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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.772 5.195/6.036 5.699 ± 0.5562
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.528 5.154/6.079 5.667 ± 0.561
ea05 1342 1342/1342 1342 ± 0 5.72 5.163/6.302 5.803 ± 0.6063
ea06 1342 1342/1342 1342 ± 0 5.072 4.883/5.497 5.165 ± 0.4035
ea07 1342 1342/1342 1342 ± 0 5.894 5.43/6.235 5.965 ± 0.6029
ea08 1342 1342/1342 1342 ± 0 5.937 5.455/6.642 6.041 ± 0.6893
ea09 1342 1342/1342 1342 ± 0 5.668 5.148/6.361 5.738 ± 0.6371
ea10 1342 1342/1342 1342 ± 0 5.862 5.251/6.565 5.889 ± 0.6834
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.846 5.41/6.425 6.01 ± 0.6521
ea13 1342 1342/1342 1342 ± 0 6.019 5.616/6.357 6.086 ± 0.5217
ea14 1342 1342/1342 1342 ± 0 5.975 5.273/6.362 5.86 ± 0.6431
ea15 1342 1342/1342 1342 ± 0 5.584 5.086/6.147 5.689 ± 0.6653
ea16 1342 1342/1342 1342 ± 0 6.1 5.591/6.565 6.186 ± 0.7189
ea17 1342 1342/1342 1342 ± 0.00001109 5.997 5.555/6.736 6.066 ± 0.6424
ea18 1342 1342/1342 1342 ± 0 5.037 4.75/5.485 5.139 ± 0.5127
ea19 1342 1342/1342 1342 ± 0 6.176 5.561/6.706 6.176 ± 0.6314
ea20 1342 1342/1342 1342 ± 0 6.376 5.814/6.872 6.304 ± 0.6513
ea21 1342 1342/1342 1342 ± 0 5.6 5.241/6.231 5.759 ± 0.5721
ea22 1342 1342/1342 1342 ± 0 5.689 5.201/6.317 5.758 ± 0.6728
ea23 1342 1342/1342 1342 ± 0 5.971 5.461/6.55 6.07 ± 0.6892
ea25 1342 1342/1342 1342 ± 0.000002388 5.575 5.23/6.148 5.668 ± 0.5848
ea26 1342 1342/1342 1342 ± 0 5.997 5.511/6.64 6.088 ± 0.6822
ea27 1342 1342/1342 1342 ± 0.00002696 5.684 5.177/6.378 5.765 ± 0.6154
ea28 1342 1342/1342 1342 ± 0 5.653 5.361/6.425 5.846 ± 0.6736
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 ± 0.0000244 5.414 5.202/5.598 5.395 ± 0.2466
3 1342 1342/1342 1342 ± 0.00002766 5.092 4.811/5.281 5.064 ± 0.2949
4 1342 1342/1342 1342 ± 0.0000244 5.166 5.01/5.372 5.151 ± 0.3146
5 1342 1342/1342 1342 ± 0.00003047 5.271 5.13/5.46 5.302 ± 0.3108
6 1342 1342/1342 1342 ± 0.00002448 5.129 4.993/5.385 5.151 ± 0.2361
7 1342 1342/1342 1342 ± 0.0000244 5.37 5.218/5.547 5.362 ± 0.2508
8 1342 1342/1342 1342 ± 0.0000244 5.366 5.136/5.534 5.316 ± 0.2722
9 1342 1342/1342 1342 ± 0.0000244 5.577 5.444/5.851 5.595 ± 0.3061
10 1342 1342/1342 1342 ± 0.0000244 6.038 5.893/6.194 6.007 ± 0.302
11 1342 1342/1342 1342 ± 0.0000244 6.296 6.147/6.376 6.244 ± 0.3198
12 1342 1342/1342 1342 ± 0.0000244 6.397 6.179/6.562 6.37 ± 0.3382
13 1342 1342/1342 1342 ± 0.0000244 6.798 6.673/7.081 6.797 ± 0.3584
14 1342 1342/1342 1342 ± 0.0000244 6.963 6.788/7.264 6.976 ± 0.3909
15 1342 1342/1342 1342 ± 0.0000244 6.69 6.466/6.875 6.603 ± 0.3612
16 1342 1342/1342 1342 ± 0.00002923 5.972 5.828/6.205 5.978 ± 0.3269
17 1342 1342/1342 1342 ± 0.00002772 5.939 5.77/6.162 5.947 ± 0.3117
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 09:13:41.009
End
2024-05-01 10:05:56.650
Duration
0:52:15.641
Note, WebLog generation is not included in the time.

CASA logs for stage 7