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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.194 5.163/5.972 5.496 ± 0.5085
ea02 1342 1342/1342 1342 ± 0.00004728 5.503 5.194/6.527 5.757 ± 0.742
ea04 1342 1342/1342 1342 ± 0.00001394 5.237 4.902/5.952 5.351 ± 0.5988
ea05 1342 1342/1342 1342 ± 0 5.251 4.957/6.154 5.507 ± 0.6256
ea06 1342 1342/1342 1342 ± 0.00001565 4.693 4.574/5.367 4.882 ± 0.5261
ea07 1342 1342/1342 1342 ± 0.00001508 5.391 5.075/5.805 5.51 ± 0.5215
ea08 1342 1342/1342 1342 ± 0.00003977 5.556 5.302/6.501 5.792 ± 0.6928
ea09 1342 1342/1342 1342 ± 0.00003059 5.303 4.973/6.298 5.516 ± 0.6572
ea10 1342 1342/1342 1342 ± 0.00004047 5.062 4.858/6.101 5.375 ± 0.6037
ea11 1342 1342/1342 1342 ± 0.00003123 5.389 4.994/6.314 5.664 ± 0.6888
ea12 1342 1342/1342 1342 ± 0.00001991 5.358 5.167/6.376 5.626 ± 0.7331
ea13 1342 1342/1342 1342 ± 0.00001222 5.723 5.657/6.314 5.929 ± 0.6291
ea14 1342 1342/1342 1342 ± 0.000002083 5.418 5.167/6.365 5.684 ± 0.642
ea15 1342 1342/1342 1342 ± 0.00001212 4.989 4.891/5.979 5.397 ± 0.6664
ea16 1342 1342/1342 1342 ± 0 5.552 5.365/6.569 5.875 ± 0.7133
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00001253 4.887 4.588/5.609 4.992 ± 0.5302
ea19 1342 1342/1342 1342 ± 0.00000118 5.425 5.242/6.448 5.719 ± 0.6566
ea20 1342 1342/1342 1342 ± 0.00001999 5.783 5.443/6.749 5.963 ± 0.7976
ea21 1342 1342/1342 1342 ± 0 5.179 5.02/6.099 5.473 ± 0.6029
ea22 1342 1342/1342 1342 ± 0.00003588 5.388 5.119/6.387 5.641 ± 0.6887
ea23 1342 1342/1342 1342 ± 0.000001203 5.42 5.125/6.375 5.732 ± 0.6903
ea25 1342 1342/1342 1342 ± 0.00003808 5.146 5.041/5.996 5.466 ± 0.5649
ea26 1342 1342/1342 1342 ± 0.00001984 5.522 5.256/6.616 5.822 ± 0.7362
ea27 1342 1342/1342 1342 ± 0.00004133 5.238 4.957/6.146 5.456 ± 0.5914
ea28 1342 1342/1342 1342 ± 0.0000404 5.538 5.243/6.38 5.734 ± 0.652
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 ± 0.00002423 5.215 5.029/5.397 5.234 ± 0.2798
3 1342 1342/1342 1342 ± 0.00002445 5.221 5.025/5.304 5.164 ± 0.2541
4 1342 1342/1342 1342 ± 0.00003107 4.922 4.732/5.028 4.843 ± 0.3382
5 1342 1342/1342 1342 ± 0.00002423 5.072 4.979/5.247 5.112 ± 0.2859
6 1342 1342/1342 1342 ± 0.00002423 5.186 5.026/5.399 5.182 ± 0.2719
7 1342 1342/1342 1342 ± 0.00002423 5.185 5.022/5.304 5.178 ± 0.2551
8 1342 1342/1342 1342 ± 0.00002423 5.174 4.929/5.339 5.143 ± 0.2633
9 1342 1342/1342 1342 ± 0.00002423 5.452 5.271/5.711 5.433 ± 0.2974
10 1342 1342/1342 1342 ± 0.00002423 5.875 5.716/6.02 5.844 ± 0.2861
11 1342 1342/1342 1342 ± 0.00002423 6.162 5.938/6.309 6.092 ± 0.3104
12 1342 1342/1342 1342 ± 0.00002423 6.309 5.997/6.39 6.234 ± 0.3116
13 1342 1342/1342 1342 ± 0.00002434 6.636 6.378/6.775 6.58 ± 0.3402
14 1342 1342/1342 1342 ± 0.0000268 6.66 6.449/6.919 6.65 ± 0.3586
15 1342 1342/1342 1342 ± 0.00002423 6.456 6.202/6.735 6.432 ± 0.392
16 1342 1342/1342 1342 ± 0.00005955 4.811 4.649/5.002 4.798 ± 0.272
17 1342 1342/1342 1342 ± 0.00005893 4.824 4.662/4.963 4.82 ± 0.2564
overwrite_modelcol
False
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-16 06:40:59.386
End
2024-11-16 07:31:02.531
Duration
0:50:03.145
Note, WebLog generation is not included in the time.

CASA logs for stage 8