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

Statwt Summary Plot

VLASS2.1.sb38611351.eb38659848.59112.96043939815_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 5.442 5.074/5.932 5.546 ± 0.568
ea02 1342 1342/1342 1342 ± 0 5.674 5.223/6.402 5.85 ± 0.6324
ea04 1342 1342/1342 1342 ± 0 5.445 5.004/5.982 5.505 ± 0.5794
ea05 1342 1342/1342 1342 ± 0 5.663 5.197/6.164 5.744 ± 0.601
ea06 1342 1342/1342 1342 ± 0 4.786 4.562/5.201 4.872 ± 0.3702
ea07 1342 1342/1342 1342 ± 0 5.786 5.237/6.02 5.757 ± 0.604
ea08 1342 1342/1342 1342 ± 0 5.838 5.456/6.599 6.072 ± 0.6826
ea09 1342 1342/1342 1342 ± 0 5.561 5.074/6.187 5.643 ± 0.6612
ea10 1342 1342/1342 1342 ± 0 5.799 5.165/6.501 5.817 ± 0.6809
ea11 1342 1342/1342 1342 ± 0 5.8 5.085/6.301 5.743 ± 0.6734
ea12 1342 1342/1342 1342 ± 0 5.575 5.156/6.291 5.783 ± 0.6602
ea13 1342 1342/1342 1342 ± 0 6.033 5.653/6.382 6.113 ± 0.5193
ea14 1342 1342/1342 1342 ± 0 5.657 5.106/6.211 5.705 ± 0.6956
ea15 1342 1342/1342 1342 ± 0 5.595 5.141/6.202 5.751 ± 0.6805
ea16 1342 1342/1342 1342 ± 0 5.946 5.455/6.613 6.09 ± 0.7239
ea17 1342 1342/1342 1342 ± 0 5.908 5.265/6.659 5.944 ± 0.668
ea18 1342 1342/1342 1342 ± 0 4.84 4.562/5.334 4.94 ± 0.5533
ea19 1342 1342/1342 1342 ± 0 6.087 5.415/6.612 6.068 ± 0.6553
ea20 1342 1342/1342 1342 ± 0 6.14 5.507/6.652 6.039 ± 0.6573
ea21 1342 1342/1342 1342 ± 0 5.692 5.237/6.188 5.751 ± 0.578
ea22 1342 1342/1342 1342 ± 0 5.362 5.081/6.268 5.644 ± 0.6871
ea23 1342 1342/1342 1342 ± 0 5.867 5.253/6.279 5.904 ± 0.6984
ea25 1342 1342/1342 1342 ± 0 5.428 5.14/6.028 5.598 ± 0.5876
ea26 1342 1342/1342 1342 ± 0 5.906 5.427/6.53 6.035 ± 0.6847
ea27 1342 1342/1342 1342 ± 0 5.346 5.063/6.209 5.578 ± 0.5982
ea28 1342 1342/1342 1342 ± 0.000008367 5.667 5.272/6.366 5.814 ± 0.6873
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 ± 0.00002353 5.194 5.073/5.434 5.21 ± 0.2528
3 1342 1342/1342 1342 ± 0.00002353 5.099 4.834/5.248 5.075 ± 0.2729
4 1342 1342/1342 1342 ± 0.00002606 5.142 4.945/5.306 5.079 ± 0.3488
5 1342 1342/1342 1342 ± 0.00002353 5.183 4.934/5.318 5.156 ± 0.3151
6 1342 1342/1342 1342 ± 0.00002364 5.105 4.931/5.281 5.099 ± 0.3365
7 1342 1342/1342 1342 ± 0.00002353 5.207 5.082/5.409 5.202 ± 0.2547
8 1342 1342/1342 1342 ± 0.00002353 5.215 5.033/5.381 5.185 ± 0.2744
9 1342 1342/1342 1342 ± 0.00002353 5.508 5.351/5.731 5.476 ± 0.314
10 1342 1342/1342 1342 ± 0.00002353 5.976 5.777/6.094 5.907 ± 0.3246
11 1342 1342/1342 1342 ± 0.00002353 6.195 6.06/6.343 6.137 ± 0.3406
12 1342 1342/1342 1342 ± 0.00002353 6.317 6.173/6.554 6.237 ± 0.4584
13 1342 1342/1342 1342 ± 0.00002353 6.77 6.704/7.024 6.735 ± 0.3865
14 1342 1342/1342 1342 ± 0.00002353 6.964 6.769/7.155 6.891 ± 0.4172
15 1342 1342/1342 1342 ± 0.00002353 6.614 6.386/6.751 6.518 ± 0.4147
16 1342 1342/1342 1342 ± 0.00002353 5.906 5.707/6.176 5.9 ± 0.3777
17 1342 1342/1342 1342 ± 0.00002436 5.91 5.789/6.112 5.9 ± 0.3569
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38611351.eb38659848.59112.96043939815_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-31 08:10:59.286
End
2024-12-31 09:16:38.560
Duration
1:05:39.274
Note, WebLog generation is not included in the time.

CASA logs for stage 8