6384
ea21 1342 1342/1342 1342 ± 0 5.513 5.205/6.083 5.625 ± 0.5715
ea22 1342 1342/1342 1342 ± 0 5.203 4.997/6.062 5.482 ± 0.6367
ea23 1342 1342/1342 1342 ± 0 5.877 5.362/6.38 5.893 ± 0.6309
ea25 1342 1342/1342 1342 ± 0.000001645 5.254 4.948/5.696 5.346 ± 0.5258
ea26 1342 1342/1342 1342 ± 0 5.488 5.123/6.268 5.682 ± 0.65
ea27 1342 1342/1342 1342 ± 0.00001962 5.266 4.942/6.086 5.48 ± 0.5754
ea28 1342 1342/1342 1342 ± 0.00001997 5.378 5.13/6.056 5.565 ± 0.6077
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 ± 0.00002369 5.133 4.959/5.339 5.135 ± 0.2363
3 1342 1342/1342 1342 ± 0.00002447 4.878 4.71/5.218 4.922 ± 0.3065
4 1342 1342/1342 1342 ± 0.0000239 4.906 4.78/5.113 4.935 ± 0.2674
5 1342 1342/1342 1342 ± 0.00002369 5.113 4.858/5.24 5.09 ± 0.2828
6 1342 1342/1342 1342 ± 0.00002369 4.954 4.797/5.085 4.934 ± 0.2415
7 1342 1342/1342 1342 ± 0.00002369 5.142 4.974/5.281 5.124 ± 0.2296
8 1342 1342/1342 1342 ± 0.00002369 5.092 4.895/5.265 5.071 ± 0.2562
9 1342 1342/1342 1342 ± 0.00002369 5.37 5.193/5.583 5.34 ± 0.2887
10 1342 1342/1342 1342 ± 0.00002369 5.807 5.629/5.958 5.758 ± 0.2842
11 1342 1342/1342 1342 ± 0.00002369 6.031 5.861/6.086 5.96 ± 0.2884
12 1342 1342/1342 1342 ± 0.00002369 6.131 5.912/6.324 6.102 ± 0.3205
13 1342 1342/1342 1342 ± 0.00002369 6.521 6.318/6.635 6.499 ± 0.338
14 1342 1342/1342 1342 ± 0.00002369 6.691 6.441/6.868 6.662 ± 0.3598
15 1342 1342/1342 1342 ± 0.00002369 6.361 6.132/6.515 6.287 ± 0.3601
16 1342 1342/1342 1342 ± 0.00003349 5.631 5.334/5.846 5.635 ± 0.3359
17 1342 1342/1342 1342 ± 0.00002847 5.609 5.347/5.851 5.642 ± 0.3244
datacolumn
residual_data
vis
VLASS2.1.sb38536469.eb38590168.59084.87988079861_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-18 05:12:22.225
End
2024-12-18 06:07:51.089
Duration
0:55:28.864
Note, WebLog generation is not included in the time.

CASA logs for stage 8