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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.352 5.253/6.155 5.497 ± 0.8032
ea02 1342 1342/1342 1342 ± 0.00004 5.916 5.373/6.711 5.903 ± 0.9565
ea04 1342 1342/1342 1342 ± 0.00001415 5.368 5.051/6.121 5.411 ± 0.8037
ea05 1342 1342/1342 1342 ± 0.00002543 5.449 5.06/6.247 5.65 ± 0.7616
ea06 1342 1342/1342 1342 ± 0.00002643 4.86 4.708/5.306 4.835 ± 0.5879
ea07 1342 1342/1342 1342 ± 0.00003912 5.939 5.43/6.379 5.841 ± 0.8646
ea08 1342 1342/1342 1342 ± 0.00004017 6.097 5.619/6.873 6.101 ± 0.9916
ea09 1342 1342/1342 1342 ± 0.00003131 5.548 5.223/6.563 5.699 ± 0.8343
ea10 1342 1342/1342 1342 ± 0.00004136 5.967 5.307/6.703 5.807 ± 0.9775
ea11 1342 1342/1342 1342 ± 0.00004129 5.832 5.196/6.551 5.689 ± 0.9105
ea12 1342 1342/1342 1342 ± 0.0000354 5.698 5.353/6.61 5.773 ± 0.9531
ea13 1342 1342/1342 1342 ± 0.00001801 5.887 5.744/6.408 5.988 ± 0.7555
ea14 1342 1342/1342 1342 ± 0.00003557 5.527 5.149/6.454 5.692 ± 0.8151
ea15 1342 1342/1342 1342 ± 0.000009646 5.37 5.084/6.3 5.562 ± 0.9261
ea16 1342 1342/1342 1342 ± 0.00003504 5.952 5.55/6.885 6.044 ± 0.946
ea17 1342 1342/1342 1342 ± 0.00004163 5.928 5.438/6.961 5.916 ± 0.9627
ea18 1342 1342/1342 1342 ± 0.00004273 5.027 4.7/5.745 5.039 ± 0.6759
ea19 1342 1342/1342 1342 ± 0.00001508 5.797 5.553/6.835 6.037 ± 0.8051
ea20 1342 1342/1342 1342 ± 0.00004047 5.889 5.716/6.969 6.049 ± 0.9918
ea21 1342 1342/1342 1342 ± 0.00003361 5.56 5.348/6.366 5.691 ± 0.7753
ea22 1342 1342/1342 1342 ± 0.00004244 5.392 5.053/6.434 5.603 ± 0.8652
ea23 1342 1342/1342 1342 ± 0.00003774 5.856 5.479/6.62 5.845 ± 0.9444
ea25 1342 1342/1342 1342 ± 0.00004095 5.542 5.211/6.347 5.565 ± 0.8284
ea26 1342 1342/1342 1342 ± 0.00003708 5.882 5.69/6.955 6.081 ± 0.918
ea27 1342 1342/1342 1342 ± 0.00003804 5.582 5.178/6.539 5.686 ± 0.8418
ea28 1342 1342/1342 1342 ± 0.0000423 5.713 5.402/6.629 5.805 ± 0.9599
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 ± 0.00002351 5.367 5.236/5.701 5.43 ± 0.2798
5 1342 1342/1342 1342 ± 0.00002371 5.39 5.16/5.563 5.375 ± 0.3288
6 1342 1342/1342 1342 ± 0.00002351 5.372 5.193/5.556 5.346 ± 0.2889
7 1342 1342/1342 1342 ± 0.00002351 5.393 5.261/5.553 5.39 ± 0.2716
8 1342 1342/1342 1342 ± 0.00002351 5.388 5.171/5.543 5.34 ± 0.2912
9 1342 1342/1342 1342 ± 0.00002351 5.638 5.43/5.921 5.631 ± 0.3305
10 1342 1342/1342 1342 ± 0.00002351 6.075 5.87/6.27 6.047 ± 0.3245
11 1342 1342/1342 1342 ± 0.00002351 6.368 6.246/6.515 6.32 ± 0.3431
12 1342 1342/1342 1342 ± 0.00002351 6.585 6.37/6.75 6.517 ± 0.3746
13 1342 1342/1342 1342 ± 0.00002351 6.924 6.725/7.096 6.857 ± 0.4006
14 1342 1342/1342 1342 ± 0.00002379 6.899 6.637/7.139 6.83 ± 0.4939
15 1342 1342/1342 1342 ± 0.00002445 6.686 6.466/6.947 6.631 ± 0.4611
16 1342 1342/1342 1342 ± 0.00005551 4.054 3.863/4.281 4.08 ± 0.2886
17 1342 1342/1342 1342 ± 0.00005664 4.039 3.871/4.389 4.136 ± 0.3708
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 02:53:53.987
End
2024-11-02 03:48:54.351
Duration
0:55:00.364
Note, WebLog generation is not included in the time.

CASA logs for stage 8