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 5.462 5.354/6.118 5.717 ± 0.4796
ea02 1342 1342/1342 1342 ± 0.0000043 5.889 5.561/6.672 6.113 ± 0.5983
ea04 1342 1342/1342 1342 ± 0 5.531 5.091/6.17 5.641 ± 0.5652
ea05 1342 1342/1342 1342 ± 0 5.895 5.407/6.48 5.936 ± 0.5957
ea06 1342 1342/1342 1342 ± 0 4.969 4.55/5.288 4.93 ± 0.4034
ea07 1342 1342/1342 1342 ± 0.000005433 5.706 5.421/6.236 5.903 ± 0.5673
ea08 1342 1342/1342 1342 ± 0 5.897 5.602/6.768 6.209 ± 0.6227
ea09 1342 1342/1342 1342 ± 0 5.867 5.319/6.585 5.925 ± 0.61
ea10 1342 1342/1342 1342 ± 0.00001319 5.631 5.179/6.323 5.755 ± 0.5685
ea11 1342 1342/1342 1342 ± 0 6.018 5.197/6.333 5.891 ± 0.6242
ea12 1342 1342/1342 1342 ± 0 5.987 5.366/6.488 6.027 ± 0.6502
ea13 1342 1342/1342 1342 ± 0 6.218 5.731/6.352 6.155 ± 0.4753
ea14 1342 1342/1342 1342 ± 0.000004302 5.679 5.328/6.479 5.849 ± 0.6689
ea15 1342 1342/1342 1342 ± 0 5.733 5.083/6.24 5.742 ± 0.6859
ea16 1342 1342/1342 1342 ± 0.00001097 6.05 5.705/6.854 6.247 ± 0.6803
ea17 1342 1342/1342 1342 ± 0 6.015 5.585/6.576 6.118 ± 0.5863
ea18 1342 1342/1342 1342 ± 0 5.207 4.812/5.693 5.26 ± 0.5147
ea19 1342 1342/1342 1342 ± 0 6.097 5.593/6.759 6.153 ± 0.6196
ea20 1342 1342/1342 1342 ± 0 6.35 5.735/6.853 6.286 ± 0.6405
ea21 1342 1342/1342 1342 ± 0.000006373 5.558 5.407/6.344 5.816 ± 0.5746
ea22 1342 1342/1342 1342 ± 0 5.725 5.315/6.462 5.877 ± 0.6057
ea23 1342 1342/1342 1342 ± 0.000001121 5.633 5.471/6.607 6.036 ± 0.6781
ea25 1342 1342/1342 1342 ± 0 5.826 5.268/6.216 5.798 ± 0.5783
ea26 1342 1342/1342 1342 ± 0 6.04 5.611/6.722 6.169 ± 0.5816
ea27 1342 1342/1342 1342 ± 0.00003635 5.576 5.374/6.403 5.832 ± 0.5648
ea28 1342 1342/1342 1342 ± 0 5.628 5.431/6.488 5.94 ± 0.6163
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 ± 0.00002364 5.408 5.228/5.605 5.39 ± 0.2643
4 1342 1342/1342 1342 ± 0.00002427 5.241 5.139/5.421 5.225 ± 0.3389
5 1342 1342/1342 1342 ± 0.00002364 5.398 5.173/5.546 5.382 ± 0.3276
6 1342 1342/1342 1342 ± 0.00002364 5.312 5.09/5.475 5.287 ± 0.3014
7 1342 1342/1342 1342 ± 0.00002364 5.429 5.243/5.581 5.38 ± 0.2766
8 1342 1342/1342 1342 ± 0.00002364 5.422 5.171/5.557 5.342 ± 0.2998
9 1342 1342/1342 1342 ± 0.00002364 5.668 5.514/5.872 5.624 ± 0.3361
10 1342 1342/1342 1342 ± 0.00002364 6.112 5.986/6.251 6.053 ± 0.3153
11 1342 1342/1342 1342 ± 0.00002364 6.342 6.15/6.411 6.266 ± 0.3348
12 1342 1342/1342 1342 ± 0.00002364 6.485 6.303/6.623 6.419 ± 0.3533
13 1342 1342/1342 1342 ± 0.00002364 6.919 6.717/7.042 6.838 ± 0.3822
14 1342 1342/1342 1342 ± 0.00002364 7.031 6.839/7.244 6.978 ± 0.4125
15 1342 1342/1342 1342 ± 0.00002364 6.58 6.374/6.825 6.527 ± 0.3874
16 1342 1342/1342 1342 ± 0.00003357 5.814 5.605/6.091 5.854 ± 0.3422
17 1342 1342/1342 1342 ± 0.00003062 5.864 5.626/6.115 5.863 ± 0.3362
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-17 07:01:38.471
End
2024-05-17 08:11:16.078
Duration
1:09:37.607
Note, WebLog generation is not included in the time.

CASA logs for stage 8