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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.169 5.002/5.986 5.441 ± 0.6806
ea02 1342 1342/1342 1342 ± 0.00003816 5.702 5.11/6.525 5.82 ± 0.8373
ea04 1342 1342/1342 1342 ± 0.00002582 5.208 4.877/5.81 5.341 ± 0.6476
ea05 1342 1342/1342 1342 ± 0.000009505 5.328 4.963/6.406 5.656 ± 0.7629
ea06 1342 1342/1342 1342 ± 0.00001753 4.731 4.516/5.367 4.884 ± 0.563
ea07 1342 1342/1342 1342 ± 0.00004289 5.662 5.216/6.178 5.687 ± 0.8096
ea08 1342 1342/1342 1342 ± 0.00004358 5.81 5.31/6.685 5.953 ± 0.9022
ea09 1342 1342/1342 1342 ± 0.000005163 5.445 5.075/6.374 5.666 ± 0.7103
ea10 1342 1342/1342 1342 ± 0.00004378 5.593 5.021/6.468 5.673 ± 0.8784
ea11 1342 1342/1342 1342 ± 0.00004295 5.475 4.931/6.234 5.542 ± 0.822
ea12 1342 1342/1342 1342 ± 0.00002535 5.44 5.171/6.068 5.641 ± 0.7757
ea13 1342 1342/1342 1342 ± 0 5.661 5.469/6.22 5.895 ± 0.6327
ea14 1342 1342/1342 1342 ± 0.00004126 5.439 5.02/6.315 5.619 ± 0.8141
ea15 1342 1342/1342 1342 ± 0.000009924 5.213 4.942/6.071 5.451 ± 0.778
ea16 1342 1342/1342 1342 ± 0.00001939 5.765 5.284/6.741 5.927 ± 0.9818
ea17 1342 1342/1342 1342 ± 0.00004412 5.716 5.159/6.365 5.812 ± 0.8818
ea18 1342 1342/1342 1342 ± 0.00004364 4.697 4.536/5.282 4.917 ± 0.584
ea19 1342 1342/1342 1342 ± 0.0000252 5.64 5.385/6.707 5.954 ± 0.8389
ea20 1342 1342/1342 1342 ± 0.00003936 5.727 5.585/6.631 5.932 ± 0.8557
ea21 1342 1342/1342 1342 ± 0.00003049 5.421 5.044/6.213 5.58 ± 0.7738
ea22 1342 1342/1342 1342 ± 0.00001244 5.234 4.887/6.218 5.555 ± 0.717
ea23 1342 1342/1342 1342 ± 0.000043 5.556 5.156/6.467 5.758 ± 0.9037
ea25 1342 1342/1342 1342 ± 0.00004368 5.355 4.947/5.976 5.45 ± 0.7627
ea26 1342 1342/1342 1342 ± 0.000003444 5.726 5.481/6.849 6.056 ± 0.7876
ea27 1342 1342/1342 1342 ± 0.00004318 5.349 4.974/6.28 5.51 ± 0.7738
ea28 1342 1342/1342 1342 ± 0.0000441 5.436 5.212/6.365 5.713 ± 0.8259
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 ± 0.0000235 5.07 4.945/5.432 5.147 ± 0.2839
5 1342 1342/1342 1342 ± 0.00003453 5.375 5.162/5.503 5.34 ± 0.3433
6 1342 1342/1342 1342 ± 0.0000235 5.212 4.956/5.368 5.145 ± 0.2864
7 1342 1342/1342 1342 ± 0.0000235 5.15 5.006/5.341 5.158 ± 0.2636
8 1342 1342/1342 1342 ± 0.0000235 5.143 4.968/5.286 5.119 ± 0.279
9 1342 1342/1342 1342 ± 0.0000235 5.436 5.216/5.665 5.406 ± 0.3008
10 1342 1342/1342 1342 ± 0.0000235 5.917 5.818/6.107 5.9 ± 0.304
11 1342 1342/1342 1342 ± 0.0000235 6.22 6.059/6.338 6.162 ± 0.3265
12 1342 1342/1342 1342 ± 0.0000235 6.372 6.175/6.533 6.336 ± 0.3539
13 1342 1342/1342 1342 ± 0.0000235 6.725 6.597/7.003 6.743 ± 0.3702
14 1342 1342/1342 1342 ± 0.0000235 6.947 6.787/7.209 6.933 ± 0.405
15 1342 1342/1342 1342 ± 0.00002419 6.319 5.978/6.666 6.278 ± 0.5364
16 1342 1342/1342 1342 ± 0.00006023 4.374 4.215/4.587 4.409 ± 0.2523
17 1342 1342/1342 1342 ± 0.00006087 4.535 4.401/4.757 4.598 ± 0.2904
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-11-03 03:14:20.051
End
2024-11-03 04:17:20.673
Duration
1:03:00.622
Note, WebLog generation is not included in the time.

CASA logs for stage 8