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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.389 5.308/6.057 5.561 ± 0.6517
ea02 1342 1342/1342 1342 ± 0.0000413 5.853 5.415/6.604 5.891 ± 0.7791
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.000008262 5.515 5.103/6.352 5.735 ± 0.7211
ea06 1342 1342/1342 1342 ± 0 4.869 4.679/5.284 4.927 ± 0.4512
ea07 1342 1342/1342 1342 ± 0.00004153 5.671 5.337/5.912 5.602 ± 0.6812
ea08 1342 1342/1342 1342 ± 0.00004128 6.134 5.693/6.873 6.143 ± 0.8915
ea09 1342 1342/1342 1342 ± 0.00001129 5.322 4.854/5.872 5.295 ± 0.5815
ea10 1342 1342/1342 1342 ± 0.00004146 5.541 5.117/6.311 5.587 ± 0.7382
ea11 1342 1342/1342 1342 ± 0.0000393 5.737 5.351/6.43 5.802 ± 0.7815
ea12 1342 1342/1342 1342 ± 0 5.692 5.407/6.513 5.829 ± 0.7881
ea13 1342 1342/1342 1342 ± 0.00001229 5.95 5.687/6.482 5.979 ± 0.6267
ea14 1342 1342/1342 1342 ± 0.00003211 6.444 6.026/6.971 6.172 ± 0.8736
ea15 1342 1342/1342 1342 ± 0 5.444 5.345/6.333 5.736 ± 0.7331
ea16 1342 1342/1342 1342 ± 0.00001542 5.122 4.842/5.391 5.07 ± 0.4444
ea17 1342 1342/1342 1342 ± 0.00004147 5.979 5.618/6.956 5.989 ± 0.8396
ea18 1342 1342/1342 1342 ± 0.00002431 5.055 4.819/5.774 5.153 ± 0.5917
ea19 1342 1342/1342 1342 ± 0.000005875 5.718 5.486/6.603 5.978 ± 0.7574
ea20 1342 1342/1342 1342 ± 0.000001396 5.995 5.807/6.723 6.122 ± 0.8331
ea21 1342 1342/1342 1342 ± 0.00001488 5.572 5.325/6.249 5.67 ± 0.7116
ea22 1342 1342/1342 1342 ± 0.00003193 5.396 5.145/6.379 5.632 ± 0.6991
ea23 1342 1342/1342 1342 ± 0.00003726 5.712 5.466/6.472 5.821 ± 0.845
ea25 1342 1342/1342 1342 ± 0 5.41 5.308/5.513 5.394 ± 0.1726
ea26 1342 1342/1342 1342 ± 0.00001992 5.712 5.597/6.585 5.917 ± 0.6773
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00005279 6.546 6.061/6.836 6.065 ± 1.067
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 ± 0.00002559 5.454 5.3/5.687 5.417 ± 0.338
3 1342 1342/1342 1342 ± 0.00002564 5.608 5.276/5.887 5.643 ± 0.435
5 1342 1342/1342 1342 ± 0.00002559 5.509 5.34/5.629 5.475 ± 0.3585
6 1342 1342/1342 1342 ± 0.00002559 5.346 5.096/5.491 5.331 ± 0.3118
7 1342 1342/1342 1342 ± 0.00002559 5.362 5.15/5.465 5.332 ± 0.2949
8 1342 1342/1342 1342 ± 0.00002559 5.376 5.1/5.542 5.308 ± 0.3333
9 1342 1342/1342 1342 ± 0.00002559 5.627 5.376/5.802 5.566 ± 0.3939
10 1342 1342/1342 1342 ± 0.00002519 6.047 5.802/6.153 5.942 ± 0.3805
11 1342 1342/1342 1342 ± 0.00002519 6.265 5.912/6.423 6.167 ± 0.4059
12 1342 1342/1342 1342 ± 0.00002519 6.447 6.064/6.592 6.329 ± 0.4225
13 1342 1342/1342 1342 ± 0.00002519 6.825 6.434/7.024 6.696 ± 0.4511
14 1342 1342/1342 1342 ± 0.00002519 7.054 6.62/7.173 6.832 ± 0.4964
15 1342 1342/1342 1342 ± 0.00002519 6.54 6.34/6.761 6.46 ± 0.5101
16 1342 1342/1342 1342 ± 0.00006093 4.417 4.271/4.602 4.435 ± 0.2193
17 1342 1342/1342 1342 ± 0.00006064 4.467 4.3/4.653 4.479 ± 0.2145
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
Start time
2024-12-05 06:45:34.129
End
2024-12-05 07:23:15.102
Duration
0:37:40.973
Note, WebLog generation is not included in the time.

CASA logs for stage 8