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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.707 5.37/6.161 5.814 ± 0.5531
ea02 1342 1342/1342 1342 ± 0 5.908 5.563/6.696 6.115 ± 0.6933
ea03 1342 1342/1342 1342 ± 0 5.475 4.931/6.052 5.528 ± 0.6326
ea04 1342 1342/1342 1342 ± 0 5.45 5.158/6.059 5.625 ± 0.55
ea05 1342 1342/1342 1342 ± 0 5.705 5.244/6.209 5.781 ± 0.6059
ea06 1342 1342/1342 1342 ± 0 5.193 4.967/5.662 5.3 ± 0.4149
ea07 1342 1342/1342 1342 ± 0 5.957 5.448/6.18 5.955 ± 0.5654
ea08 1342 1342/1342 1342 ± 0.000001208 5.905 5.752/6.827 6.251 ± 0.6996
ea09 1342 1342/1342 1342 ± 0 5.877 5.328/6.441 5.925 ± 0.6452
ea10 1342 1342/1342 1342 ± 0 5.909 5.319/6.599 5.949 ± 0.6663
ea11 1342 1342/1342 1342 ± 0 6.041 5.438/6.533 6.072 ± 0.6687
ea12 1342 1342/1342 1342 ± 0 5.838 5.404/6.348 5.951 ± 0.6033
ea13 1342 1342/1342 1342 ± 0 6.35 6.041/6.594 6.412 ± 0.4864
ea15 1342 1342/1342 1342 ± 0 5.737 5.378/6.424 5.962 ± 0.6766
ea16 1342 1342/1342 1342 ± 0 5.991 5.582/6.7 6.167 ± 0.7396
ea17 1342 1342/1342 1342 ± 0.000001208 6.262 5.931/6.829 6.403 ± 0.6975
ea18 1342 1342/1342 1342 ± 0 5.043 4.71/5.489 5.131 ± 0.5167
ea19 1342 1342/1342 1342 ± 0 5.722 5.294/6.391 5.905 ± 0.6458
ea20 1342 1342/1342 1342 ± 0 5.937 5.566/6.61 6.066 ± 0.6015
ea21 1342 1342/1342 1342 ± 0 5.666 5.306/6.198 5.786 ± 0.5795
ea22 1342 1342/1342 1342 ± 0 5.727 5.361/6.514 5.935 ± 0.6836
ea23 1342 1342/1342 1342 ± 0 5.956 5.362/6.358 6.021 ± 0.6811
ea24 1342 1342/1342 1342 ± 0 5.821 5.548/6.725 6.036 ± 0.6465
ea25 1342 1342/1342 1342 ± 0.000002092 5.518 5.362/6.242 5.793 ± 0.5715
ea26 1342 1342/1342 1342 ± 0 6.314 5.88/6.922 6.426 ± 0.7131
ea27 1342 1342/1342 1342 ± 0.00002851 5.562 5.334/6.398 5.797 ± 0.5952
ea28 1342 1342/1342 1342 ± 0.00002221 5.526 5.311/6.299 5.774 ± 0.647
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 ± 0.00002305 5.407 5.27/5.687 5.426 ± 0.3072
3 1342 1342/1342 1342 ± 0.00002307 5.229 4.989/5.418 5.198 ± 0.3046
4 1342 1342/1342 1342 ± 0.00002439 5.278 5.141/5.461 5.313 ± 0.3669
5 1342 1342/1342 1342 ± 0.00002305 5.308 5.151/5.53 5.36 ± 0.3441
6 1342 1342/1342 1342 ± 0.00002348 5.363 5.247/5.536 5.364 ± 0.3185
7 1342 1342/1342 1342 ± 0.00002305 5.41 5.293/5.584 5.418 ± 0.2902
8 1342 1342/1342 1342 ± 0.00002305 5.328 5.173/5.557 5.359 ± 0.3076
9 1342 1342/1342 1342 ± 0.00002305 5.615 5.477/5.882 5.652 ± 0.3354
10 1342 1342/1342 1342 ± 0.00002305 6.083 5.936/6.326 6.087 ± 0.3382
11 1342 1342/1342 1342 ± 0.00002305 6.357 6.135/6.564 6.31 ± 0.3343
12 1342 1342/1342 1342 ± 0.00002305 6.524 6.241/6.677 6.459 ± 0.3758
13 1342 1342/1342 1342 ± 0.00002305 6.918 6.745/7.059 6.893 ± 0.3685
14 1342 1342/1342 1342 ± 0.00002305 7.1 6.865/7.329 7.078 ± 0.4088
15 1342 1342/1342 1342 ± 0.00002305 6.705 6.507/6.937 6.694 ± 0.4001
16 1342 1342/1342 1342 ± 0.00002799 6.026 5.75/6.269 6.011 ± 0.3563
17 1342 1342/1342 1342 ± 0.00003181 6.025 5.808/6.265 6.011 ± 0.3298
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
output_dir
 
Start time
2024-12-18 08:03:49.114
End
2024-12-18 08:58:05.379
Duration
0:54:16.265
Note, WebLog generation is not included in the time.

CASA logs for stage 8