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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.448 5.288/6.199 5.727 ± 0.6281
ea02 1342 1342/1342 1342 ± 0.00004295 6.045 5.507/6.725 6.089 ± 0.8014
ea04 1342 1342/1342 1342 ± 0.00002191 5.272 5.111/6.047 5.552 ± 0.6065
ea05 1342 1342/1342 1342 ± 0.000008603 5.615 5.312/6.509 5.901 ± 0.6738
ea06 1342 1342/1342 1342 ± 0 4.904 4.56/5.328 4.963 ± 0.4331
ea07 1342 1342/1342 1342 ± 0.00003847 5.936 5.398/6.341 6.034 ± 0.7243
ea08 1342 1342/1342 1342 ± 0.00004273 6.123 5.636/6.936 6.241 ± 0.8323
ea09 1342 1342/1342 1342 ± 0.000005476 5.627 5.212/6.561 5.794 ± 0.7754
ea10 1342 1342/1342 1342 ± 0.00004206 5.71 5.191/6.84 6.022 ± 0.8436
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.676 5.375/6.588 5.946 ± 0.7902
ea13 1342 1342/1342 1342 ± 0 6.067 5.842/6.553 6.225 ± 0.6561
ea14 1342 1342/1342 1342 ± 0.00001198 5.598 5.418/6.517 5.935 ± 0.7081
ea15 1342 1342/1342 1342 ± 0 5.572 5.088/6.498 5.792 ± 0.879
ea16 1342 1342/1342 1342 ± 0.00001628 6.115 5.696/6.909 6.355 ± 0.7862
ea17 1342 1342/1342 1342 ± 0.00004279 5.968 5.63/7.113 6.173 ± 0.7834
ea18 1342 1342/1342 1342 ± 0.000003739 4.936 4.535/5.669 5.085 ± 0.587
ea19 1342 1342/1342 1342 ± 0 5.884 5.693/6.879 6.27 ± 0.6941
ea20 1342 1342/1342 1342 ± 0 5.922 5.802/6.944 6.196 ± 0.7965
ea21 1342 1342/1342 1342 ± 0.00001325 5.607 5.383/6.479 5.914 ± 0.6555
ea22 1342 1342/1342 1342 ± 0.00002948 5.402 5.039/6.292 5.593 ± 0.7898
ea23 1342 1342/1342 1342 ± 0.00002996 5.671 5.385/6.734 6.092 ± 0.8151
ea25 1342 1342/1342 1342 ± 0.00002799 5.62 5.388/6.506 5.812 ± 0.7883
ea26 1342 1342/1342 1342 ± 0 5.963 5.645/7.106 6.27 ± 0.7953
ea27 1342 1342/1342 1342 ± 0.00004272 5.614 5.271/6.589 5.876 ± 0.7097
ea28 1342 1342/1342 1342 ± 0.00004209 5.808 5.56/6.711 6.058 ± 0.7643
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 ± 0.00002418 5.569 5.35/5.771 5.53 ± 0.2917
4 1342 1342/1342 1342 ± 0.00003274 5.017 4.86/5.425 5.057 ± 0.3807
5 1342 1342/1342 1342 ± 0.00002418 5.578 5.313/5.72 5.549 ± 0.3281
6 1342 1342/1342 1342 ± 0.00002764 5.279 5.085/5.418 5.265 ± 0.3245
7 1342 1342/1342 1342 ± 0.00002418 5.511 5.395/5.693 5.498 ± 0.2916
8 1342 1342/1342 1342 ± 0.00002418 5.525 5.288/5.665 5.454 ± 0.3175
9 1342 1342/1342 1342 ± 0.00002418 5.739 5.604/6.025 5.722 ± 0.3589
10 1342 1342/1342 1342 ± 0.00002418 6.214 6.058/6.346 6.144 ± 0.3539
11 1342 1342/1342 1342 ± 0.00002418 6.5 6.286/6.59 6.379 ± 0.3666
12 1342 1342/1342 1342 ± 0.00002418 6.587 6.459/6.749 6.483 ± 0.5228
13 1342 1342/1342 1342 ± 0.00002418 7.068 6.992/7.268 7.02 ± 0.4235
14 1342 1342/1342 1342 ± 0.00002418 7.27 6.96/7.453 7.172 ± 0.4785
15 1342 1342/1342 1342 ± 0.00002418 6.95 6.743/7.183 6.844 ± 0.5181
16 1342 1342/1342 1342 ± 0.00005988 5.008 4.765/5.227 4.994 ± 0.3766
17 1342 1342/1342 1342 ± 0.00005888 5.08 4.869/5.276 5.065 ± 0.3279
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
Start time
2024-11-19 13:41:46.620
End
2024-11-19 14:42:09.812
Duration
1:00:23.192
Note, WebLog generation is not included in the time.

CASA logs for stage 8