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 5.524 5.239/5.98 5.654 ± 0.5425
ea02 1342 1342/1342 1342 ± 0.000005426 5.66 5.351/6.456 5.919 ± 0.6689
ea04 1342 1342/1342 1342 ± 0 5.437 5.091/6.029 5.608 ± 0.5794
ea05 1342 1342/1342 1342 ± 0.000001451 5.689 5.221/6.151 5.742 ± 0.5941
ea06 1342 1342/1342 1342 ± 0 4.991 4.782/5.37 5.069 ± 0.3713
ea07 1342 1342/1342 1342 ± 0.000006702 6.112 5.403/6.254 6.008 ± 0.6001
ea08 1342 1342/1342 1342 ± 0.00000665 5.738 5.495/6.597 6.06 ± 0.6865
ea09 1342 1342/1342 1342 ± 0.000003843 5.646 5.155/6.215 5.711 ± 0.6195
ea10 1342 1342/1342 1342 ± 0.000006525 5.998 5.292/6.621 5.955 ± 0.6808
ea11 1342 1342/1342 1342 ± 0.000006859 5.806 5.123/6.35 5.834 ± 0.6724
ea12 1342 1342/1342 1342 ± 0 5.952 5.324/6.449 5.995 ± 0.6848
ea13 1342 1342/1342 1342 ± 0 6.214 5.751/6.34 6.15 ± 0.5106
ea14 1342 1342/1342 1342 ± 0.00000561 5.92 5.227/6.399 5.871 ± 0.6887
ea15 1342 1342/1342 1342 ± 0 5.562 5.082/6.223 5.728 ± 0.7001
ea16 1342 1342/1342 1342 ± 0.000004357 6.035 5.622/6.727 6.228 ± 0.7295
ea17 1342 1342/1342 1342 ± 0.000006958 5.895 5.523/6.471 6.064 ± 0.6352
ea18 1342 1342/1342 1342 ± 0.000006694 5.118 4.704/5.585 5.152 ± 0.5235
ea19 1342 1342/1342 1342 ± 0 5.949 5.508/6.686 6.153 ± 0.6825
ea20 1342 1342/1342 1342 ± 0.000004238 6.28 5.676/6.902 6.247 ± 0.6498
ea21 1342 1342/1342 1342 ± 0 5.66 5.303/6.182 5.795 ± 0.5665
ea22 1342 1342/1342 1342 ± 0 5.425 5.178/6.293 5.709 ± 0.6512
ea23 1342 1342/1342 1342 ± 0.000006525 6.154 5.439/6.528 6.097 ± 0.7017
ea25 1342 1342/1342 1342 ± 0.000007002 5.468 5.227/6.179 5.702 ± 0.5879
ea26 1342 1342/1342 1342 ± 0 6.053 5.574/6.893 6.17 ± 0.6577
ea27 1342 1342/1342 1342 ± 0.00001388 5.589 5.289/6.409 5.762 ± 0.593
ea28 1342 1342/1342 1342 ± 0.00002024 5.63 5.359/6.387 5.867 ± 0.6579
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 5.345 5.198/5.611 5.368 ± 0.2473
3 1342 1342/1342 1342 ± 0.00003043 5.204 5.035/5.446 5.225 ± 0.2492
4 1342 1342/1342 1342 ± 0.00002951 5.21 5.004/5.352 5.152 ± 0.2971
5 1342 1342/1342 1342 ± 0.0000235 5.327 5.081/5.488 5.312 ± 0.3102
6 1342 1342/1342 1342 ± 0.0000235 5.245 5.046/5.437 5.234 ± 0.2792
7 1342 1342/1342 1342 ± 0.0000235 5.322 5.149/5.489 5.306 ± 0.2553
8 1342 1342/1342 1342 ± 0.0000235 5.317 5.085/5.447 5.266 ± 0.273
9 1342 1342/1342 1342 ± 0.0000235 5.593 5.386/5.81 5.546 ± 0.3154
10 1342 1342/1342 1342 ± 0.0000235 6.017 5.843/6.174 5.991 ± 0.304
11 1342 1342/1342 1342 ± 0.0000235 6.278 6.112/6.394 6.209 ± 0.318
12 1342 1342/1342 1342 ± 0.0000235 6.401 6.217/6.582 6.372 ± 0.3468
13 1342 1342/1342 1342 ± 0.0000235 6.805 6.732/7.085 6.817 ± 0.3714
14 1342 1342/1342 1342 ± 0.0000235 7.072 6.841/7.258 7.01 ± 0.407
15 1342 1342/1342 1342 ± 0.0000235 6.727 6.504/6.932 6.657 ± 0.4084
16 1342 1342/1342 1342 ± 0.00002738 5.987 5.675/6.226 5.963 ± 0.4055
17 1342 1342/1342 1342 ± 0.00002547 6.026 5.658/6.256 5.961 ± 0.3832
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
Start time
2024-12-13 03:38:51.849
End
2024-12-13 04:10:51.206
Duration
0:31:59.357
Note, WebLog generation is not included in the time.

CASA logs for stage 8