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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.304 4.979/5.838 5.478 ± 0.6431
ea02 1342 1342/1342 1342 ± 0.00002149 5.334 5.07/6.352 5.764 ± 0.823
ea04 1342 1342/1342 1342 ± 0.00003569 5.424 4.823/5.856 5.378 ± 0.6939
ea05 1342 1342/1342 1342 ± 0.000001399 5.961 5.145/6.578 5.819 ± 0.7886
ea06 1342 1342/1342 1342 ± 0.00003769 4.748 4.307/5.191 4.76 ± 0.4998
ea07 1342 1342/1342 1342 ± 0.00004189 5.76 5.1/6.139 5.744 ± 0.7891
ea08 1342 1342/1342 1342 ± 0.00004116 5.463 5.278/6.621 5.911 ± 0.8803
ea09 1342 1342/1342 1342 ± 0 5.64 5.035/6.468 5.727 ± 0.7614
ea10 1342 1342/1342 1342 ± 0.00004595 5.532 4.857/6.581 5.69 ± 0.9225
ea11 1342 1342/1342 1342 ± 0.0000489 5.144 4.836/6.391 5.612 ± 0.8907
ea12 1342 1342/1342 1342 ± 0.00003999 5.773 5.036/6.131 5.69 ± 0.797
ea13 1342 1342/1342 1342 ± 0 5.869 5.407/6.274 5.96 ± 0.7159
ea14 1342 1342/1342 1342 ± 0.00001951 5.385 5.087/6.279 5.628 ± 0.774
ea15 1342 1342/1342 1342 ± 0.00001644 5.084 4.852/6.129 5.445 ± 0.8099
ea16 1342 1342/1342 1342 ± 0 5.666 5.302/6.647 5.983 ± 0.8953
ea17 1342 1342/1342 1342 ± 0.00004928 5.498 5.3/6.385 5.855 ± 0.8557
ea18 1342 1342/1342 1342 ± 0.00004755 5.014 4.542/5.379 5.036 ± 0.5945
ea19 1342 1342/1342 1342 ± 0 6.135 5.384/6.665 6.078 ± 0.8081
ea20 1342 1342/1342 1342 ± 0.00004495 5.751 5.235/6.654 5.946 ± 0.8608
ea21 1342 1342/1342 1342 ± 0 5.517 5.169/6.356 5.716 ± 0.7617
ea22 1342 1342/1342 1342 ± 0.000001395 5.188 4.824/6.054 5.506 ± 0.7272
ea23 1342 1342/1342 1342 ± 0.00003152 5.483 5.297/6.336 5.808 ± 0.8715
ea25 1342 1342/1342 1342 ± 0.0000477 5.284 5.029/6.064 5.518 ± 0.7653
ea26 1342 1342/1342 1342 ± 0 5.762 5.478/6.923 6.114 ± 0.8277
ea27 1342 1342/1342 1342 ± 0.00004705 5.419 4.983/6.369 5.608 ± 0.7552
ea28 1342 1342/1342 1342 ± 0.00004607 5.7 5.132/6.33 5.721 ± 0.8103
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 ± 0.00002356 5.472 5.14/5.769 5.451 ± 0.3638
5 1342 1342/1342 1342 ± 0.0000365 5.311 5.038/5.604 5.321 ± 0.3555
6 1342 1342/1342 1342 ± 0.00002356 5.047 4.859/5.196 5.002 ± 0.2911
7 1342 1342/1342 1342 ± 0.00002356 5.084 4.901/5.298 5.088 ± 0.275
8 1342 1342/1342 1342 ± 0.00002356 5.134 4.908/5.233 5.071 ± 0.2895
9 1342 1342/1342 1342 ± 0.00002401 5.227 4.976/5.376 5.162 ± 0.2966
10 1342 1342/1342 1342 ± 0.00002356 5.987 5.796/6.152 5.921 ± 0.3216
11 1342 1342/1342 1342 ± 0.00002356 6.274 6.125/6.39 6.21 ± 0.3388
12 1342 1342/1342 1342 ± 0.00002356 6.472 6.268/6.621 6.416 ± 0.3695
13 1342 1342/1342 1342 ± 0.00002356 6.916 6.792/7.136 6.882 ± 0.4077
14 1342 1342/1342 1342 ± 0.00002356 7.143 6.941/7.339 7.085 ± 0.4451
15 1342 1342/1342 1342 ± 0.00004781 5.938 5.713/6.445 6.045 ± 0.5771
16 1342 1342/1342 1342 ± 0.00006067 4.554 4.423/4.708 4.574 ± 0.2245
17 1342 1342/1342 1342 ± 0.00006096 4.957 4.777/5.158 4.96 ± 0.3054
output_dir
 
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-02 15:53:54.034
End
2024-11-02 16:39:15.129
Duration
0:45:21.095
Note, WebLog generation is not included in the time.

CASA logs for stage 8