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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.267 5.097/5.937 5.409 ± 0.6643
ea02 1342 1342/1342 1342 ± 0.00004272 5.739 5.267/6.592 5.77 ± 0.9309
ea03 1342 1342/1342 1342 ± 0.000001319 2.417 2.292/3.064 2.619 ± 0.4191
ea04 1342 1342/1342 1342 ± 0.000005149 5.318 5.073/6.283 5.537 ± 0.79
ea05 1342 1342/1342 1342 ± 0.00001169 5.325 5.005/6.22 5.531 ± 0.7271
ea06 1342 1342/1342 1342 ± 0 4.416 4.156/5.043 4.554 ± 0.4783
ea07 1342 1342/1342 1342 ± 0.00004324 5.661 5.244/6.235 5.609 ± 0.8733
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00002959 5.467 5.15/6.609 5.689 ± 0.8833
ea10 1342 1342/1342 1342 ± 0.00004337 5.84 5.263/6.509 5.727 ± 0.8798
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000179 5.478 5.274/6.61 5.751 ± 0.9923
ea13 1342 1342/1342 1342 ± 0.00003322 5.665 5.404/6.357 5.865 ± 0.7561
ea14 1342 1342/1342 1342 ± 0.000007708 5.313 4.836/6.183 5.378 ± 0.7853
ea15 1342 1342/1342 1342 ± 0 3.369 3.121/4.139 3.606 ± 0.566
ea16 1342 1342/1342 1342 ± 0.00002411 5.573 5.091/6.641 5.726 ± 0.9078
ea17 1342 1342/1342 1342 ± 0 5.989 5.402/7.189 6.128 ± 0.8998
ea18 1342 1342/1342 1342 ± 0.00004065 4.818 4.514/5.788 4.974 ± 0.7041
ea19 1342 1342/1342 1342 ± 0.000001364 5.452 5.223/6.489 5.694 ± 0.7724
ea20 1342 1342/1342 1342 ± 0.000001878 5.823 5.573/7.061 6.1 ± 0.8883
ea23 1342 1342/1342 1342 ± 0.00004143 5.431 5.147/6.54 5.648 ± 0.9079
ea24 1342 1342/1342 1342 ± 0.0000415 5.08 4.925/6.376 5.425 ± 0.8144
ea25 1342 1342/1342 1342 ± 0.0000427 5.571 5.156/6.308 5.622 ± 0.8556
ea26 1342 1342/1342 1342 ± 0.000001878 1.59 1.542/1.75 1.632 ± 0.1267
ea27 1342 1342/1342 1342 ± 0.0000437 5.396 5.115/6.438 5.569 ± 0.8231
ea28 1342 1342/1342 1342 ± 0.00004219 5.296 5.042/6.291 5.465 ± 0.805
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 ± 0.00002454 5.15 4.893/5.396 4.846 ± 1.02
3 1342 1342/1342 1342 ± 0.00003112 5.01 4.413/5.195 4.525 ± 1.147
5 1342 1342/1342 1342 ± 0.00002454 5.141 4.832/5.39 4.823 ± 1.05
6 1342 1342/1342 1342 ± 0.00002454 5.159 4.975/5.353 4.8 ± 1.009
7 1342 1342/1342 1342 ± 0.00002454 5.269 5.023/5.349 4.893 ± 1.01
8 1342 1342/1342 1342 ± 0.00002454 5.234 4.995/5.343 4.867 ± 1.015
9 1342 1342/1342 1342 ± 0.00002454 5.427 5.277/5.789 5.121 ± 1.087
10 1342 1342/1342 1342 ± 0.00002454 5.936 5.714/6.128 5.518 ± 1.17
11 1342 1342/1342 1342 ± 0.00002454 6.243 6.11/6.358 5.803 ± 1.198
12 1342 1342/1342 1342 ± 0.00002454 6.447 6.224/6.605 6.005 ± 1.25
13 1342 1342/1342 1342 ± 0.00002454 6.607 6.297/6.862 6.231 ± 1.266
14 1342 1342/1342 1342 ± 0.00002817 6.46 6.101/6.921 6.183 ± 1.269
15 1342 1342/1342 1342 ± 0.00002454 6.721 6.305/7.004 6.223 ± 1.351
16 1342 1342/1342 1342 ± 0.00006103 4.103 3.923/4.29 3.948 ± 0.7109
17 1342 1342/1342 1342 ± 0.00006095 4.139 3.943/4.357 3.978 ± 0.7336
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-01-11 04:43:21.985
End
2025-01-11 05:29:40.158
Duration
0:46:18.172
Note, WebLog generation is not included in the time.

CASA logs for stage 8