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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.444 5.098/5.907 5.569 ± 0.5424
ea02 1342 1342/1342 1342 ± 0 5.591 5.222/6.339 5.815 ± 0.6668
ea04 1342 1342/1342 1342 ± 0.000004688 5.353 4.914/5.994 5.522 ± 0.6008
ea05 1342 1342/1342 1342 ± 0 5.567 5.106/6.09 5.663 ± 0.6069
ea06 1342 1342/1342 1342 ± 0 4.884 4.667/5.294 4.983 ± 0.3804
ea07 1342 1342/1342 1342 ± 0 5.999 5.325/6.185 5.894 ± 0.6006
ea08 1342 1342/1342 1342 ± 0 5.706 5.361/6.481 5.972 ± 0.674
ea09 1342 1342/1342 1342 ± 0 5.474 5.06/6.143 5.601 ± 0.6299
ea10 1342 1342/1342 1342 ± 0 5.837 5.143/6.512 5.823 ± 0.6858
ea11 1342 1342/1342 1342 ± 0 5.79 5.036/6.252 5.738 ± 0.6743
ea12 1342 1342/1342 1342 ± 0 5.839 5.176/6.348 5.877 ± 0.6912
ea13 1342 1342/1342 1342 ± 0 6.022 5.565/6.248 6.012 ± 0.5208
ea14 1342 1342/1342 1342 ± 0 5.807 5.091/6.283 5.748 ± 0.6897
ea15 1342 1342/1342 1342 ± 0 5.465 4.978/6.144 5.62 ± 0.7004
ea16 1342 1342/1342 1342 ± 0 5.943 5.47/6.621 6.098 ± 0.7416
ea17 1342 1342/1342 1342 ± 0.000001662 5.772 5.412/6.362 5.938 ± 0.6299
ea18 1342 1342/1342 1342 ± 0 5.053 4.609/5.512 5.075 ± 0.531
ea19 1342 1342/1342 1342 ± 0 5.829 5.396/6.581 6.036 ± 0.683
ea20 1342 1342/1342 1342 ± 0 6.174 5.549/6.79 6.117 ± 0.6569
ea21 1342 1342/1342 1342 ± 0 5.558 5.177/6.079 5.664 ± 0.5766
ea22 1342 1342/1342 1342 ± 0 5.35 5.065/6.182 5.61 ± 0.6597
ea23 1342 1342/1342 1342 ± 0 6.022 5.336/6.437 5.984 ± 0.7065
ea25 1342 1342/1342 1342 ± 0 5.426 5.098/6.093 5.597 ± 0.5843
ea26 1342 1342/1342 1342 ± 0 5.852 5.436/6.761 6.026 ± 0.6731
ea27 1342 1342/1342 1342 ± 0 5.454 5.142/6.329 5.654 ± 0.6024
ea28 1342 1342/1342 1342 ± 0.00002595 5.538 5.254/6.282 5.771 ± 0.6539
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 ± 0.0000235 5.217 5.063/5.449 5.223 ± 0.2378
3 1342 1342/1342 1342 ± 0.0000304 5.101 4.983/5.339 5.143 ± 0.2231
4 1342 1342/1342 1342 ± 0.0000237 5.069 4.892/5.249 5.059 ± 0.29
5 1342 1342/1342 1342 ± 0.0000235 5.172 4.933/5.321 5.165 ± 0.2933
6 1342 1342/1342 1342 ± 0.0000235 5.109 4.883/5.276 5.08 ± 0.2675
7 1342 1342/1342 1342 ± 0.0000235 5.194 5.058/5.36 5.188 ± 0.2403
8 1342 1342/1342 1342 ± 0.0000235 5.194 4.984/5.325 5.161 ± 0.2634
9 1342 1342/1342 1342 ± 0.0000235 5.435 5.292/5.71 5.446 ± 0.304
10 1342 1342/1342 1342 ± 0.0000235 5.901 5.795/6.08 5.889 ± 0.2915
11 1342 1342/1342 1342 ± 0.0000235 6.147 6.024/6.288 6.113 ± 0.3062
12 1342 1342/1342 1342 ± 0.0000235 6.302 6.112/6.466 6.272 ± 0.3345
13 1342 1342/1342 1342 ± 0.0000235 6.704 6.609/6.955 6.71 ± 0.3604
14 1342 1342/1342 1342 ± 0.0000235 6.95 6.744/7.121 6.897 ± 0.3933
15 1342 1342/1342 1342 ± 0.0000235 6.606 6.398/6.83 6.55 ± 0.3934
16 1342 1342/1342 1342 ± 0.00002527 5.889 5.518/6.131 5.876 ± 0.3767
17 1342 1342/1342 1342 ± 0.00002934 5.885 5.599/6.178 5.876 ± 0.3648
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-13 16:25:25.048
End
2024-12-13 17:21:57.683
Duration
0:56:32.635
Note, WebLog generation is not included in the time.

CASA logs for stage 8