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 5.521 5.263/5.887 5.589 ± 0.4384
ea02 1342 1342/1342 1342 ± 0 5.728 5.356/6.296 5.87 ± 0.5203
ea04 1342 1342/1342 1342 ± 0 5.426 5.111/5.925 5.538 ± 0.4946
ea05 1342 1342/1342 1342 ± 0 5.293 5.026/5.642 5.347 ± 0.3807
ea06 1342 1342/1342 1342 ± 0 4.778 4.716/5.168 4.899 ± 0.2778
ea07 1342 1342/1342 1342 ± 0 5.532 5.295/5.883 5.598 ± 0.442
ea08 1342 1342/1342 1342 ± 0 5.584 5.265/6.101 5.67 ± 0.4503
ea09 1342 1342/1342 1342 ± 0 5.214 4.978/5.677 5.331 ± 0.3941
ea10 1342 1342/1342 1342 ± 0 5.193 4.969/5.887 5.374 ± 0.4259
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.622 5.294/5.924 5.662 ± 0.4449
ea13 1342 1342/1342 1342 ± 0 5.873 5.571/6.076 5.892 ± 0.4222
ea14 1342 1342/1342 1342 ± 0 5.547 5.093/5.997 5.546 ± 0.5138
ea15 1342 1342/1342 1342 ± 0 5.727 5.254/6.129 5.75 ± 0.5313
ea16 1342 1342/1342 1342 ± 0 5.541 5.284/5.911 5.649 ± 0.4371
ea17 1342 1342/1342 1342 ± 0.000002327 5.368 5.277/5.728 5.514 ± 0.3508
ea18 1342 1342/1342 1342 ± 0 4.653 4.455/4.911 4.701 ± 0.3063
ea19 1342 1342/1342 1342 ± 0 5.434 5.089/5.808 5.45 ± 0.3647
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.542 5.354/6.192 5.748 ± 0.4874
ea22 1342 1342/1342 1342 ± 0 4.934 4.722/5.47 5.034 ± 0.449
ea23 1342 1342/1342 1342 ± 0 6.036 5.652/6.748 6.194 ± 0.6366
ea25 1342 1342/1342 1342 ± 0 5.589 5.366/6.103 5.755 ± 0.5152
ea26 1342 1342/1342 1342 ± 0 5.553 5.406/6.239 5.752 ± 0.4374
ea27 1342 1342/1342 1342 ± 0.00003176 5.247 5.071/5.792 5.353 ± 0.4199
ea28 1342 1342/1342 1342 ± 0 5.746 5.476/6.502 5.969 ± 0.5673
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 ± 0.00002442 5.349 5.163/5.478 5.332 ± 0.2572
3 1342 1342/1342 1342 ± 0.00002448 5.24 5.054/5.303 5.178 ± 0.2713
4 1342 1342/1342 1342 ± 0.00003143 4.855 4.663/5.221 4.876 ± 0.3319
5 1342 1342/1342 1342 ± 0.00002442 5.264 4.968/5.384 5.209 ± 0.3044
6 1342 1342/1342 1342 ± 0.00002442 5.131 4.995/5.322 5.138 ± 0.264
7 1342 1342/1342 1342 ± 0.00002442 5.206 5.06/5.324 5.172 ± 0.2689
8 1342 1342/1342 1342 ± 0.00002442 5.191 4.946/5.342 5.118 ± 0.3054
9 1342 1342/1342 1342 ± 0.00002442 5.412 5.109/5.564 5.344 ± 0.3474
10 1342 1342/1342 1342 ± 0.00002442 5.714 5.465/5.984 5.693 ± 0.3426
11 1342 1342/1342 1342 ± 0.00002442 5.842 5.727/6.119 5.868 ± 0.3533
12 1342 1342/1342 1342 ± 0.00002442 5.994 5.829/6.173 5.915 ± 0.5068
13 1342 1342/1342 1342 ± 0.00002442 6.345 6.057/6.578 6.301 ± 0.4524
14 1342 1342/1342 1342 ± 0.00002442 6.45 6.063/6.608 6.366 ± 0.4813
15 1342 1342/1342 1342 ± 0.00002442 6.117 5.703/6.256 6.005 ± 0.4493
16 1342 1342/1342 1342 ± 0.00003279 5.588 5.265/5.762 5.486 ± 0.3615
17 1342 1342/1342 1342 ± 0.00002759 5.485 5.2/5.717 5.435 ± 0.3749
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-03 11:06:17.513
End
2024-12-03 12:01:18.942
Duration
0:55:01.428
Note, WebLog generation is not included in the time.

CASA logs for stage 8