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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.284 5.179/6.219 5.582 ± 0.7506
ea02 1342 1342/1342 1342 ± 0.00003624 5.852 5.238/6.666 5.911 ± 0.9476
ea04 1342 1342/1342 1342 ± 0.00003096 5.416 5.031/6.137 5.536 ± 0.7441
ea05 1342 1342/1342 1342 ± 0.00001312 5.424 5.018/6.53 5.683 ± 0.9434
ea06 1342 1342/1342 1342 ± 0.00003091 4.86 4.547/5.31 4.909 ± 0.5286
ea07 1342 1342/1342 1342 ± 0.00003483 5.874 5.346/6.328 5.851 ± 0.8694
ea08 1342 1342/1342 1342 ± 0.0000357 6.139 5.624/6.933 6.217 ± 1.002
ea09 1342 1342/1342 1342 ± 0.00002675 5.537 5.012/6.423 5.607 ± 0.9195
ea10 1342 1342/1342 1342 ± 0.0000346 5.747 5.114/6.549 5.781 ± 0.8921
ea11 1342 1342/1342 1342 ± 0.00003723 5.847 5.142/6.571 5.809 ± 0.8878
ea12 1342 1342/1342 1342 ± 0.00003592 5.55 5.2/6.598 5.797 ± 0.9147
ea13 1342 1342/1342 1342 ± 0.00002036 5.672 5.427/6.35 5.929 ± 0.927
ea14 1342 1342/1342 1342 ± 0.00003044 5.722 5.317/6.738 5.96 ± 0.9895
ea15 1342 1342/1342 1342 ± 0.00003066 5.406 5.03/6.289 5.695 ± 0.895
ea16 1342 1342/1342 1342 ± 0.00002548 5.806 5.277/6.702 5.911 ± 1.059
ea17 1342 1342/1342 1342 ± 0.00003742 6.087 5.549/7.106 6.146 ± 0.9722
ea18 1342 1342/1342 1342 ± 0.00003635 4.938 4.677/5.787 5.085 ± 0.683
ea19 1342 1342/1342 1342 ± 0.00001096 5.721 5.371/6.794 5.967 ± 1.022
ea20 1342 1342/1342 1342 ± 0.00003713 5.848 5.625/6.967 6.101 ± 0.9556
ea21 1342 1342/1342 1342 ± 0.00002663 5.553 5.236/6.412 5.753 ± 0.9582
ea22 1342 1342/1342 1342 ± 0.000037 5.347 4.92/6.461 5.642 ± 0.9737
ea23 1342 1342/1342 1342 ± 0.00003388 5.865 5.509/6.731 6.019 ± 0.9711
ea25 1342 1342/1342 1342 ± 0.00003803 5.542 5.182/6.42 5.68 ± 0.8543
ea27 1342 1342/1342 1342 ± 0.00003731 5.578 5.269/6.539 5.733 ± 0.8676
ea28 1342 1342/1342 1342 ± 0.00003765 5.716 5.376/6.673 5.95 ± 0.9182
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 ± 0.00002397 5.418 5.221/5.567 5.372 ± 0.2775
5 1342 1342/1342 1342 ± 0.00002401 5.311 5.147/5.536 5.31 ± 0.4026
6 1342 1342/1342 1342 ± 0.00002397 5.236 5.044/5.347 5.184 ± 0.2696
7 1342 1342/1342 1342 ± 0.00002397 5.202 5.081/5.37 5.197 ± 0.2512
8 1342 1342/1342 1342 ± 0.00002397 5.253 5.058/5.403 5.224 ± 0.3004
9 1342 1342/1342 1342 ± 0.00002397 5.648 5.396/5.843 5.559 ± 0.3492
10 1342 1342/1342 1342 ± 0.00002397 6.101 5.87/6.205 6.017 ± 0.3279
11 1342 1342/1342 1342 ± 0.00002397 6.317 6.19/6.534 6.312 ± 0.3514
12 1342 1342/1342 1342 ± 0.00002397 6.578 6.345/6.704 6.521 ± 0.3651
13 1342 1342/1342 1342 ± 0.00002422 6.776 6.504/6.965 6.669 ± 0.4263
14 1342 1342/1342 1342 ± 0.00002397 7.203 6.953/7.487 7.112 ± 0.5023
15 1342 1342/1342 1342 ± 0.00003908 6.818 6.582/7.135 6.77 ± 0.5309
16 1342 1342/1342 1342 ± 0.0000526 3.921 3.814/4.025 3.917 ± 0.1679
17 1342 1342/1342 1342 ± 0.00005091 3.935 3.801/4.096 3.954 ± 0.241
datacolumn
residual_data
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-26 09:06:36.593
End
2024-11-26 09:56:55.167
Duration
0:50:18.574
Note, WebLog generation is not included in the time.

CASA logs for stage 8