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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 4.833 4.629/5.71 5.14 ± 0.7329
ea02 1342 1342/1342 1342 ± 0.00004106 5.246 4.886/6.279 5.505 ± 0.9161
ea04 1342 1342/1342 1342 ± 0.0000257 4.866 4.689/5.608 5.108 ± 0.6907
ea05 1342 1342/1342 1342 ± 0.00001684 5.017 4.799/6.255 5.436 ± 0.8356
ea06 1342 1342/1342 1342 ± 0.00003505 4.584 4.313/5.331 4.74 ± 0.6014
ea07 1342 1342/1342 1342 ± 0.00004223 5.236 4.869/5.885 5.371 ± 0.8064
ea08 1342 1342/1342 1342 ± 0.00004402 5.356 5.023/6.396 5.654 ± 0.9598
ea09 1342 1342/1342 1342 ± 0.00001217 4.955 4.623/5.784 5.123 ± 0.6626
ea10 1342 1342/1342 1342 ± 0.00004342 4.423 4.166/5.24 4.66 ± 0.6531
ea11 1342 1342/1342 1342 ± 0.00004394 5.273 4.847/6.234 5.468 ± 0.8777
ea12 1342 1342/1342 1342 ± 0.00004381 4.944 4.851/5.807 5.319 ± 0.7881
ea13 1342 1342/1342 1342 ± 0.000007059 5.27 5.086/5.965 5.58 ± 0.7143
ea14 1342 1342/1342 1342 ± 0.00004203 5.197 4.845/6.26 5.477 ± 0.8662
ea15 1342 1342/1342 1342 ± 0.00001942 5.041 4.886/6.034 5.365 ± 0.8223
ea16 1342 1342/1342 1342 ± 0.00002589 5.21 5.005/6.448 5.6 ± 1.011
ea17 1342 1342/1342 1342 ± 0.00004382 5.282 4.863/6.097 5.488 ± 0.8905
ea18 1342 1342/1342 1342 ± 0.00004394 4.562 4.332/5.262 4.815 ± 0.6404
ea19 1342 1342/1342 1342 ± 0.00002717 5.313 5.062/6.445 5.613 ± 0.8792
ea20 1342 1342/1342 1342 ± 0.00004272 5.505 5.209/6.413 5.675 ± 0.8839
ea21 1342 1342/1342 1342 ± 0.00003268 5.225 4.698/6.065 5.38 ± 0.8488
ea22 1342 1342/1342 1342 ± 0.00001979 4.973 4.636/6.125 5.345 ± 0.7926
ea23 1342 1342/1342 1342 ± 0.00004314 5.217 4.844/6.312 5.533 ± 0.9103
ea24 1342 1342/1342 1342 ± 0.000008404 4.857 4.559/5.915 5.165 ± 0.7235
ea25 1342 1342/1342 1342 ± 0.00004327 5.037 4.543/5.722 5.163 ± 0.7793
ea26 1342 1342/1342 1342 ± 0.00001169 5.307 5.105/6.466 5.706 ± 0.8686
ea27 1342 1342/1342 1342 ± 0.00004336 5.149 4.712/6.133 5.327 ± 0.8127
ea28 1342 1342/1342 1342 ± 0.00004325 5.083 4.962/6.163 5.459 ± 0.8539
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 ± 0.0000234 4.791 4.543/4.955 4.732 ± 0.3041
5 1342 1342/1342 1342 ± 0.0000338 5.029 4.862/5.251 5.021 ± 0.278
6 1342 1342/1342 1342 ± 0.00002316 4.875 4.632/5.012 4.832 ± 0.2564
7 1342 1342/1342 1342 ± 0.00002313 4.893 4.701/5.015 4.847 ± 0.2518
8 1342 1342/1342 1342 ± 0.00002315 4.933 4.694/5.05 4.884 ± 0.2863
9 1342 1342/1342 1342 ± 0.00002331 5.118 4.867/5.247 5.042 ± 0.2806
10 1342 1342/1342 1342 ± 0.0000231 5.725 5.544/5.828 5.655 ± 0.3014
11 1342 1342/1342 1342 ± 0.00002307 5.965 5.724/6.129 5.914 ± 0.311
12 1342 1342/1342 1342 ± 0.00002308 6.131 5.884/6.311 6.092 ± 0.3386
13 1342 1342/1342 1342 ± 0.00002307 6.647 6.232/6.788 6.476 ± 0.4031
14 1342 1342/1342 1342 ± 0.0000231 6.771 6.403/6.944 6.648 ± 0.4235
15 1342 1342/1342 1342 ± 0.00002316 6.065 5.699/6.431 6.022 ± 0.5376
16 1342 1342/1342 1342 ± 0.00005699 4.049 3.938/4.18 4.054 ± 0.1702
17 1342 1342/1342 1342 ± 0.00006011 4.32 4.162/4.445 4.314 ± 0.2342
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
Start time
2024-04-28 08:27:51.290
End
2024-04-28 09:21:51.165
Duration
0:53:59.875
Note, WebLog generation is not included in the time.

CASA logs for stage 7