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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.654 5.118/5.91 5.563 ± 0.5316
ea02 1342 1342/1342 1342 ± 0 5.661 5.279/6.463 5.837 ± 0.6581
ea04 1342 1342/1342 1342 ± 0 5.326 4.945/5.811 5.384 ± 0.5279
ea05 1342 1342/1342 1342 ± 0 5.727 5.128/6.185 5.644 ± 0.5613
ea06 1342 1342/1342 1342 ± 0 5.388 4.773/5.759 5.273 ± 0.5468
ea07 1342 1342/1342 1342 ± 0 5.936 5.364/6.069 5.857 ± 0.5538
ea08 1342 1342/1342 1342 ± 0 5.668 5.363/6.521 5.925 ± 0.6588
ea09 1342 1342/1342 1342 ± 0 5.659 5.084/6.348 5.692 ± 0.608
ea10 1342 1342/1342 1342 ± 0 5.803 5.095/6.461 5.79 ± 0.6627
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.782 5.232/6.265 5.807 ± 0.6195
ea13 1342 1342/1342 1342 ± 0 6.081 5.71/6.273 6.071 ± 0.4863
ea14 1342 1342/1342 1342 ± 0 5.826 5.184/6.21 5.737 ± 0.6545
ea15 1342 1342/1342 1342 ± 0 5.63 4.987/6.058 5.625 ± 0.6588
ea16 1342 1342/1342 1342 ± 0 6.091 5.585/6.645 6.194 ± 0.7011
ea17 1342 1342/1342 1342 ± 0.000002171 5.867 5.419/6.677 5.947 ± 0.6278
ea18 1342 1342/1342 1342 ± 0 4.95 4.578/5.403 4.972 ± 0.4991
ea19 1342 1342/1342 1342 ± 0 6.054 5.444/6.629 6.09 ± 0.628
ea20 1342 1342/1342 1342 ± 0 6.18 5.599/6.773 6.111 ± 0.6363
ea21 1342 1342/1342 1342 ± 0 5.638 5.25/6.112 5.727 ± 0.5203
ea22 1342 1342/1342 1342 ± 0 5.439 5.154/6.375 5.704 ± 0.65
ea23 1342 1342/1342 1342 ± 0 6.027 5.33/6.389 5.943 ± 0.654
ea25 1342 1342/1342 1342 ± 0.000002171 5.307 5.087/5.993 5.511 ± 0.5513
ea26 1342 1342/1342 1342 ± 0 6.03 5.577/6.787 6.057 ± 0.6662
ea27 1342 1342/1342 1342 ± 0.00003202 5.49 5.001/6.221 5.603 ± 0.5689
ea28 1342 1342/1342 1342 ± 0.00001134 5.52 5.267/6.331 5.751 ± 0.6435
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 ± 0.00002393 5.224 5.116/5.549 5.295 ± 0.2567
3 1342 1342/1342 1342 ± 0.00002393 5.115 4.92/5.343 5.139 ± 0.3055
4 1342 1342/1342 1342 ± 0.00002464 5.066 4.937/5.304 5.065 ± 0.311
5 1342 1342/1342 1342 ± 0.00002393 5.225 4.994/5.396 5.202 ± 0.3202
6 1342 1342/1342 1342 ± 0.00002392 5.182 5.009/5.386 5.177 ± 0.2855
7 1342 1342/1342 1342 ± 0.00002393 5.229 5.075/5.367 5.229 ± 0.2585
8 1342 1342/1342 1342 ± 0.00002393 5.254 4.982/5.377 5.176 ± 0.2749
9 1342 1342/1342 1342 ± 0.00002393 5.463 5.312/5.723 5.458 ± 0.3126
10 1342 1342/1342 1342 ± 0.00002393 5.906 5.728/6.091 5.884 ± 0.2989
11 1342 1342/1342 1342 ± 0.00002393 6.153 5.96/6.296 6.101 ± 0.3057
12 1342 1342/1342 1342 ± 0.00002393 6.272 6.069/6.466 6.263 ± 0.3332
13 1342 1342/1342 1342 ± 0.00002393 6.688 6.582/6.828 6.679 ± 0.336
14 1342 1342/1342 1342 ± 0.00002393 6.905 6.624/7.104 6.86 ± 0.3641
15 1342 1342/1342 1342 ± 0.00002393 6.626 6.364/6.794 6.524 ± 0.3554
16 1342 1342/1342 1342 ± 0.00003027 5.822 5.49/6.083 5.826 ± 0.3661
17 1342 1342/1342 1342 ± 0.00003037 5.815 5.628/6.064 5.839 ± 0.3379
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
overwrite_modelcol
False
Start time
2024-12-31 09:38:10.443
End
2024-12-31 10:52:38.416
Duration
1:14:27.974
Note, WebLog generation is not included in the time.

CASA logs for stage 8