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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.382 5.061/5.849 5.484 ± 0.5071
ea02 1342 1342/1342 1342 ± 0 5.694 5.262/6.238 5.762 ± 0.6054
ea04 1342 1342/1342 1342 ± 0 5.191 4.882/5.923 5.432 ± 0.5717
ea05 1342 1342/1342 1342 ± 0 5.528 5.135/6.121 5.65 ± 0.5991
ea06 1342 1342/1342 1342 ± 0 4.83 4.53/5.215 4.895 ± 0.4017
ea07 1342 1342/1342 1342 ± 0 5.7 5.264/6.068 5.756 ± 0.5432
ea08 1342 1342/1342 1342 ± 0 5.569 5.342/6.436 5.875 ± 0.6436
ea09 1342 1342/1342 1342 ± 0 5.505 5.01/6.078 5.606 ± 0.6216
ea10 1342 1342/1342 1342 ± 0.00001409 5.7 5.078/6.387 5.723 ± 0.6789
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.482 5.078/6.189 5.709 ± 0.6614
ea13 1342 1342/1342 1342 ± 0 5.861 5.465/6.198 5.911 ± 0.5009
ea14 1342 1342/1342 1342 ± 0 5.595 5.083/6.168 5.651 ± 0.6154
ea15 1342 1342/1342 1342 ± 0 5.332 4.845/5.98 5.47 ± 0.6793
ea16 1342 1342/1342 1342 ± 0 5.909 5.435/6.375 6.005 ± 0.6957
ea17 1342 1342/1342 1342 ± 0 5.745 5.31/6.235 5.847 ± 0.6056
ea18 1342 1342/1342 1342 ± 0 4.831 4.551/5.379 4.963 ± 0.519
ea19 1342 1342/1342 1342 ± 0 5.682 5.279/6.27 5.842 ± 0.5954
ea20 1342 1342/1342 1342 ± 0 5.865 5.435/6.481 5.984 ± 0.6507
ea21 1342 1342/1342 1342 ± 0 5.461 5.16/6.097 5.622 ± 0.5672
ea22 1342 1342/1342 1342 ± 0 5.557 5.092/6.192 5.654 ± 0.6289
ea23 1342 1342/1342 1342 ± 0 5.706 5.249/6.275 5.844 ± 0.6556
ea25 1342 1342/1342 1342 ± 0 5.423 4.976/5.897 5.505 ± 0.5765
ea26 1342 1342/1342 1342 ± 0 5.867 5.487/6.441 5.963 ± 0.6391
ea27 1342 1342/1342 1342 ± 0.00003882 5.423 5.054/6.128 5.555 ± 0.559
ea28 1342 1342/1342 1342 ± 0 5.431 5.204/6.295 5.669 ± 0.6385
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 ± 0.00002394 5.08 4.98/5.316 5.114 ± 0.2366
3 1342 1342/1342 1342 ± 0.00002394 4.96 4.838/5.205 4.989 ± 0.2435
4 1342 1342/1342 1342 ± 0.00002424 5.137 4.982/5.325 5.115 ± 0.3257
5 1342 1342/1342 1342 ± 0.00002394 5.14 4.92/5.248 5.098 ± 0.2932
6 1342 1342/1342 1342 ± 0.00002394 5.154 4.942/5.273 5.113 ± 0.282
7 1342 1342/1342 1342 ± 0.00002394 5.15 5.028/5.321 5.133 ± 0.2399
8 1342 1342/1342 1342 ± 0.00002394 5.192 4.927/5.274 5.108 ± 0.2689
9 1342 1342/1342 1342 ± 0.00002394 5.413 5.26/5.635 5.384 ± 0.309
10 1342 1342/1342 1342 ± 0.00002394 5.826 5.695/6.043 5.824 ± 0.3146
11 1342 1342/1342 1342 ± 0.00002394 6.137 5.949/6.21 6.044 ± 0.3209
12 1342 1342/1342 1342 ± 0.00002394 6.272 6.099/6.434 6.207 ± 0.3388
13 1342 1342/1342 1342 ± 0.00002394 6.667 6.512/6.8 6.612 ± 0.3504
14 1342 1342/1342 1342 ± 0.00002394 6.903 6.636/6.973 6.771 ± 0.3887
15 1342 1342/1342 1342 ± 0.00002394 6.365 6.25/6.538 6.334 ± 0.3396
16 1342 1342/1342 1342 ± 0.00003337 5.774 5.646/6.014 5.806 ± 0.2984
17 1342 1342/1342 1342 ± 0.00003324 5.85 5.711/6.013 5.825 ± 0.31
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-31 10:45:32.211
End
2024-12-31 11:36:30.059
Duration
0:50:57.848
Note, WebLog generation is not included in the time.

CASA logs for stage 8