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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.204 5.03/5.848 5.351 ± 0.5987
ea02 1342 1342/1342 1342 ± 0.00003242 5.768 5.293/6.426 5.702 ± 0.8495
ea04 1342 1342/1342 1342 ± 0.00002135 5.052 4.904/5.749 5.261 ± 0.5418
ea05 1342 1342/1342 1342 ± 0.00001065 5.406 5.047/6.256 5.585 ± 0.646
ea06 1342 1342/1342 1342 ± 0 4.852 4.66/5.331 4.969 ± 0.4821
ea07 1342 1342/1342 1342 ± 0.00004205 5.51 5.079/5.96 5.546 ± 0.6566
ea08 1342 1342/1342 1342 ± 0.00004262 5.711 5.354/6.522 5.795 ± 0.8293
ea09 1342 1342/1342 1342 ± 0 5.291 5.021/6.204 5.452 ± 0.6387
ea10 1342 1342/1342 1342 ± 0.00004279 5.416 4.993/6.184 5.511 ± 0.6828
ea11 1342 1342/1342 1342 ± 0.0000273 5.406 5.035/6.115 5.51 ± 0.7571
ea12 1342 1342/1342 1342 ± 0 5.375 5.141/6.202 5.559 ± 0.7141
ea13 1342 1342/1342 1342 ± 0 5.673 5.436/6.196 5.852 ± 0.5961
ea14 1342 1342/1342 1342 ± 0.00001431 5.387 5.177/6.309 5.641 ± 0.6691
ea15 1342 1342/1342 1342 ± 0 5.102 4.986/6.036 5.502 ± 0.6743
ea16 1342 1342/1342 1342 ± 0.00002149 5.799 5.171/6.448 5.777 ± 0.7751
ea17 1342 1342/1342 1342 ± 0.00004272 5.714 5.196/6.602 5.744 ± 0.7982
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.000001617 5.62 5.395/6.523 5.826 ± 0.707
ea20 1342 1342/1342 1342 ± 0 5.645 5.497/6.565 5.82 ± 0.7744
ea21 1342 1342/1342 1342 ± 0.00001836 5.47 5.144/6.047 5.516 ± 0.6734
ea22 1342 1342/1342 1342 ± 0.00001494 5.431 5.046/6.368 5.572 ± 0.7553
ea23 1342 1342/1342 1342 ± 0.00004084 5.432 5.262/6.306 5.681 ± 0.7624
ea25 1342 1342/1342 1342 ± 0.00003954 5.396 5.11/5.981 5.375 ± 0.7129
ea26 1342 1342/1342 1342 ± 0 5.522 5.336/6.36 5.703 ± 0.6241
ea27 1342 1342/1342 1342 ± 0.00004536 5.357 4.988/6.18 5.454 ± 0.6892
ea28 1342 1342/1342 1342 ± 0.00004262 5.46 5.105/6.308 5.599 ± 0.7245
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 ± 0.00002392 5.241 5.111/5.422 5.254 ± 0.2121
4 1342 1342/1342 1342 ± 0.0000381 5.048 4.863/5.299 5.099 ± 0.3275
5 1342 1342/1342 1342 ± 0.0000244 5.283 5.062/5.486 5.295 ± 0.2649
6 1342 1342/1342 1342 ± 0.00002392 5.03 4.95/5.189 5.056 ± 0.186
7 1342 1342/1342 1342 ± 0.00002392 5.289 5.131/5.423 5.28 ± 0.2026
8 1342 1342/1342 1342 ± 0.00002392 5.265 5.045/5.384 5.227 ± 0.2304
9 1342 1342/1342 1342 ± 0.00002392 5.536 5.37/5.674 5.491 ± 0.2689
10 1342 1342/1342 1342 ± 0.00002392 5.863 5.749/5.952 5.836 ± 0.2338
11 1342 1342/1342 1342 ± 0.00002392 6.129 5.986/6.203 6.073 ± 0.2512
12 1342 1342/1342 1342 ± 0.00002392 6.254 6.042/6.364 6.21 ± 0.2779
13 1342 1342/1342 1342 ± 0.00002405 6.559 6.385/6.632 6.513 ± 0.2593
14 1342 1342/1342 1342 ± 0.00002733 6.577 6.35/6.742 6.523 ± 0.3129
15 1342 1342/1342 1342 ± 0.00002398 6.473 6.319/6.64 6.443 ± 0.376
16 1342 1342/1342 1342 ± 0.0000606 4.401 4.242/4.6 4.419 ± 0.2318
17 1342 1342/1342 1342 ± 0.00005935 4.483 4.323/4.632 4.471 ± 0.2187
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
Start time
2024-12-13 07:17:53.834
End
2024-12-13 08:25:20.063
Duration
1:07:26.229
Note, WebLog generation is not included in the time.

CASA logs for stage 8