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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.718 5.121/6 5.533 ± 0.6204
ea02 1342 1342/1342 1342 ± 0.00004012 5.888 5.267/6.486 5.841 ± 0.8602
ea04 1342 1342/1342 1342 ± 0.00003277 5.409 5.025/5.899 5.365 ± 0.6982
ea05 1342 1342/1342 1342 ± 0.00002324 5.39 5.009/6.318 5.574 ± 0.8675
ea06 1342 1342/1342 1342 ± 0.00003474 5.359 4.592/5.441 4.988 ± 0.632
ea07 1342 1342/1342 1342 ± 0.000008049 5.981 5.275/6.41 5.88 ± 0.5454
ea08 1342 1342/1342 1342 ± 0.00002881 6.593 5.486/6.762 6.177 ± 0.8494
ea09 1342 1342/1342 1342 ± 0.00003423 5.56 5.105/6.3 5.587 ± 0.8624
ea10 1342 1342/1342 1342 ± 0.00001698 6.027 5.062/6.253 5.697 ± 0.6234
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003297 5.377 5.136/6.323 5.569 ± 0.8244
ea13 1342 1342/1342 1342 ± 0.00002034 5.626 5.444/6.212 5.79 ± 0.8378
ea14 1342 1342/1342 1342 ± 0.00003257 5.699 5.305/6.474 5.874 ± 0.878
ea15 1342 1342/1342 1342 ± 0.00003365 5.404 5.052/6.184 5.581 ± 0.8599
ea16 1342 1342/1342 1342 ± 0.00002851 5.745 5.328/6.463 5.796 ± 0.9208
ea17 1342 1342/1342 1342 ± 0.00003092 6.02 5.603/6.811 6.038 ± 0.8132
ea18 1342 1342/1342 1342 ± 0.0000288 5.103 4.732/5.582 5.07 ± 0.5175
ea19 1342 1342/1342 1342 ± 0.00001742 5.584 5.369/6.595 5.831 ± 0.9564
ea20 1342 1342/1342 1342 ± 0.00002779 6.246 5.628/6.779 6.07 ± 0.7484
ea21 1342 1342/1342 1342 ± 0.00002727 5.468 5.162/6.208 5.597 ± 0.8086
ea22 1342 1342/1342 1342 ± 0.00003609 5.402 5.085/6.375 5.589 ± 0.8929
ea23 1342 1342/1342 1342 ± 0.00002352 6.04 5.341/6.846 5.977 ± 0.8157
ea25 1342 1342/1342 1342 ± 0.00003084 5.943 5.144/6.192 5.622 ± 0.6789
ea27 1342 1342/1342 1342 ± 0.00002966 5.371 5.094/6.232 5.544 ± 0.6843
ea28 1342 1342/1342 1342 ± 0.00003196 6.029 5.329/6.466 5.86 ± 0.7818
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 ± 0.00002443 5.248 5.069/5.47 5.227 ± 0.2794
5 1342 1342/1342 1342 ± 0.00004503 5.149 4.761/5.346 5.068 ± 0.2974
6 1342 1342/1342 1342 ± 0.00002443 5.205 5.094/5.371 5.176 ± 0.2805
7 1342 1342/1342 1342 ± 0.00002473 5.235 5.093/5.342 5.22 ± 0.2125
8 1342 1342/1342 1342 ± 0.00002473 5.274 5.046/5.366 5.219 ± 0.2415
9 1342 1342/1342 1342 ± 0.00002443 5.506 5.351/5.742 5.487 ± 0.3308
10 1342 1342/1342 1342 ± 0.00002443 5.971 5.776/6.042 5.905 ± 0.3021
11 1342 1342/1342 1342 ± 0.00002443 6.183 6.068/6.333 6.159 ± 0.311
12 1342 1342/1342 1342 ± 0.00002443 6.322 6.161/6.467 6.301 ± 0.3246
13 1342 1342/1342 1342 ± 0.00002444 6.59 6.274/6.717 6.48 ± 0.3692
14 1342 1342/1342 1342 ± 0.00002486 6.699 6.348/6.983 6.626 ± 0.4593
15 1342 1342/1342 1342 ± 0.00003132 6.616 6.396/6.859 6.562 ± 0.4307
16 1342 1342/1342 1342 ± 0.00005334 3.802 3.663/3.929 3.793 ± 0.2073
17 1342 1342/1342 1342 ± 0.00005176 3.854 3.685/4.016 3.857 ± 0.3044
datacolumn
residual_data
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-02 19:00:19.285
End
2024-11-02 20:04:04.861
Duration
1:03:45.575
Note, WebLog generation is not included in the time.

CASA logs for stage 8