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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.379 5.214/6.125 5.508 ± 0.7921
ea02 1342 1342/1342 1342 ± 0.00003956 5.952 5.397/6.686 5.898 ± 0.9603
ea04 1342 1342/1342 1342 ± 0.00003371 5.509 5.041/6.105 5.395 ± 0.8278
ea05 1342 1342/1342 1342 ± 0.00002205 5.453 5.062/6.162 5.521 ± 0.8124
ea06 1342 1342/1342 1342 ± 0.00004312 4.943 4.692/5.339 4.777 ± 0.7304
ea07 1342 1342/1342 1342 ± 0.00003861 5.943 5.439/6.214 5.716 ± 0.848
ea08 1342 1342/1342 1342 ± 0.00003869 6.167 5.629/6.941 6.146 ± 1.033
ea09 1342 1342/1342 1342 ± 0.00002656 5.63 5.136/6.283 5.593 ± 0.7902
ea10 1342 1342/1342 1342 ± 0.00003955 5.771 5.171/6.287 5.6 ± 0.8663
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004198 5.676 5.3/6.493 5.615 ± 0.9991
ea13 1342 1342/1342 1342 ± 0.00002524 5.796 5.63/6.38 5.882 ± 0.8004
ea14 1342 1342/1342 1342 ± 0.00002583 5.719 5.315/6.653 5.769 ± 0.9609
ea15 1342 1342/1342 1342 ± 0.00003879 5.358 5.143/6.272 5.433 ± 1.057
ea16 1342 1342/1342 1342 ± 0.00002638 5.834 5.487/6.714 5.81 ± 0.9917
ea17 1342 1342/1342 1342 ± 0.00004322 6.074 5.523/6.756 6.001 ± 0.9918
ea18 1342 1342/1342 1342 ± 0.00004264 5.002 4.795/5.547 5.016 ± 0.7172
ea19 1342 1342/1342 1342 ± 0.000007638 5.786 5.436/6.476 5.811 ± 0.8422
ea20 1342 1342/1342 1342 ± 0.00004227 5.925 5.669/6.802 5.956 ± 1.061
ea21 1342 1342/1342 1342 ± 0.00002334 5.622 5.351/6.321 5.588 ± 0.866
ea22 1342 1342/1342 1342 ± 0.00003367 5.403 5.134/6.452 5.599 ± 0.9025
ea23 1342 1342/1342 1342 ± 0.00003412 5.887 5.512/6.638 5.833 ± 0.9738
ea25 1342 1342/1342 1342 ± 0.00004075 5.634 5.292/6.253 5.611 ± 0.8631
ea27 1342 1342/1342 1342 ± 0.00003966 5.632 5.195/6.492 5.636 ± 0.8699
ea28 1342 1342/1342 1342 ± 0.00003978 5.775 5.479/6.681 5.865 ± 0.9706
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 ± 0.00002446 5.514 5.232/5.717 5.477 ± 0.2824
3 1342 1342/1342 1342 ± 0.00004883 5.279 4.943/5.705 5.304 ± 0.5111
5 1342 1342/1342 1342 ± 0.00002558 5.36 5.167/5.509 5.352 ± 0.2711
6 1342 1342/1342 1342 ± 0.00002446 5.382 5.177/5.505 5.35 ± 0.2812
7 1342 1342/1342 1342 ± 0.00002446 5.365 5.191/5.506 5.338 ± 0.2647
8 1342 1342/1342 1342 ± 0.00002446 5.361 5.159/5.482 5.319 ± 0.2952
9 1342 1342/1342 1342 ± 0.00002446 5.643 5.426/5.879 5.606 ± 0.3461
10 1342 1342/1342 1342 ± 0.00002446 6.102 5.855/6.225 6.032 ± 0.3311
11 1342 1342/1342 1342 ± 0.00002446 6.305 6.179/6.487 6.307 ± 0.3398
12 1342 1342/1342 1342 ± 0.00002446 6.54 6.336/6.697 6.493 ± 0.3611
13 1342 1342/1342 1342 ± 0.00002446 6.792 6.507/7.019 6.713 ± 0.4111
14 1342 1342/1342 1342 ± 0.00002877 6.59 6.171/6.872 6.496 ± 0.5499
15 1342 1342/1342 1342 ± 0.0000261 6.683 6.292/6.949 6.589 ± 0.5251
16 1342 1342/1342 1342 ± 0.00005291 3.652 3.465/3.888 3.662 ± 0.3412
17 1342 1342/1342 1342 ± 0.00005544 3.878 3.674/4.138 3.92 ± 0.3759
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-26 15:44:15.798
End
2024-11-26 16:42:44.555
Duration
0:58:28.757
Note, WebLog generation is not included in the time.

CASA logs for stage 8