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

Statwt Summary Plot

VLASS2.1.sb38538105.eb38585498.59082.21856813657_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 5.791 5.432/6.164 5.865 ± 0.5304
ea02 1342 1342/1342 1342 ± 0.00000675 6.206 5.539/6.616 6.189 ± 0.6441
ea04 1342 1342/1342 1342 ± 0.000008536 5.501 5.119/6.213 5.671 ± 0.6249
ea05 1342 1342/1342 1342 ± 0 6.027 5.492/6.534 6.032 ± 0.6248
ea06 1342 1342/1342 1342 ± 0.000001598 5.151 4.946/5.482 5.239 ± 0.4061
ea07 1342 1342/1342 1342 ± 0.00001236 5.958 5.689/6.26 6.088 ± 0.5956
ea08 1342 1342/1342 1342 ± 0.000006524 6.147 5.907/6.827 6.353 ± 0.6308
ea09 1342 1342/1342 1342 ± 0.000002682 5.879 5.306/6.537 5.976 ± 0.7081
ea10 1342 1342/1342 1342 ± 0.000008426 5.881 5.569/6.544 6.005 ± 0.6187
ea11 1342 1342/1342 1342 ± 0.000006043 6.08 5.612/6.44 6.097 ± 0.6419
ea12 1342 1342/1342 1342 ± 0.000004517 5.984 5.546/6.522 6.15 ± 0.6697
ea13 1342 1342/1342 1342 ± 0 6.375 5.836/6.638 6.337 ± 0.6019
ea14 1342 1342/1342 1342 ± 0.00000657 5.915 5.512/6.473 6.011 ± 0.6414
ea15 1342 1342/1342 1342 ± 0 6.086 5.261/6.382 5.997 ± 0.7222
ea16 1342 1342/1342 1342 ± 0.000003202 6.288 5.851/6.831 6.437 ± 0.7621
ea17 1342 1342/1342 1342 ± 0.000006555 6.087 5.718/6.521 6.264 ± 0.6575
ea18 1342 1342/1342 1342 ± 0.000003816 5.157 4.888/5.738 5.305 ± 0.5218
ea19 1342 1342/1342 1342 ± 0 6.351 5.709/6.872 6.388 ± 0.6764
ea20 1342 1342/1342 1342 ± 0.000003825 6.334 5.832/6.912 6.429 ± 0.7035
ea21 1342 1342/1342 1342 ± 0 5.736 5.525/6.418 6.01 ± 0.6158
ea22 1342 1342/1342 1342 ± 0.000004121 6.169 5.402/6.588 6.06 ± 0.6869
ea25 1342 1342/1342 1342 ± 0.000006043 5.761 5.412/6.126 5.858 ± 0.5989
ea26 1342 1342/1342 1342 ± 0.0000028 6.392 5.748/6.803 6.374 ± 0.6821
ea27 1342 1342/1342 1342 ± 0.00003899 5.743 5.509/6.441 5.929 ± 0.6249
ea28 1342 1342/1342 1342 ± 0.000008464 5.849 5.491/6.41 6.049 ± 0.6406
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 ± 0.00002404 5.55 5.356/5.723 5.523 ± 0.2369
4 1342 1342/1342 1342 ± 0.00003346 5.207 4.946/5.303 5.159 ± 0.3649
5 1342 1342/1342 1342 ± 0.00002404 5.523 5.278/5.694 5.495 ± 0.3186
6 1342 1342/1342 1342 ± 0.00002404 5.479 5.253/5.646 5.436 ± 0.2876
7 1342 1342/1342 1342 ± 0.00002404 5.498 5.345/5.682 5.473 ± 0.2526
8 1342 1342/1342 1342 ± 0.00002404 5.428 5.237/5.612 5.403 ± 0.2778
9 1342 1342/1342 1342 ± 0.00002404 5.727 5.602/5.937 5.698 ± 0.3262
10 1342 1342/1342 1342 ± 0.00002404 6.088 5.904/6.254 6.043 ± 0.3035
11 1342 1342/1342 1342 ± 0.00002404 6.407 6.252/6.478 6.325 ± 0.327
12 1342 1342/1342 1342 ± 0.00002404 6.523 6.292/6.628 6.475 ± 0.3516
13 1342 1342/1342 1342 ± 0.00002404 6.965 6.824/7.045 6.917 ± 0.3685
14 1342 1342/1342 1342 ± 0.00002404 7.544 7.337/7.755 7.485 ± 0.4624
15 1342 1342/1342 1342 ± 0.00003095 6.531 6.295/6.824 6.522 ± 0.4074
16 1342 1342/1342 1342 ± 0.00003206 6.077 5.839/6.416 6.109 ± 0.3649
17 1342 1342/1342 1342 ± 0.00003161 6.118 5.869/6.375 6.123 ± 0.3406
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38538105.eb38585498.59082.21856813657_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-13 00:18:05.148
End
2024-04-13 00:45:56.133
Duration
0:27:50.984
Note, WebLog generation is not included in the time.

CASA logs for stage 7