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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.476 5.412/6.212 5.72 ± 0.6801
ea02 1342 1342/1342 1342 ± 0.00004241 5.993 5.5/6.711 6.036 ± 0.8387
ea04 1342 1342/1342 1342 ± 0 5.331 5.101/6.029 5.53 ± 0.6419
ea05 1342 1342/1342 1342 ± 0.000007164 5.619 5.264/6.588 5.859 ± 0.7467
ea06 1342 1342/1342 1342 ± 0 4.959 4.801/5.373 5.006 ± 0.4766
ea07 1342 1342/1342 1342 ± 0.00004268 5.983 5.509/6.35 6.02 ± 0.8063
ea08 1342 1342/1342 1342 ± 0.00004272 6.102 5.713/6.939 6.236 ± 0.8776
ea09 1342 1342/1342 1342 ± 0.000002929 5.653 5.3/6.552 5.767 ± 0.808
ea10 1342 1342/1342 1342 ± 0.00004272 5.89 5.418/6.82 6.026 ± 0.8541
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000003382 5.705 5.443/6.593 5.922 ± 0.85
ea13 1342 1342/1342 1342 ± 0.000004144 6.093 5.912/6.568 6.177 ± 0.76
ea14 1342 1342/1342 1342 ± 0.000009831 5.633 5.301/6.539 5.935 ± 0.7626
ea15 1342 1342/1342 1342 ± 0 5.66 5.439/6.527 5.944 ± 0.8166
ea16 1342 1342/1342 1342 ± 0.0000172 6.094 5.69/6.924 6.278 ± 0.8763
ea17 1342 1342/1342 1342 ± 0.00004272 5.93 5.631/7.124 6.124 ± 0.8471
ea18 1342 1342/1342 1342 ± 0.00002323 5.02 4.755/5.674 5.147 ± 0.6087
ea19 1342 1342/1342 1342 ± 0 5.907 5.717/6.932 6.219 ± 0.8101
ea20 1342 1342/1342 1342 ± 0.00000686 5.926 5.809/6.944 6.172 ± 0.8835
ea21 1342 1342/1342 1342 ± 0.00001329 5.687 5.398/6.505 5.923 ± 0.744
ea22 1342 1342/1342 1342 ± 0.00003381 5.43 5.06/6.3 5.592 ± 0.8138
ea23 1342 1342/1342 1342 ± 0.00003993 5.84 5.618/6.739 6.11 ± 0.8929
ea25 1342 1342/1342 1342 ± 0.00003974 5.614 5.406/6.485 5.799 ± 0.7979
ea26 1342 1342/1342 1342 ± 0 6.018 5.837/7.089 6.254 ± 0.8631
ea27 1342 1342/1342 1342 ± 0.00004272 5.646 5.232/6.565 5.831 ± 0.7574
ea28 1342 1342/1342 1342 ± 0.00004272 5.788 5.575/6.73 6.043 ± 0.8265
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 5.581 5.407/5.823 5.568 ± 0.2864
5 1342 1342/1342 1342 ± 0.00002393 5.601 5.308/5.752 5.551 ± 0.3332
6 1342 1342/1342 1342 ± 0.00002416 5.513 5.306/5.662 5.497 ± 0.325
7 1342 1342/1342 1342 ± 0.00002393 5.511 5.404/5.716 5.501 ± 0.2845
8 1342 1342/1342 1342 ± 0.00002393 5.524 5.272/5.668 5.456 ± 0.3122
9 1342 1342/1342 1342 ± 0.00002393 5.74 5.596/5.994 5.716 ± 0.3434
10 1342 1342/1342 1342 ± 0.00002393 6.189 6.029/6.341 6.129 ± 0.3503
11 1342 1342/1342 1342 ± 0.00002393 6.496 6.26/6.593 6.376 ± 0.36
12 1342 1342/1342 1342 ± 0.00002393 6.565 6.459/6.785 6.486 ± 0.516
13 1342 1342/1342 1342 ± 0.00002393 7.078 6.962/7.256 7.02 ± 0.4222
14 1342 1342/1342 1342 ± 0.00002393 7.261 6.934/7.461 7.177 ± 0.4806
15 1342 1342/1342 1342 ± 0.00002393 6.965 6.755/7.2 6.875 ± 0.5059
16 1342 1342/1342 1342 ± 0.00006087 4.652 4.51/4.778 4.638 ± 0.2235
17 1342 1342/1342 1342 ± 0.00005992 4.75 4.591/4.845 4.712 ± 0.2407
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
Start time
2024-11-19 15:15:23.759
End
2024-11-19 16:13:57.107
Duration
0:58:33.348
Note, WebLog generation is not included in the time.

CASA logs for stage 8