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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.105 5.036/5.958 5.413 ± 0.6934
ea02 1342 1342/1342 1342 ± 0.00003455 5.757 5.19/6.504 5.789 ± 0.9106
ea04 1342 1342/1342 1342 ± 0.00003288 5.227 4.893/5.899 5.335 ± 0.7069
ea05 1342 1342/1342 1342 ± 0.00002241 5.483 5.021/6.449 5.633 ± 0.9237
ea06 1342 1342/1342 1342 ± 0.00003288 4.948 4.713/5.529 5.111 ± 0.6148
ea07 1342 1342/1342 1342 ± 0.00003086 5.662 5.171/6.1 5.671 ± 0.7643
ea08 1342 1342/1342 1342 ± 0.00003149 5.959 5.509/6.727 6.069 ± 0.9158
ea09 1342 1342/1342 1342 ± 0.00002975 5.546 5.053/6.421 5.547 ± 0.9533
ea10 1342 1342/1342 1342 ± 0.0000326 5.545 4.974/6.321 5.604 ± 0.8117
ea11 1342 1342/1342 1342 ± 0.00003553 5.606 5.008/6.298 5.567 ± 0.8231
ea12 1342 1342/1342 1342 ± 0.00003536 5.498 5.102/6.348 5.592 ± 0.8927
ea13 1342 1342/1342 1342 ± 0.00002246 5.691 5.423/6.248 5.805 ± 0.911
ea14 1342 1342/1342 1342 ± 0.00003046 5.591 5.242/6.523 5.799 ± 0.9102
ea15 1342 1342/1342 1342 ± 0.00003264 5.305 5.001/6.153 5.565 ± 0.873
ea16 1342 1342/1342 1342 ± 0.00002952 5.565 5.165/6.439 5.678 ± 0.9489
ea17 1342 1342/1342 1342 ± 0.0000345 5.822 5.365/6.808 5.948 ± 0.8988
ea18 1342 1342/1342 1342 ± 0.00003617 5.018 4.623/5.585 5.005 ± 0.6415
ea19 1342 1342/1342 1342 ± 0.00001727 5.684 5.361/6.653 5.828 ± 0.9839
ea20 1342 1342/1342 1342 ± 0.00003594 5.737 5.513/6.85 5.946 ± 0.9127
ea21 1342 1342/1342 1342 ± 0.00002862 5.452 5.227/6.278 5.633 ± 0.8623
ea22 1342 1342/1342 1342 ± 0.00003899 5.39 4.992/6.44 5.606 ± 0.9806
ea23 1342 1342/1342 1342 ± 0.00002957 5.688 5.255/6.439 5.842 ± 0.852
ea25 1342 1342/1342 1342 ± 0.00003204 5.433 5.088/6.197 5.565 ± 0.7403
ea27 1342 1342/1342 1342 ± 0.00003356 5.343 5.014/6.245 5.52 ± 0.7837
ea28 1342 1342/1342 1342 ± 0.00003471 5.511 5.227/6.413 5.71 ± 0.8481
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 ± 0.00002422 5.279 5.049/5.511 5.29 ± 0.2621
5 1342 1342/1342 1342 ± 0.00002744 5.256 4.96/5.419 5.213 ± 0.324
6 1342 1342/1342 1342 ± 0.00002404 5.122 5.016/5.264 5.121 ± 0.2528
7 1342 1342/1342 1342 ± 0.00002404 5.111 4.997/5.242 5.127 ± 0.2152
8 1342 1342/1342 1342 ± 0.00002404 5.151 4.942/5.311 5.131 ± 0.253
9 1342 1342/1342 1342 ± 0.00002404 5.453 5.327/5.617 5.439 ± 0.291
10 1342 1342/1342 1342 ± 0.00002405 5.93 5.77/6.018 5.879 ± 0.2938
11 1342 1342/1342 1342 ± 0.00002404 6.225 6.042/6.271 6.147 ± 0.3031
12 1342 1342/1342 1342 ± 0.00002404 6.38 6.195/6.451 6.328 ± 0.3108
13 1342 1342/1342 1342 ± 0.00002404 6.628 6.275/6.818 6.527 ± 0.3758
14 1342 1342/1342 1342 ± 0.00002405 6.978 6.686/7.201 6.888 ± 0.4061
15 1342 1342/1342 1342 ± 0.00003796 6.636 6.356/6.883 6.5 ± 0.5894
16 1342 1342/1342 1342 ± 0.00005066 3.752 3.64/3.861 3.753 ± 0.1993
17 1342 1342/1342 1342 ± 0.00005055 3.861 3.726/4.017 3.871 ± 0.2461
datacolumn
residual_data
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-02-05 13:38:19.403
End
2025-02-05 14:30:02.565
Duration
0:51:43.162
Note, WebLog generation is not included in the time.

CASA logs for stage 8