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

Statwt Summary Plot

VLASS2.1.sb38609625.eb38648759.59107.988554826385_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 5.624 5.065/5.976 5.546 ± 0.5594
ea02 1342 1342/1342 1342 ± 0.000009214 5.525 5.268/6.42 5.821 ± 0.6524
ea04 1342 1342/1342 1342 ± 0 5.327 5.012/6.003 5.524 ± 0.5809
ea05 1342 1342/1342 1342 ± 0 5.7 5.232/6.152 5.733 ± 0.6248
ea06 1342 1342/1342 1342 ± 0 4.908 4.6/5.2 4.902 ± 0.3642
ea07 1342 1342/1342 1342 ± 0 5.291 5.185/5.488 5.328 ± 0.1996
ea08 1342 1342/1342 1342 ± 0 5.813 5.44/6.643 6.062 ± 0.7002
ea09 1342 1342/1342 1342 ± 0 5.453 5.063/6.14 5.59 ± 0.647
ea10 1342 1342/1342 1342 ± 0 5.822 5.199/6.473 5.815 ± 0.7014
ea11 1342 1342/1342 1342 ± 0 5.823 5.078/6.32 5.707 ± 0.757
ea12 1342 1342/1342 1342 ± 0 5.572 5.17/6.332 5.803 ± 0.6909
ea13 1342 1342/1342 1342 ± 0 5.841 5.591/6.272 5.983 ± 0.5081
ea14 1342 1342/1342 1342 ± 0 5.705 5.182/6.339 5.798 ± 0.6915
ea15 1342 1342/1342 1342 ± 0 5.757 5.233/6.323 5.856 ± 0.6727
ea16 1342 1342/1342 1342 ± 0 5.957 5.458/6.593 6.091 ± 0.7314
ea17 1342 1342/1342 1342 ± 0.000002069 5.86 5.252/6.683 5.944 ± 0.6673
ea18 1342 1342/1342 1342 ± 0 4.98 4.584/5.436 4.991 ± 0.5477
ea19 1342 1342/1342 1342 ± 0 6.069 5.426/6.627 6.107 ± 0.6465
ea20 1342 1342/1342 1342 ± 0 6.134 5.515/6.728 6.052 ± 0.6658
ea21 1342 1342/1342 1342 ± 0 5.657 5.269/6.189 5.766 ± 0.5891
ea22 1342 1342/1342 1342 ± 0 5.299 4.976/6.115 5.513 ± 0.6589
ea23 1342 1342/1342 1342 ± 0 6.029 5.274/6.468 5.979 ± 0.7047
ea25 1342 1342/1342 1342 ± 0 5.111 5.015/5.236 5.113 ± 0.1928
ea26 1342 1342/1342 1342 ± 0 5.802 5.423/6.529 5.981 ± 0.6993
ea27 1342 1342/1342 1342 ± 0.000001157 5.409 5.091/6.255 5.603 ± 0.6454
ea28 1342 1342/1342 1342 ± 0.000005038 5.609 5.322/6.369 5.81 ± 0.6982
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 5.206 5.069/5.407 5.213 ± 0.241
3 1342 1342/1342 1342 ± 0.0000235 5.057 4.784/5.266 5.021 ± 0.3236
4 1342 1342/1342 1342 ± 0.00002712 4.987 4.824/5.218 4.965 ± 0.3153
5 1342 1342/1342 1342 ± 0.0000235 5.181 4.945/5.311 5.154 ± 0.3028
6 1342 1342/1342 1342 ± 0.0000235 5.188 5.005/5.3 5.16 ± 0.2745
7 1342 1342/1342 1342 ± 0.0000235 5.243 5.091/5.413 5.228 ± 0.249
8 1342 1342/1342 1342 ± 0.0000235 5.272 5.048/5.388 5.208 ± 0.2771
9 1342 1342/1342 1342 ± 0.0000235 5.541 5.355/5.725 5.497 ± 0.3128
10 1342 1342/1342 1342 ± 0.00002442 5.932 5.774/6.09 5.904 ± 0.3252
11 1342 1342/1342 1342 ± 0.00002442 6.235 6.073/6.325 6.144 ± 0.3418
12 1342 1342/1342 1342 ± 0.00002442 6.345 6.189/6.518 6.257 ± 0.4578
13 1342 1342/1342 1342 ± 0.00002442 6.796 6.573/7.005 6.743 ± 0.3929
14 1342 1342/1342 1342 ± 0.00002442 7.006 6.738/7.211 6.903 ± 0.4215
15 1342 1342/1342 1342 ± 0.00002442 6.67 6.463/6.811 6.565 ± 0.4097
16 1342 1342/1342 1342 ± 0.00002467 5.949 5.604/6.279 5.912 ± 0.4
17 1342 1342/1342 1342 ± 0.00002453 5.871 5.638/6.222 5.89 ± 0.3869
overwrite_modelcol
False
vis
VLASS2.1.sb38609625.eb38648759.59107.988554826385_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 10:26:41.697
End
2024-12-31 11:25:50.697
Duration
0:59:09.000
Note, WebLog generation is not included in the time.

CASA logs for stage 8