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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.461 5.189/5.905 5.623 ± 0.5396
ea02 1342 1342/1342 1342 ± 0 5.601 5.309/6.407 5.881 ± 0.673
ea04 1342 1342/1342 1342 ± 0 5.404 5.063/6.028 5.58 ± 0.5887
ea05 1342 1342/1342 1342 ± 0 5.616 5.167/6.116 5.705 ± 0.5979
ea06 1342 1342/1342 1342 ± 0 4.956 4.739/5.345 5.043 ± 0.372
ea07 1342 1342/1342 1342 ± 0 6.061 5.383/6.278 5.976 ± 0.6011
ea08 1342 1342/1342 1342 ± 0 5.725 5.449/6.559 6.03 ± 0.6869
ea09 1342 1342/1342 1342 ± 0 5.547 5.132/6.199 5.668 ± 0.6238
ea10 1342 1342/1342 1342 ± 0 5.964 5.229/6.587 5.918 ± 0.6847
ea11 1342 1342/1342 1342 ± 0 5.794 5.113/6.321 5.802 ± 0.6682
ea12 1342 1342/1342 1342 ± 0 5.896 5.268/6.402 5.954 ± 0.6844
ea13 1342 1342/1342 1342 ± 0 6.133 5.665/6.316 6.1 ± 0.5165
ea14 1342 1342/1342 1342 ± 0 5.885 5.173/6.367 5.835 ± 0.6896
ea15 1342 1342/1342 1342 ± 0 5.53 5.042/6.21 5.693 ± 0.6976
ea16 1342 1342/1342 1342 ± 0 6.006 5.576/6.682 6.183 ± 0.7335
ea17 1342 1342/1342 1342 ± 0 5.852 5.484/6.428 6.018 ± 0.6312
ea18 1342 1342/1342 1342 ± 0 5.11 4.675/5.553 5.127 ± 0.529
ea19 1342 1342/1342 1342 ± 0 5.903 5.468/6.653 6.11 ± 0.6849
ea20 1342 1342/1342 1342 ± 0 6.254 5.64/6.872 6.211 ± 0.6514
ea21 1342 1342/1342 1342 ± 0 5.635 5.263/6.153 5.749 ± 0.5745
ea22 1342 1342/1342 1342 ± 0 5.378 5.145/6.255 5.672 ± 0.6582
ea23 1342 1342/1342 1342 ± 0 6.107 5.405/6.512 6.062 ± 0.7073
ea25 1342 1342/1342 1342 ± 0 5.438 5.2/6.14 5.669 ± 0.5839
ea26 1342 1342/1342 1342 ± 0 5.945 5.551/6.856 6.114 ± 0.6661
ea27 1342 1342/1342 1342 ± 0.000002864 5.585 5.219/6.4 5.731 ± 0.6023
ea28 1342 1342/1342 1342 ± 0.00002169 5.586 5.317/6.35 5.833 ± 0.6593
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 ± 0.0000235 5.292 5.133/5.554 5.314 ± 0.2464
3 1342 1342/1342 1342 ± 0.00003038 5.181 5.021/5.4 5.202 ± 0.232
4 1342 1342/1342 1342 ± 0.0000237 5.166 4.979/5.343 5.134 ± 0.2902
5 1342 1342/1342 1342 ± 0.0000235 5.274 5.032/5.436 5.262 ± 0.306
6 1342 1342/1342 1342 ± 0.0000235 5.186 4.992/5.369 5.169 ± 0.272
7 1342 1342/1342 1342 ± 0.0000235 5.273 5.133/5.445 5.268 ± 0.2481
8 1342 1342/1342 1342 ± 0.0000235 5.267 5.047/5.402 5.232 ± 0.2705
9 1342 1342/1342 1342 ± 0.0000235 5.522 5.357/5.774 5.515 ± 0.3084
10 1342 1342/1342 1342 ± 0.0000235 5.976 5.813/6.143 5.956 ± 0.2988
11 1342 1342/1342 1342 ± 0.0000235 6.237 6.061/6.359 6.178 ± 0.3114
12 1342 1342/1342 1342 ± 0.0000235 6.374 6.193/6.527 6.338 ± 0.3416
13 1342 1342/1342 1342 ± 0.0000235 6.767 6.694/7.033 6.783 ± 0.3655
14 1342 1342/1342 1342 ± 0.0000235 7.03 6.802/7.205 6.973 ± 0.4004
15 1342 1342/1342 1342 ± 0.0000235 6.702 6.474/6.909 6.628 ± 0.4024
16 1342 1342/1342 1342 ± 0.0000258 5.97 5.592/6.204 5.926 ± 0.403
17 1342 1342/1342 1342 ± 0.00002676 5.976 5.605/6.253 5.928 ± 0.3952
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
output_dir
 
Start time
2024-12-13 13:32:44.195
End
2024-12-13 14:41:54.635
Duration
1:09:10.440
Note, WebLog generation is not included in the time.

CASA logs for stage 8