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

Statwt Summary Plot

VLASS2.1.sb38608477.eb38643773.59104.940213009264_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 5.523 5.224/5.953 5.637 ± 0.5435
ea02 1342 1342/1342 1342 ± 0 5.456 5.163/6.201 5.707 ± 0.6283
ea04 1342 1342/1342 1342 ± 0 5.247 4.864/5.999 5.439 ± 0.6127
ea05 1342 1342/1342 1342 ± 0 5.669 4.99/6.133 5.561 ± 0.5974
ea06 1342 1342/1342 1342 ± 0 4.936 4.675/5.299 5.001 ± 0.4026
ea07 1342 1342/1342 1342 ± 0 5.896 5.333/6.155 5.883 ± 0.615
ea08 1342 1342/1342 1342 ± 0 5.728 5.461/6.545 6.021 ± 0.6924
ea09 1342 1342/1342 1342 ± 0 5.296 4.785/5.833 5.341 ± 0.6262
ea10 1342 1342/1342 1342 ± 0 5.896 5.228/6.583 5.9 ± 0.7092
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.701 5.203/6.388 5.889 ± 0.6809
ea13 1342 1342/1342 1342 ± 0 5.416 4.984/5.782 5.472 ± 0.5866
ea14 1342 1342/1342 1342 ± 0 5.638 5.092/6.276 5.727 ± 0.7185
ea15 1342 1342/1342 1342 ± 0 5.351 4.919/6.098 5.553 ± 0.6886
ea16 1342 1342/1342 1342 ± 0 5.858 5.384/6.575 6.029 ± 0.773
ea17 1342 1342/1342 1342 ± 0.000001169 5.878 5.456/6.473 6.025 ± 0.6686
ea18 1342 1342/1342 1342 ± 0 4.92 4.652/5.48 5.074 ± 0.5483
ea19 1342 1342/1342 1342 ± 0 5.667 5.235/6.444 5.882 ± 0.6732
ea20 1342 1342/1342 1342 ± 0 6 5.615/6.69 6.186 ± 0.6694
ea21 1342 1342/1342 1342 ± 0 5.567 5.124/6.096 5.642 ± 0.6191
ea22 1342 1342/1342 1342 ± 0 5.118 4.829/5.937 5.346 ± 0.6374
ea23 1342 1342/1342 1342 ± 0 5.868 5.327/6.381 5.967 ± 0.7124
ea25 1342 1342/1342 1342 ± 0 5.676 5.271/6.183 5.798 ± 0.642
ea26 1342 1342/1342 1342 ± 0 5.469 5.081/6.083 5.604 ± 0.6697
ea27 1342 1342/1342 1342 ± 0 5.479 5.224/6.372 5.704 ± 0.6389
ea28 1342 1342/1342 1342 ± 0.000005476 5.728 5.421/6.441 5.922 ± 0.6751
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 ± 0.00002392 5.13 4.969/5.328 5.174 ± 0.2676
3 1342 1342/1342 1342 ± 0.00002392 5.042 4.841/5.276 5.051 ± 0.2985
4 1342 1342/1342 1342 ± 0.00002418 5.022 4.767/5.229 5.002 ± 0.3323
5 1342 1342/1342 1342 ± 0.00002392 5.154 4.837/5.326 5.106 ± 0.3083
6 1342 1342/1342 1342 ± 0.00002392 5.153 4.934/5.285 5.102 ± 0.2653
7 1342 1342/1342 1342 ± 0.00002392 5.187 4.942/5.307 5.145 ± 0.2487
8 1342 1342/1342 1342 ± 0.00002392 5.16 4.842/5.321 5.111 ± 0.2938
9 1342 1342/1342 1342 ± 0.00002392 5.43 5.177/5.716 5.4 ± 0.3383
10 1342 1342/1342 1342 ± 0.00002392 5.895 5.707/6.039 5.838 ± 0.3244
11 1342 1342/1342 1342 ± 0.00002392 6.09 5.87/6.254 6.066 ± 0.3397
12 1342 1342/1342 1342 ± 0.0000244 6.323 6.129/6.502 6.263 ± 0.3689
13 1342 1342/1342 1342 ± 0.00002392 6.684 6.402/6.997 6.685 ± 0.4024
14 1342 1342/1342 1342 ± 0.00002392 6.915 6.596/7.171 6.867 ± 0.4175
15 1342 1342/1342 1342 ± 0.00002392 6.597 6.384/6.771 6.525 ± 0.3861
16 1342 1342/1342 1342 ± 0.00002424 5.881 5.667/6.087 5.871 ± 0.3925
17 1342 1342/1342 1342 ± 0.00002399 5.845 5.638/6.201 5.895 ± 0.3776
vis
VLASS2.1.sb38608477.eb38643773.59104.940213009264_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-31 05:05:30.750
End
2024-12-31 06:02:37.920
Duration
0:57:07.170
Note, WebLog generation is not included in the time.

CASA logs for stage 8