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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.649 5.349/6.316 5.676 ± 0.7624
ea02 1342 1342/1342 1342 ± 0.00004404 6.093 5.65/6.732 6.014 ± 0.9273
ea04 1342 1342/1342 1342 ± 0.00001845 5.412 5.309/6.068 5.532 ± 0.7424
ea05 1342 1342/1342 1342 ± 0.00002472 5.528 5.217/6.421 5.751 ± 0.749
ea06 1342 1342/1342 1342 ± 0.00002359 5.114 4.858/5.69 5.153 ± 0.6795
ea07 1342 1342/1342 1342 ± 0.00004326 5.988 5.572/6.314 5.825 ± 0.8566
ea09 1342 1342/1342 1342 ± 0.00002685 5.36 4.992/5.723 5.321 ± 0.5951
ea10 1342 1342/1342 1342 ± 0.00004207 5.358 4.98/5.958 5.324 ± 0.6884
ea11 1342 1342/1342 1342 ± 0.00004404 6.138 5.653/6.683 5.996 ± 0.8841
ea12 1342 1342/1342 1342 ± 0.00002772 5.798 5.554/6.657 5.914 ± 0.9364
ea13 1342 1342/1342 1342 ± 0.00001481 5.996 5.675/6.31 5.957 ± 0.6925
ea14 1342 1342/1342 1342 ± 0.00003464 5.782 5.526/6.656 5.937 ± 0.8114
ea15 1342 1342/1342 1342 ± 0.00001959 5.76 5.344/6.497 5.824 ± 0.8927
ea16 1342 1342/1342 1342 ± 0.00003451 5.861 5.573/6.796 6.013 ± 0.9076
ea17 1342 1342/1342 1342 ± 0.00004308 6.085 5.7/7.05 6.065 ± 0.9441
ea18 1342 1342/1342 1342 ± 0.0000426 5.138 5.002/5.909 5.251 ± 0.683
ea19 1342 1342/1342 1342 ± 0.00000922 5.753 5.673/6.599 6.014 ± 0.7484
ea20 1342 1342/1342 1342 ± 0.00003718 6.212 6/7.003 6.262 ± 1.032
ea21 1342 1342/1342 1342 ± 0.0000338 5.611 5.248/6.307 5.701 ± 0.7582
ea22 1342 1342/1342 1342 ± 0.00004088 5.661 5.167/6.527 5.725 ± 0.8641
ea23 1342 1342/1342 1342 ± 0.000042 6.036 5.569/6.693 5.983 ± 0.9519
ea24 1342 1342/1342 1342 ± 0.00001906 5.279 4.901/6.092 5.438 ± 0.6565
ea25 1342 1342/1342 1342 ± 0.00004287 5.8 5.326/6.423 5.738 ± 0.836
ea26 1342 1342/1342 1342 ± 0.0000336 5.94 5.692/6.875 6.096 ± 0.8677
ea27 1342 1342/1342 1342 ± 0.00004267 5.807 5.415/6.692 5.855 ± 0.882
ea28 1342 1342/1342 1342 ± 0.00004305 5.82 5.685/6.719 5.987 ± 0.9112
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 ± 0.00002351 5.412 5.236/5.627 5.374 ± 0.3131
5 1342 1342/1342 1342 ± 0.00002543 5.515 5.256/5.73 5.491 ± 0.2887
6 1342 1342/1342 1342 ± 0.00002351 5.659 5.324/5.798 5.566 ± 0.2953
7 1342 1342/1342 1342 ± 0.00002351 5.623 5.402/5.781 5.568 ± 0.3017
8 1342 1342/1342 1342 ± 0.00002351 5.54 5.204/5.67 5.478 ± 0.3356
9 1342 1342/1342 1342 ± 0.00002351 5.762 5.413/5.899 5.672 ± 0.3397
10 1342 1342/1342 1342 ± 0.00002351 6.154 5.864/6.265 6.072 ± 0.3166
11 1342 1342/1342 1342 ± 0.00002351 6.376 6.063/6.618 6.336 ± 0.3283
12 1342 1342/1342 1342 ± 0.00002351 6.523 6.286/6.729 6.489 ± 0.369
13 1342 1342/1342 1342 ± 0.00002351 6.897 6.651/7.139 6.826 ± 0.4234
14 1342 1342/1342 1342 ± 0.00002351 6.978 6.641/7.185 6.872 ± 0.4428
15 1342 1342/1342 1342 ± 0.000024 6.579 6.183/6.836 6.491 ± 0.4403
16 1342 1342/1342 1342 ± 0.00005845 4.223 4.06/4.381 4.223 ± 0.2264
17 1342 1342/1342 1342 ± 0.00005889 4.248 4.091/4.527 4.312 ± 0.3167
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
Start time
2024-04-20 21:22:32.354
End
2024-04-20 22:19:43.416
Duration
0:57:11.061
Note, WebLog generation is not included in the time.

CASA logs for stage 7