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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.635 5.32/5.993 5.667 ± 0.4263
ea02 1342 1342/1342 1342 ± 0 5.768 5.433/6.317 5.917 ± 0.5024
ea04 1342 1342/1342 1342 ± 0 5.549 5.252/6.052 5.701 ± 0.4996
ea05 1342 1342/1342 1342 ± 0 5.415 5.143/5.761 5.458 ± 0.3938
ea06 1342 1342/1342 1342 ± 0 4.931 4.814/5.261 5.006 ± 0.2779
ea07 1342 1342/1342 1342 ± 0 5.502 5.275/5.788 5.582 ± 0.3913
ea08 1342 1342/1342 1342 ± 0 5.569 5.285/6.018 5.661 ± 0.4289
ea09 1342 1342/1342 1342 ± 0 5.17 5.019/5.59 5.309 ± 0.3639
ea10 1342 1342/1342 1342 ± 0 5.131 4.962/5.808 5.345 ± 0.4177
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.51 5.284/5.83 5.604 ± 0.3655
ea13 1342 1342/1342 1342 ± 0 5.982 5.751/6.233 6.051 ± 0.4025
ea14 1342 1342/1342 1342 ± 0 5.497 5.11/6.04 5.567 ± 0.5126
ea15 1342 1342/1342 1342 ± 0 5.692 5.197/5.999 5.621 ± 0.5081
ea16 1342 1342/1342 1342 ± 0 5.531 5.328/5.91 5.645 ± 0.4108
ea17 1342 1342/1342 1342 ± 0 5.403 5.302/5.657 5.515 ± 0.3145
ea18 1342 1342/1342 1342 ± 0 4.592 4.433/4.808 4.654 ± 0.2591
ea19 1342 1342/1342 1342 ± 0 5.54 5.204/5.914 5.561 ± 0.3627
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.645 5.447/6.276 5.848 ± 0.4821
ea22 1342 1342/1342 1342 ± 0 4.945 4.76/5.472 5.048 ± 0.4392
ea23 1342 1342/1342 1342 ± 0 6.081 5.687/6.633 6.218 ± 0.637
ea25 1342 1342/1342 1342 ± 0 5.629 5.456/6.143 5.823 ± 0.5132
ea26 1342 1342/1342 1342 ± 0 5.565 5.47/6.053 5.744 ± 0.3894
ea27 1342 1342/1342 1342 ± 0.00003466 5.24 5.088/5.708 5.359 ± 0.3819
ea28 1342 1342/1342 1342 ± 0 5.775 5.578/6.53 6.035 ± 0.5853
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 ± 0.00002439 5.376 5.171/5.527 5.361 ± 0.2816
3 1342 1342/1342 1342 ± 0.00002439 5.239 5.064/5.425 5.22 ± 0.3151
4 1342 1342/1342 1342 ± 0.00002772 5.168 5.034/5.432 5.182 ± 0.308
5 1342 1342/1342 1342 ± 0.00002439 5.291 4.996/5.539 5.272 ± 0.3285
6 1342 1342/1342 1342 ± 0.00002439 5.171 5.075/5.363 5.182 ± 0.2859
7 1342 1342/1342 1342 ± 0.00002439 5.263 5.13/5.406 5.228 ± 0.2863
8 1342 1342/1342 1342 ± 0.00002439 5.201 4.962/5.413 5.175 ± 0.3228
9 1342 1342/1342 1342 ± 0.00002439 5.4 5.218/5.63 5.383 ± 0.356
10 1342 1342/1342 1342 ± 0.00002439 5.739 5.536/6.029 5.73 ± 0.3647
11 1342 1342/1342 1342 ± 0.00002439 5.864 5.744/6.125 5.898 ± 0.376
12 1342 1342/1342 1342 ± 0.00002439 5.978 5.846/6.24 5.935 ± 0.5223
13 1342 1342/1342 1342 ± 0.00002439 6.312 6.037/6.591 6.322 ± 0.476
14 1342 1342/1342 1342 ± 0.00002439 6.461 6.095/6.654 6.393 ± 0.5109
15 1342 1342/1342 1342 ± 0.00002439 6.053 5.591/6.265 5.968 ± 0.4734
16 1342 1342/1342 1342 ± 0.00003302 5.602 5.215/5.774 5.501 ± 0.3845
17 1342 1342/1342 1342 ± 0.00002962 5.473 5.239/5.75 5.466 ± 0.4154
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-10 19:56:51.834
End
2024-12-10 20:25:24.520
Duration
0:28:32.686
Note, WebLog generation is not included in the time.

CASA logs for stage 8