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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.386 5.29/6.096 5.562 ± 0.7701
ea02 1342 1342/1342 1342 ± 0.0000446 6.004 5.453/6.718 5.906 ± 0.9587
ea04 1342 1342/1342 1342 ± 0.00004501 5.452 5.072/6.05 5.354 ± 0.8564
ea05 1342 1342/1342 1342 ± 0.00002601 5.393 5.017/6.136 5.511 ± 0.783
ea06 1342 1342/1342 1342 ± 0.00004248 5.255 4.955/5.964 5.237 ± 0.8213
ea07 1342 1342/1342 1342 ± 0.00003697 5.821 5.301/6.216 5.73 ± 0.7729
ea09 1342 1342/1342 1342 ± 0.0000365 5.56 5.068/6.06 5.402 ± 0.7775
ea10 1342 1342/1342 1342 ± 0.00003694 5.299 4.806/5.846 5.229 ± 0.6751
ea11 1342 1342/1342 1342 ± 0.00003922 6.009 5.463/6.57 5.819 ± 0.9274
ea12 1342 1342/1342 1342 ± 0.00004124 5.907 5.48/6.725 5.801 ± 0.9915
ea13 1342 1342/1342 1342 ± 0.00002531 5.67 5.554/6.26 5.737 ± 0.8606
ea14 1342 1342/1342 1342 ± 0.00003197 5.688 5.27/6.589 5.75 ± 0.8955
ea15 1342 1342/1342 1342 ± 0.00003945 5.631 5.34/6.558 5.66 ± 1.017
ea16 1342 1342/1342 1342 ± 0.00002633 5.763 5.546/6.78 6.001 ± 0.8716
ea17 1342 1342/1342 1342 ± 0.00004052 5.9 5.46/6.731 5.921 ± 0.9159
ea18 1342 1342/1342 1342 ± 0.00004004 5.094 4.864/5.584 5.072 ± 0.6898
ea19 1342 1342/1342 1342 ± 0.00001341 5.639 5.452/6.492 5.802 ± 0.8304
ea20 1342 1342/1342 1342 ± 0.000029 6.125 6.005/7.011 6.315 ± 0.8661
ea21 1342 1342/1342 1342 ± 0.00003143 5.557 5.317/6.322 5.6 ± 0.8392
ea22 1342 1342/1342 1342 ± 0.00004212 5.478 5.221/6.508 5.617 ± 0.979
ea23 1342 1342/1342 1342 ± 0.00002769 5.928 5.528/6.642 5.98 ± 0.8464
ea24 1342 1342/1342 1342 ± 0.00002169 5.11 4.789/6.015 5.23 ± 0.7498
ea25 1342 1342/1342 1342 ± 0.0000399 5.689 5.355/6.366 5.644 ± 0.851
ea26 1342 1342/1342 1342 ± 0.00003771 5.756 5.63/6.802 5.883 ± 0.9732
ea27 1342 1342/1342 1342 ± 0.00003707 5.677 5.341/6.589 5.731 ± 0.8431
ea28 1342 1342/1342 1342 ± 0.00003899 5.822 5.454/6.704 5.917 ± 0.9553
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 ± 0.00002362 5.453 5.333/5.657 5.447 ± 0.3078
3 1342 1342/1342 1342 ± 0.00003079 5.715 5.509/6.102 5.818 ± 0.4983
5 1342 1342/1342 1342 ± 0.00002797 5.238 5.028/5.474 5.258 ± 0.2985
6 1342 1342/1342 1342 ± 0.00002362 5.37 5.099/5.521 5.312 ± 0.257
7 1342 1342/1342 1342 ± 0.00002362 5.424 5.218/5.533 5.355 ± 0.2641
8 1342 1342/1342 1342 ± 0.00002362 5.365 5.055/5.473 5.306 ± 0.3038
9 1342 1342/1342 1342 ± 0.00002362 5.646 5.297/5.759 5.579 ± 0.2935
10 1342 1342/1342 1342 ± 0.00002362 6.12 5.867/6.204 6.027 ± 0.2773
11 1342 1342/1342 1342 ± 0.00002362 6.361 6.059/6.528 6.311 ± 0.2851
12 1342 1342/1342 1342 ± 0.00002362 6.467 6.251/6.714 6.481 ± 0.3222
13 1342 1342/1342 1342 ± 0.00002362 6.708 6.408/6.966 6.642 ± 0.3969
14 1342 1342/1342 1342 ± 0.00002638 6.646 6.211/6.883 6.536 ± 0.4799
15 1342 1342/1342 1342 ± 0.00002636 6.586 6.059/6.854 6.475 ± 0.4636
16 1342 1342/1342 1342 ± 0.00004984 3.748 3.597/3.917 3.765 ± 0.2596
17 1342 1342/1342 1342 ± 0.00005177 3.885 3.628/4.128 3.901 ± 0.3857
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-01 19:21:23.633
End
2024-11-01 20:22:11.232
Duration
1:00:47.599
Note, WebLog generation is not included in the time.

CASA logs for stage 8