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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.606 5.129/6.206 5.578 ± 0.7915
ea02 1342 1342/1342 1342 ± 0.00004708 5.845 5.256/6.703 5.876 ± 0.9427
ea04 1342 1342/1342 1342 ± 0.00001581 5.385 4.977/6.111 5.48 ± 0.7654
ea05 1342 1342/1342 1342 ± 0.00002987 5.961 5.115/6.428 5.777 ± 0.8213
ea06 1342 1342/1342 1342 ± 0.00002329 5.041 4.42/5.336 4.849 ± 0.569
ea07 1342 1342/1342 1342 ± 0.00004261 5.958 5.293/6.422 5.876 ± 0.9353
ea08 1342 1342/1342 1342 ± 0.00004305 5.829 5.441/6.856 6.039 ± 1.033
ea09 1342 1342/1342 1342 ± 0.00002022 5.756 5.073/6.589 5.711 ± 0.8907
ea10 1342 1342/1342 1342 ± 0.00003032 5.77 5.354/6.872 6.032 ± 0.8546
ea11 1342 1342/1342 1342 ± 0.00004234 5.482 5.138/6.606 5.778 ± 0.9696
ea12 1342 1342/1342 1342 ± 0.00003282 5.819 5.313/6.65 5.843 ± 0.9753
ea13 1342 1342/1342 1342 ± 0.00001153 6.174 5.478/6.447 6.001 ± 0.7806
ea14 1342 1342/1342 1342 ± 0.00004201 5.657 5.227/6.552 5.826 ± 0.8804
ea15 1342 1342/1342 1342 ± 0.00001702 5.31 5.012/6.287 5.572 ± 0.8724
ea16 1342 1342/1342 1342 ± 0.00004009 6.081 5.613/6.975 6.17 ± 0.989
ea17 1342 1342/1342 1342 ± 0.00004298 5.737 5.371/7.081 5.955 ± 1.016
ea18 1342 1342/1342 1342 ± 0.00004097 5.182 4.722/5.79 5.169 ± 0.6917
ea19 1342 1342/1342 1342 ± 0.00001628 6.095 5.562/6.848 6.166 ± 0.8922
ea20 1342 1342/1342 1342 ± 0.00003897 6.123 5.509/7.061 6.102 ± 1.051
ea21 1342 1342/1342 1342 ± 0.00003937 5.725 5.375/6.505 5.809 ± 0.8412
ea22 1342 1342/1342 1342 ± 0.00003698 5.228 4.965/6.427 5.556 ± 0.8526
ea23 1342 1342/1342 1342 ± 0.00004273 5.79 5.467/6.781 5.957 ± 0.9967
ea25 1342 1342/1342 1342 ± 0.00004214 5.53 5.203/6.427 5.654 ± 0.8699
ea26 1342 1342/1342 1342 ± 0.00002509 5.989 5.668/6.952 6.13 ± 0.9402
ea27 1342 1342/1342 1342 ± 0.00004183 5.621 5.103/6.663 5.719 ± 0.9028
ea28 1342 1342/1342 1342 ± 0.0000434 5.895 5.182/6.642 5.818 ± 0.9842
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 ± 0.00002358 5.736 5.531/6.02 5.741 ± 0.3369
5 1342 1342/1342 1342 ± 0.00002707 5.562 5.123/5.712 5.476 ± 0.3686
6 1342 1342/1342 1342 ± 0.00002358 5.283 5.093/5.394 5.234 ± 0.282
7 1342 1342/1342 1342 ± 0.00002358 5.304 5.148/5.467 5.288 ± 0.2786
8 1342 1342/1342 1342 ± 0.00002358 5.332 5.118/5.445 5.293 ± 0.3068
9 1342 1342/1342 1342 ± 0.00002358 5.51 5.307/5.785 5.506 ± 0.3667
10 1342 1342/1342 1342 ± 0.00002358 6.121 5.945/6.324 6.071 ± 0.3365
11 1342 1342/1342 1342 ± 0.00002358 6.462 6.267/6.522 6.363 ± 0.349
12 1342 1342/1342 1342 ± 0.00002358 6.611 6.426/6.781 6.565 ± 0.3838
13 1342 1342/1342 1342 ± 0.00002358 7.022 6.827/7.161 6.978 ± 0.4281
14 1342 1342/1342 1342 ± 0.00002358 7.185 6.936/7.383 7.106 ± 0.4772
15 1342 1342/1342 1342 ± 0.00002417 6.765 6.551/7.032 6.715 ± 0.4756
16 1342 1342/1342 1342 ± 0.00005598 4.216 4.085/4.365 4.225 ± 0.201
17 1342 1342/1342 1342 ± 0.00005668 4.271 4.132/4.436 4.299 ± 0.2403
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 19:09:27.130
End
2024-11-02 20:04:34.479
Duration
0:55:07.350
Note, WebLog generation is not included in the time.

CASA logs for stage 8