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 5.366 5.295/6.02 5.47 ± 0.7996
ea02 1342 1342/1342 1342 ± 0.00004241 6.009 5.496/6.538 5.84 ± 0.9741
ea04 1342 1342/1342 1342 ± 0 5.383 5.073/6.134 5.491 ± 0.7889
ea05 1342 1342/1342 1342 ± 0.00001577 5.493 5.063/6.472 5.678 ± 0.7992
ea06 1342 1342/1342 1342 ± 0.000002793 4.934 4.722/5.335 4.878 ± 0.6175
ea07 1342 1342/1342 1342 ± 0.00004273 5.911 5.405/6.356 5.802 ± 0.92
ea08 1342 1342/1342 1342 ± 0.00004318 5.97 5.576/6.695 5.948 ± 1.014
ea09 1342 1342/1342 1342 ± 0.000003532 5.57 5.18/6.357 5.62 ± 0.7981
ea10 1342 1342/1342 1342 ± 0.00004291 5.857 5.321/6.661 5.784 ± 0.9577
ea11 1342 1342/1342 1342 ± 0.00004269 5.794 5.163/6.534 5.727 ± 1.021
ea12 1342 1342/1342 1342 ± 0.000005984 5.83 5.356/6.583 5.791 ± 1.061
ea13 1342 1342/1342 1342 ± 0.00001415 5.989 5.775/6.488 6.004 ± 0.757
ea14 1342 1342/1342 1342 ± 0.0000114 5.502 5.094/6.456 5.663 ± 0.8604
ea15 1342 1342/1342 1342 ± 0 5.423 5.174/6.3 5.662 ± 0.8828
ea16 1342 1342/1342 1342 ± 0.00003092 5.96 5.542/6.894 6.043 ± 1.023
ea17 1342 1342/1342 1342 ± 0.00004332 5.889 5.585/6.645 5.853 ± 0.9809
ea18 1342 1342/1342 1342 ± 0.0000336 5.065 4.678/5.734 5.068 ± 0.7406
ea19 1342 1342/1342 1342 ± 0.000009485 5.776 5.506/6.856 6.03 ± 0.9018
ea20 1342 1342/1342 1342 ± 0.00002147 5.913 5.75/7.093 6.07 ± 1.117
ea21 1342 1342/1342 1342 ± 0.00002407 5.497 5.344/6.376 5.685 ± 0.8258
ea22 1342 1342/1342 1342 ± 0.00003688 5.393 5.16/6.296 5.536 ± 0.8549
ea23 1342 1342/1342 1342 ± 0.0000426 5.789 5.479/6.642 5.894 ± 0.9384
ea25 1342 1342/1342 1342 ± 0.00004272 5.428 5.251/6.365 5.535 ± 0.8805
ea26 1342 1342/1342 1342 ± 0.00001548 5.921 5.661/7.01 6.07 ± 0.8571
ea27 1342 1342/1342 1342 ± 0.00004383 5.565 5.194/6.473 5.61 ± 0.9064
ea28 1342 1342/1342 1342 ± 0.00004354 5.696 5.422/6.454 5.724 ± 0.9322
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 ± 0.00002348 5.525 5.323/5.817 5.551 ± 0.2694
5 1342 1342/1342 1342 ± 0.00002372 5.406 5.151/5.6 5.406 ± 0.3207
6 1342 1342/1342 1342 ± 0.00002348 5.345 5.163/5.497 5.323 ± 0.295
7 1342 1342/1342 1342 ± 0.00002348 5.37 5.236/5.521 5.375 ± 0.2806
8 1342 1342/1342 1342 ± 0.00002348 5.348 5.191/5.516 5.333 ± 0.2825
9 1342 1342/1342 1342 ± 0.00002348 5.64 5.442/5.907 5.619 ± 0.3381
10 1342 1342/1342 1342 ± 0.00002348 6.06 5.852/6.268 6.041 ± 0.3344
11 1342 1342/1342 1342 ± 0.00002348 6.389 6.234/6.515 6.323 ± 0.343
12 1342 1342/1342 1342 ± 0.00002348 6.556 6.366/6.761 6.522 ± 0.3751
13 1342 1342/1342 1342 ± 0.00002348 6.83 6.629/7.105 6.811 ± 0.4028
14 1342 1342/1342 1342 ± 0.00002733 6.75 6.393/7.103 6.73 ± 0.5017
15 1342 1342/1342 1342 ± 0.00002348 6.857 6.685/7.107 6.819 ± 0.4844
16 1342 1342/1342 1342 ± 0.00006042 3.947 3.785/4.27 4.031 ± 0.3112
17 1342 1342/1342 1342 ± 0.000061 4.007 3.866/4.282 4.073 ± 0.2822
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
Start time
2024-11-01 14:08:36.168
End
2024-11-01 15:05:32.297
Duration
0:56:56.129
Note, WebLog generation is not included in the time.

CASA logs for stage 8