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 5.454 5.411/6.217 5.716 ± 0.6648
ea02 1342 1342/1342 1342 ± 0.00004241 5.996 5.483/6.752 6.042 ± 0.8405
ea04 1342 1342/1342 1342 ± 0 5.274 5.125/6.086 5.57 ± 0.6383
ea05 1342 1342/1342 1342 ± 0.000005899 5.63 5.277/6.662 5.901 ± 0.7435
ea06 1342 1342/1342 1342 ± 0 4.912 4.761/5.374 4.997 ± 0.4642
ea07 1342 1342/1342 1342 ± 0.00004255 5.973 5.498/6.372 6.036 ± 0.7847
ea08 1342 1342/1342 1342 ± 0.00004228 6.026 5.644/6.945 6.216 ± 0.8688
ea09 1342 1342/1342 1342 ± 0.000002239 5.723 5.292/6.56 5.772 ± 0.7942
ea10 1342 1342/1342 1342 ± 0.00004233 5.673 5.33/6.866 5.996 ± 0.8779
ea11 1342 1342/1342 1342 ± 0.00001116 5.912 5.295/6.763 6.04 ± 0.8438
ea12 1342 1342/1342 1342 ± 0 5.703 5.435/6.648 5.961 ± 0.8523
ea13 1342 1342/1342 1342 ± 0 6.027 5.912/6.585 6.19 ± 0.7472
ea14 1342 1342/1342 1342 ± 0.000006125 5.512 5.297/6.554 5.93 ± 0.7481
ea15 1342 1342/1342 1342 ± 0 5.588 5.431/6.531 5.95 ± 0.7977
ea16 1342 1342/1342 1342 ± 0.00001526 6.087 5.712/6.918 6.304 ± 0.8495
ea17 1342 1342/1342 1342 ± 0.0000427 6.006 5.652/7.17 6.168 ± 0.849
ea18 1342 1342/1342 1342 ± 0.00002262 4.947 4.706/5.683 5.115 ± 0.6096
ea19 1342 1342/1342 1342 ± 0 5.877 5.671/6.919 6.234 ± 0.7831
ea20 1342 1342/1342 1342 ± 0.000003398 5.909 5.769/6.977 6.183 ± 0.8629
ea21 1342 1342/1342 1342 ± 0.00001042 5.64 5.389/6.536 5.941 ± 0.7193
ea22 1342 1342/1342 1342 ± 0.0000349 5.394 5.077/6.273 5.588 ± 0.7922
ea23 1342 1342/1342 1342 ± 0.0000379 5.676 5.582/6.762 6.128 ± 0.8714
ea25 1342 1342/1342 1342 ± 0.00004076 5.61 5.375/6.502 5.817 ± 0.7945
ea26 1342 1342/1342 1342 ± 0 5.902 5.768/7.105 6.251 ± 0.8562
ea27 1342 1342/1342 1342 ± 0.00004233 5.593 5.253/6.591 5.838 ± 0.7588
ea28 1342 1342/1342 1342 ± 0.00004231 5.782 5.569/6.737 6.028 ± 0.8172
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 ± 0.00002385 5.576 5.384/5.78 5.542 ± 0.2778
4 1342 1342/1342 1342 ± 0.00002739 5.068 4.887/5.353 5.126 ± 0.369
5 1342 1342/1342 1342 ± 0.00002385 5.585 5.299/5.722 5.543 ± 0.3273
6 1342 1342/1342 1342 ± 0.00002385 5.491 5.325/5.582 5.445 ± 0.3308
7 1342 1342/1342 1342 ± 0.00002385 5.485 5.364/5.669 5.481 ± 0.283
8 1342 1342/1342 1342 ± 0.00002385 5.512 5.307/5.663 5.457 ± 0.3129
9 1342 1342/1342 1342 ± 0.00002385 5.76 5.62/6.004 5.719 ± 0.3465
10 1342 1342/1342 1342 ± 0.00002385 6.227 6.069/6.349 6.148 ± 0.3492
11 1342 1342/1342 1342 ± 0.00002385 6.522 6.279/6.615 6.395 ± 0.3616
12 1342 1342/1342 1342 ± 0.00002385 6.596 6.487/6.782 6.514 ± 0.5157
13 1342 1342/1342 1342 ± 0.00002385 7.095 6.978/7.293 7.051 ± 0.4222
14 1342 1342/1342 1342 ± 0.00002385 7.271 6.941/7.479 7.2 ± 0.4834
15 1342 1342/1342 1342 ± 0.00002385 7.069 6.792/7.257 6.924 ± 0.5158
16 1342 1342/1342 1342 ± 0.00006075 4.783 4.63/4.98 4.785 ± 0.2694
17 1342 1342/1342 1342 ± 0.00005985 4.83 4.656/4.975 4.809 ± 0.2664
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-19 14:35:40.781
End
2024-11-19 15:25:07.567
Duration
0:49:26.786
Note, WebLog generation is not included in the time.

CASA logs for stage 8