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 5.608 5.282/6.032 5.705 ± 0.5279
ea02 1342 1342/1342 1342 ± 0 5.834 5.437/6.47 5.983 ± 0.655
ea04 1342 1342/1342 1342 ± 0 5.457 5.128/6.013 5.616 ± 0.5444
ea05 1342 1342/1342 1342 ± 0 5.766 5.335/6.152 5.797 ± 0.5612
ea06 1342 1342/1342 1342 ± 0 5.144 4.972/5.549 5.251 ± 0.3906
ea07 1342 1342/1342 1342 ± 0 6.064 5.505/6.193 6.014 ± 0.5521
ea08 1342 1342/1342 1342 ± 0 5.823 5.521/6.572 6.07 ± 0.6756
ea09 1342 1342/1342 1342 ± 0 5.722 5.228/6.232 5.785 ± 0.6136
ea10 1342 1342/1342 1342 ± 0.000002289 5.886 5.351/6.585 5.965 ± 0.6483
ea11 1342 1342/1342 1342 ± 0 5.782 5.168/6.34 5.85 ± 0.6353
ea12 1342 1342/1342 1342 ± 0 5.943 5.42/6.422 6.018 ± 0.6391
ea13 1342 1342/1342 1342 ± 0 6.334 5.864/6.497 6.254 ± 0.485
ea14 1342 1342/1342 1342 ± 0 5.945 5.305/6.338 5.942 ± 0.6201
ea15 1342 1342/1342 1342 ± 0 5.603 5.151/6.227 5.778 ± 0.6724
ea16 1342 1342/1342 1342 ± 0 6.088 5.728/6.738 6.295 ± 0.6852
ea17 1342 1342/1342 1342 ± 0.000002714 5.987 5.568/6.492 6.109 ± 0.6044
ea18 1342 1342/1342 1342 ± 0 5.124 4.759/5.576 5.188 ± 0.4971
ea19 1342 1342/1342 1342 ± 0 6.041 5.603/6.689 6.219 ± 0.637
ea20 1342 1342/1342 1342 ± 0 6.343 5.751/6.92 6.31 ± 0.6123
ea21 1342 1342/1342 1342 ± 0 5.742 5.429/6.196 5.865 ± 0.5144
ea22 1342 1342/1342 1342 ± 0 5.565 5.281/6.346 5.823 ± 0.6325
ea23 1342 1342/1342 1342 ± 0 6.143 5.503/6.521 6.115 ± 0.6513
ea25 1342 1342/1342 1342 ± 0.000003028 5.498 5.259/6.115 5.702 ± 0.5417
ea26 1342 1342/1342 1342 ± 0 6.213 5.736/6.897 6.266 ± 0.6189
ea27 1342 1342/1342 1342 ± 0.00003963 5.498 5.268/6.303 5.738 ± 0.5522
ea28 1342 1342/1342 1342 ± 0.00001484 5.673 5.415/6.37 5.905 ± 0.6208
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 ± 0.00002348 5.385 5.267/5.679 5.437 ± 0.2594
3 1342 1342/1342 1342 ± 0.00003047 5.195 5.041/5.609 5.289 ± 0.2937
4 1342 1342/1342 1342 ± 0.00002382 5.383 5.092/5.512 5.327 ± 0.3411
5 1342 1342/1342 1342 ± 0.00002348 5.453 5.165/5.578 5.423 ± 0.3183
6 1342 1342/1342 1342 ± 0.00002348 5.355 5.151/5.555 5.338 ± 0.2847
7 1342 1342/1342 1342 ± 0.00002348 5.376 5.214/5.518 5.376 ± 0.251
8 1342 1342/1342 1342 ± 0.00002348 5.381 5.14/5.504 5.315 ± 0.2667
9 1342 1342/1342 1342 ± 0.00002348 5.588 5.433/5.849 5.582 ± 0.307
10 1342 1342/1342 1342 ± 0.00002348 6.055 5.882/6.214 6.009 ± 0.2987
11 1342 1342/1342 1342 ± 0.00002348 6.278 6.119/6.423 6.22 ± 0.2991
12 1342 1342/1342 1342 ± 0.00002348 6.401 6.198/6.579 6.375 ± 0.3309
13 1342 1342/1342 1342 ± 0.00002348 6.828 6.736/7.075 6.825 ± 0.3537
14 1342 1342/1342 1342 ± 0.00002348 7.062 6.829/7.284 7.026 ± 0.3861
15 1342 1342/1342 1342 ± 0.00002348 6.735 6.505/6.969 6.671 ± 0.3867
16 1342 1342/1342 1342 ± 0.00003358 5.951 5.617/6.274 5.966 ± 0.3926
17 1342 1342/1342 1342 ± 0.0000328 6.031 5.802/6.263 6.018 ± 0.3484
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-13 06:45:15.619
End
2024-12-13 07:44:23.864
Duration
0:59:08.245
Note, WebLog generation is not included in the time.

CASA logs for stage 8