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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.461 5.32/6.12 5.703 ± 0.472
ea02 1342 1342/1342 1342 ± 0 5.937 5.595/6.68 6.123 ± 0.598
ea04 1342 1342/1342 1342 ± 0.000004329 5.502 5.087/6.121 5.609 ± 0.5476
ea05 1342 1342/1342 1342 ± 0 5.932 5.426/6.49 5.952 ± 0.5936
ea06 1342 1342/1342 1342 ± 0 5.029 4.608/5.356 4.996 ± 0.4087
ea07 1342 1342/1342 1342 ± 0.000007587 5.708 5.466/6.235 5.905 ± 0.5526
ea08 1342 1342/1342 1342 ± 0 5.896 5.66/6.779 6.184 ± 0.6193
ea09 1342 1342/1342 1342 ± 0 5.874 5.324/6.582 5.919 ± 0.6117
ea10 1342 1342/1342 1342 ± 0.00001977 5.646 5.163/6.342 5.761 ± 0.5629
ea11 1342 1342/1342 1342 ± 0 5.966 5.262/6.337 5.909 ± 0.5995
ea12 1342 1342/1342 1342 ± 0 5.984 5.405/6.49 6.041 ± 0.6359
ea13 1342 1342/1342 1342 ± 0 6.16 5.772/6.392 6.184 ± 0.4769
ea14 1342 1342/1342 1342 ± 0.000005542 5.68 5.309/6.467 5.841 ± 0.6575
ea15 1342 1342/1342 1342 ± 0 5.738 5.082/6.222 5.727 ± 0.6943
ea16 1342 1342/1342 1342 ± 0.0000113 6.083 5.764/6.857 6.277 ± 0.6663
ea17 1342 1342/1342 1342 ± 0 5.992 5.636/6.546 6.122 ± 0.565
ea18 1342 1342/1342 1342 ± 0 5.192 4.822/5.663 5.241 ± 0.509
ea19 1342 1342/1342 1342 ± 0 6.114 5.601/6.746 6.152 ± 0.6173
ea20 1342 1342/1342 1342 ± 0 6.367 5.734/6.743 6.284 ± 0.6319
ea21 1342 1342/1342 1342 ± 0.000004432 5.609 5.439/6.309 5.837 ± 0.5639
ea22 1342 1342/1342 1342 ± 0 5.669 5.341/6.51 5.902 ± 0.6071
ea23 1342 1342/1342 1342 ± 0 5.741 5.508/6.593 6.054 ± 0.6568
ea25 1342 1342/1342 1342 ± 0 5.798 5.305/6.193 5.802 ± 0.5698
ea26 1342 1342/1342 1342 ± 0 6.116 5.65/6.804 6.219 ± 0.5945
ea27 1342 1342/1342 1342 ± 0.00003766 5.57 5.377/6.351 5.829 ± 0.5534
ea28 1342 1342/1342 1342 ± 0.000001109 5.61 5.453/6.502 5.937 ± 0.608
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 ± 0.00002362 5.41 5.212/5.595 5.376 ± 0.2601
4 1342 1342/1342 1342 ± 0.00002393 5.271 5.174/5.501 5.261 ± 0.3699
5 1342 1342/1342 1342 ± 0.00002362 5.457 5.194/5.602 5.416 ± 0.3327
6 1342 1342/1342 1342 ± 0.00002362 5.312 5.108/5.517 5.301 ± 0.2988
7 1342 1342/1342 1342 ± 0.00002362 5.446 5.245/5.566 5.395 ± 0.2759
8 1342 1342/1342 1342 ± 0.00002362 5.437 5.188/5.571 5.361 ± 0.2978
9 1342 1342/1342 1342 ± 0.00002362 5.673 5.529/5.883 5.636 ± 0.3373
10 1342 1342/1342 1342 ± 0.00002362 6.117 5.971/6.258 6.057 ± 0.3178
11 1342 1342/1342 1342 ± 0.00002362 6.348 6.149/6.423 6.278 ± 0.3333
12 1342 1342/1342 1342 ± 0.00002362 6.482 6.293/6.633 6.427 ± 0.3519
13 1342 1342/1342 1342 ± 0.00002362 6.915 6.753/7.061 6.854 ± 0.3751
14 1342 1342/1342 1342 ± 0.00002362 7.013 6.849/7.23 6.972 ± 0.4106
15 1342 1342/1342 1342 ± 0.00002363 6.556 6.331/6.771 6.498 ± 0.3777
16 1342 1342/1342 1342 ± 0.00003453 5.789 5.613/6.086 5.839 ± 0.3271
17 1342 1342/1342 1342 ± 0.0000325 5.842 5.672/6.115 5.878 ± 0.3239
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
statwtmode
VLASS-SE
Start time
2024-05-17 04:49:59.303
End
2024-05-17 05:59:59.591
Duration
1:10:00.288
Note, WebLog generation is not included in the time.

CASA logs for stage 8