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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.528 5.959/6.859 6.494 ± 0.5931
ea03 1342 1342/1342 1342 ± 0 5.71 5.237/6.753 5.929 ± 0.7334
ea04 1342 1342/1342 1342 ± 0 6.281 5.771/6.769 6.348 ± 0.6843
ea05 1342 1342/1342 1342 ± 0 6.218 5.893/7.068 6.406 ± 0.7283
ea06 1342 1342/1342 1342 ± 0 6.442 5.877/6.848 6.389 ± 0.6088
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0 6.086 5.697/6.786 6.234 ± 0.623
ea09 1342 1342/1342 1342 ± 0 6.205 5.569/6.953 6.3 ± 0.7017
ea10 1342 1342/1342 1342 ± 0 7.144 6.801/7.377 7.061 ± 0.4436
ea11 1342 1342/1342 1342 ± 0 6.293 5.634/6.876 6.343 ± 0.7308
ea12 1342 1342/1342 1342 ± 0 6.613 5.918/7.061 6.608 ± 0.7151
ea13 1342 1342/1342 1342 ± 0 5.88 5.455/6.207 5.933 ± 0.4218
ea14 1342 1342/1342 1342 ± 0 6.683 5.894/7.017 6.584 ± 0.6972
ea15 1342 1342/1342 1342 ± 0 6.055 5.485/6.62 6.092 ± 0.6673
ea16 1342 1342/1342 1342 ± 0 6.583 5.979/7.087 6.617 ± 0.7375
ea17 1342 1342/1342 1342 ± 0 6.891 6.45/7.911 7.103 ± 0.7438
ea18 1342 1342/1342 1342 ± 0 5.259 4.853/5.667 5.301 ± 0.5415
ea19 1342 1342/1342 1342 ± 0 6.761 6.06/7.331 6.697 ± 0.7079
ea20 1342 1342/1342 1342 ± 0 5.956 5.693/6.761 6.134 ± 0.6145
ea21 1342 1342/1342 1342 ± 0 5.513 5.301/6.103 5.707 ± 0.4856
ea22 1342 1342/1342 1342 ± 0 6.339 5.58/6.665 6.19 ± 0.6195
ea23 1342 1342/1342 1342 ± 0 6.314 5.948/6.981 6.525 ± 0.6958
ea24 1342 1342/1342 1342 ± 0 6.127 5.448/6.623 6.036 ± 0.5887
ea25 1342 1342/1342 1342 ± 0 6.893 6.042/7.218 6.775 ± 0.8092
ea26 1342 1342/1342 1342 ± 0 6.761 6.142/7.507 6.81 ± 0.7102
ea27 1342 1342/1342 1342 ± 0 6.088 5.818/7.102 6.389 ± 0.6684
ea28 1342 1342/1342 1342 ± 0 6.288 5.965/7.17 6.559 ± 0.6789
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 ± 0.00002392 5.859 5.636/6.129 5.812 ± 0.333
4 1342 1342/1342 1342 ± 0.00002392 5.474 5.237/5.753 5.498 ± 0.4338
5 1342 1342/1342 1342 ± 0.00002392 5.879 5.533/6.014 5.766 ± 0.3643
6 1342 1342/1342 1342 ± 0.00002392 5.754 5.48/5.908 5.682 ± 0.3122
7 1342 1342/1342 1342 ± 0.00002392 5.823 5.585/5.965 5.761 ± 0.3147
8 1342 1342/1342 1342 ± 0.00002392 5.688 5.45/5.979 5.712 ± 0.3737
9 1342 1342/1342 1342 ± 0.00002392 6.039 5.8/6.292 6.012 ± 0.3702
10 1342 1342/1342 1342 ± 0.00002348 6.637 6.281/6.73 6.493 ± 0.3594
11 1342 1342/1342 1342 ± 0.00002348 6.828 6.579/7.004 6.741 ± 0.3726
12 1342 1342/1342 1342 ± 0.00002348 6.92 6.678/7.106 6.876 ± 0.4421
13 1342 1342/1342 1342 ± 0.00002348 7.416 7.116/7.762 7.353 ± 0.4981
14 1342 1342/1342 1342 ± 0.00002348 7.592 7.314/7.918 7.541 ± 0.5043
15 1342 1342/1342 1342 ± 0.00002348 7.117 6.894/7.526 7.151 ± 0.4629
16 1342 1342/1342 1342 ± 0.00002348 6.402 6.093/6.833 6.421 ± 0.496
17 1342 1342/1342 1342 ± 0.00002348 6.342 6.088/6.723 6.343 ± 0.487
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
Start time
2025-06-12 14:17:28.289
End
2025-06-12 15:34:38.421
Duration
1:17:10.132
Note, WebLog generation is not included in the time.

CASA logs for stage 8