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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.389 5.25/6.171 5.546 ± 0.6585
ea02 1342 1342/1342 1342 ± 0.00004158 5.79 5.365/6.656 5.838 ± 0.8374
ea05 1342 1342/1342 1342 ± 0.00001773 5.522 5.172/6.535 5.781 ± 0.7021
ea06 1342 1342/1342 1342 ± 0 4.888 4.803/5.43 5.02 ± 0.4824
ea07 1342 1342/1342 1342 ± 0.00004145 5.786 5.303/6.042 5.698 ± 0.6714
ea08 1342 1342/1342 1342 ± 0.00004168 5.929 5.619/6.875 6.075 ± 0.8761
ea09 1342 1342/1342 1342 ± 0.00003406 4.121 3.332/6.044 4.519 ± 1.229
ea10 1342 1342/1342 1342 ± 0.00004114 5.267 5.073/6.454 5.614 ± 0.7417
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00000111 5.674 5.392/6.624 5.893 ± 0.8316
ea13 1342 1342/1342 1342 ± 0.00002674 5.873 5.675/6.398 5.968 ± 0.7146
ea14 1342 1342/1342 1342 ± 0.000008578 6.558 5.972/7.012 6.367 ± 0.764
ea15 1342 1342/1342 1342 ± 0 5.409 5.18/6.277 5.69 ± 0.756
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004166 5.974 5.597/6.775 6.007 ± 0.8102
ea18 1342 1342/1342 1342 ± 0.00001072 5.016 4.679/5.858 5.146 ± 0.6479
ea19 1342 1342/1342 1342 ± 0.000002719 5.653 5.375/6.698 5.974 ± 0.7133
ea20 1342 1342/1342 1342 ± 0.000004297 5.969 5.814/7.086 6.158 ± 0.9069
ea21 1342 1342/1342 1342 ± 0.00001302 5.558 5.306/6.389 5.773 ± 0.6884
ea22 1342 1342/1342 1342 ± 0.00004146 5.322 5.128/6.431 5.562 ± 0.7863
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.365 5.324/5.402 5.349 ± 0.166
ea26 1342 1342/1342 1342 ± 0.000017 5.64 5.464/6.687 5.851 ± 0.7789
ea27 1342 1342/1342 1342 ± 0.00004156 5.51 5.19/6.584 5.707 ± 0.7676
ea28 1342 1342/1342 1342 ± 0.00005316 6.598 5.829/6.9 6.169 ± 0.9675
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 ± 0.00002667 5.44 5.203/5.708 5.395 ± 0.5002
3 1342 1342/1342 1342 ± 0.00002667 5.515 5.19/5.661 5.349 ± 0.5466
4 1342 1342/1342 1342 ± 0.00004883 5.311 5.21/5.405 5.296 ± 0.1577
5 1342 1342/1342 1342 ± 0.00002667 5.376 5.235/5.533 5.28 ± 0.5603
6 1342 1342/1342 1342 ± 0.00002667 5.313 5.05/5.43 5.214 ± 0.5169
7 1342 1342/1342 1342 ± 0.00002667 5.331 5.133/5.434 5.242 ± 0.5037
8 1342 1342/1342 1342 ± 0.00002667 5.315 5.039/5.39 5.173 ± 0.5168
9 1342 1342/1342 1342 ± 0.00002667 5.591 5.339/5.807 5.47 ± 0.5914
10 1342 1342/1342 1342 ± 0.00002606 6.075 5.816/6.156 6.006 ± 0.3406
11 1342 1342/1342 1342 ± 0.00002606 6.341 6.26/6.499 6.29 ± 0.3606
12 1342 1342/1342 1342 ± 0.00002606 6.569 6.273/6.69 6.473 ± 0.3806
13 1342 1342/1342 1342 ± 0.00002606 6.844 6.555/7.044 6.787 ± 0.3876
14 1342 1342/1342 1342 ± 0.00002716 6.934 6.577/7.117 6.822 ± 0.448
15 1342 1342/1342 1342 ± 0.00002606 6.736 6.645/7.023 6.723 ± 0.4525
16 1342 1342/1342 1342 ± 0.00006102 4.499 4.315/4.711 4.56 ± 0.3409
17 1342 1342/1342 1342 ± 0.00006103 4.511 4.363/4.73 4.572 ± 0.3116
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-22 07:51:20.021
End
2024-04-22 08:55:02.122
Duration
1:03:42.101
Note, WebLog generation is not included in the time.

CASA logs for stage 7