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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.645 5.08/5.971 5.567 ± 0.5238
ea02 1342 1342/1342 1342 ± 0.00002217 5.797 5.229/6.317 5.781 ± 0.6393
ea04 1342 1342/1342 1342 ± 0 5.561 4.871/6.006 5.455 ± 0.6028
ea05 1342 1342/1342 1342 ± 0 5.745 5.318/6.334 5.825 ± 0.6208
ea06 1342 1342/1342 1342 ± 0 4.943 4.657/5.324 5.014 ± 0.4052
ea07 1342 1342/1342 1342 ± 0 5.654 5.25/5.975 5.697 ± 0.5556
ea08 1342 1342/1342 1342 ± 0 5.774 5.349/6.458 5.925 ± 0.6859
ea09 1342 1342/1342 1342 ± 0 5.511 5.026/6.086 5.587 ± 0.645
ea10 1342 1342/1342 1342 ± 0 5.457 5.027/6.102 5.534 ± 0.5744
ea11 1342 1342/1342 1342 ± 0 5.534 5.29/6.047 5.644 ± 0.5643
ea12 1342 1342/1342 1342 ± 0 5.395 5.156/6.228 5.731 ± 0.66
ea13 1342 1342/1342 1342 ± 0 5.928 5.578/6.241 5.973 ± 0.5051
ea14 1342 1342/1342 1342 ± 0 5.725 5.36/6.216 5.806 ± 0.621
ea15 1342 1342/1342 1342 ± 0 5.425 4.948/6.061 5.552 ± 0.7025
ea16 1342 1342/1342 1342 ± 0 5.872 5.351/6.433 5.986 ± 0.7736
ea17 1342 1342/1342 1342 ± 0.000001669 5.823 5.466/6.496 5.955 ± 0.5816
ea18 1342 1342/1342 1342 ± 0.000001221 5.132 4.688/5.601 5.109 ± 0.5602
ea19 1342 1342/1342 1342 ± 0 6.195 5.457/6.458 5.973 ± 0.6912
ea20 1342 1342/1342 1342 ± 0 5.914 5.61/6.467 6.037 ± 0.5738
ea21 1342 1342/1342 1342 ± 0 5.567 5.231/6.175 5.695 ± 0.5524
ea22 1342 1342/1342 1342 ± 0 5.565 5.133/6.261 5.686 ± 0.6425
ea23 1342 1342/1342 1342 ± 0 5.864 5.39/6.37 5.943 ± 0.6943
ea25 1342 1342/1342 1342 ± 0 5.598 5.187/6.032 5.587 ± 0.5777
ea26 1342 1342/1342 1342 ± 0 5.602 5.298/6.146 5.728 ± 0.5454
ea27 1342 1342/1342 1342 ± 0.00001577 5.602 5.09/6.198 5.575 ± 0.6296
ea28 1342 1342/1342 1342 ± 0 5.566 5.21/6.208 5.743 ± 0.6468
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 ± 0.00002418 5.279 4.951/5.374 5.199 ± 0.2995
3 1342 1342/1342 1342 ± 0.00002399 4.913 4.759/5.13 4.982 ± 0.3355
4 1342 1342/1342 1342 ± 0.00002513 5.153 4.966/5.259 5.141 ± 0.3026
5 1342 1342/1342 1342 ± 0.00002348 5.228 4.996/5.411 5.196 ± 0.3425
6 1342 1342/1342 1342 ± 0.00002348 5.201 5.037/5.356 5.159 ± 0.2723
7 1342 1342/1342 1342 ± 0.00002348 5.161 4.983/5.354 5.138 ± 0.2597
8 1342 1342/1342 1342 ± 0.00002348 5.254 4.901/5.362 5.181 ± 0.2827
9 1342 1342/1342 1342 ± 0.00002348 5.468 5.209/5.665 5.427 ± 0.3313
10 1342 1342/1342 1342 ± 0.00002392 5.893 5.709/6.035 5.847 ± 0.2681
11 1342 1342/1342 1342 ± 0.00002348 6.144 6.026/6.28 6.075 ± 0.315
12 1342 1342/1342 1342 ± 0.00002348 6.252 6.024/6.386 6.222 ± 0.2963
13 1342 1342/1342 1342 ± 0.00002348 6.648 6.433/6.853 6.645 ± 0.3109
14 1342 1342/1342 1342 ± 0.00002392 6.834 6.664/7.075 6.813 ± 0.3903
15 1342 1342/1342 1342 ± 0.00002392 6.486 6.267/6.677 6.416 ± 0.3505
16 1342 1342/1342 1342 ± 0.0000259 5.832 5.701/6.02 5.819 ± 0.2921
17 1342 1342/1342 1342 ± 0.0000244 5.913 5.706/6.092 5.875 ± 0.3059
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
Start time
2024-04-05 02:12:34.436
End
2024-04-05 03:16:18.795
Duration
1:03:44.359
Note, WebLog generation is not included in the time.

CASA logs for stage 7