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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.607 5.27/6.173 5.709 ± 0.5362
ea02 1342 1342/1342 1342 ± 0.00001058 5.814 5.433/6.598 5.994 ± 0.6537
ea04 1342 1342/1342 1342 ± 0.00001473 5.553 5.186/6.052 5.652 ± 0.5114
ea05 1342 1342/1342 1342 ± 0 5.891 5.434/6.503 5.894 ± 0.5972
ea06 1342 1342/1342 1342 ± 0 5.573 5.087/5.948 5.557 ± 0.4922
ea07 1342 1342/1342 1342 ± 0 5.175 5.119/5.546 5.272 ± 0.2193
ea08 1342 1342/1342 1342 ± 0.0000281 5.962 5.592/6.67 6.135 ± 0.6568
ea09 1342 1342/1342 1342 ± 0 5.21 4.974/5.819 5.367 ± 0.442
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000002179 5.686 5.339/6.37 5.898 ± 0.6093
ea13 1342 1342/1342 1342 ± 0 6.039 5.855/6.324 6.187 ± 0.4501
ea14 1342 1342/1342 1342 ± 0 6.073 5.387/6.471 5.976 ± 0.6373
ea15 1342 1342/1342 1342 ± 0 5.951 5.42/6.416 5.998 ± 0.6471
ea16 1342 1342/1342 1342 ± 0 6.091 5.587/6.617 6.135 ± 0.6587
ea17 1342 1342/1342 1342 ± 0.00000929 5.684 5.502/5.814 5.663 ± 0.204
ea18 1342 1342/1342 1342 ± 0.000002436 5.249 4.894/5.743 5.278 ± 0.4985
ea19 1342 1342/1342 1342 ± 0 5.66 5.624/5.785 5.697 ± 0.08371
ea20 1342 1342/1342 1342 ± 0 6.309 5.789/6.851 6.295 ± 0.6292
ea21 1342 1342/1342 1342 ± 0 5.646 5.383/6.322 5.856 ± 0.5538
ea22 1342 1342/1342 1342 ± 0 5.531 5.314/6.464 5.824 ± 0.6289
ea23 1342 1342/1342 1342 ± 0.000001887 5.891 5.46/6.541 6.024 ± 0.6605
ea24 1342 1342/1342 1342 ± 0 5.817 5.17/6.337 5.711 ± 0.5761
ea25 1342 1342/1342 1342 ± 0.000003926 5.451 5.381/6.326 5.815 ± 0.5958
ea26 1342 1342/1342 1342 ± 0 6.155 5.844/6.99 6.335 ± 0.6509
ea27 1342 1342/1342 1342 ± 0.000009667 5.478 5.243/5.572 5.413 ± 0.1789
ea28 1342 1342/1342 1342 ± 0.00004099 5.68 5.489/6.539 5.961 ± 0.6268
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 ± 0.00002397 5.477 5.271/5.631 5.473 ± 0.2371
3 1342 1342/1342 1342 ± 0.00002524 5.198 5.06/5.373 5.225 ± 0.2823
4 1342 1342/1342 1342 ± 0.00002683 5.314 5.148/5.529 5.335 ± 0.2846
5 1342 1342/1342 1342 ± 0.00002397 5.461 5.282/5.661 5.455 ± 0.2996
6 1342 1342/1342 1342 ± 0.00002397 5.425 5.146/5.586 5.375 ± 0.278
7 1342 1342/1342 1342 ± 0.00002397 5.419 5.225/5.597 5.418 ± 0.2635
8 1342 1342/1342 1342 ± 0.00002397 5.44 5.115/5.526 5.358 ± 0.29
9 1342 1342/1342 1342 ± 0.00002408 5.663 5.477/5.878 5.63 ± 0.3112
10 1342 1342/1342 1342 ± 0.00002606 6.086 5.887/6.236 6.022 ± 0.3261
11 1342 1342/1342 1342 ± 0.00002606 6.314 6.166/6.423 6.248 ± 0.3123
12 1342 1342/1342 1342 ± 0.00002606 6.445 6.305/6.552 6.392 ± 0.3186
13 1342 1342/1342 1342 ± 0.00002606 6.919 6.515/7.03 6.806 ± 0.3681
14 1342 1342/1342 1342 ± 0.00002606 7.053 6.78/7.219 6.988 ± 0.3854
15 1342 1342/1342 1342 ± 0.00002606 6.745 6.433/6.907 6.625 ± 0.388
16 1342 1342/1342 1342 ± 0.00003945 5.792 5.529/6.068 5.8 ± 0.347
17 1342 1342/1342 1342 ± 0.00003963 5.762 5.627/6.116 5.843 ± 0.3285
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-04-13 04:05:23.754
End
2024-04-13 05:18:28.710
Duration
1:13:04.956
Note, WebLog generation is not included in the time.

CASA logs for stage 7