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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.483 5.321/6.342 5.694 ± 0.7657
ea02 1342 1342/1342 1342 ± 0.00004459 5.954 5.511/6.793 6.091 ± 0.9131
ea04 1342 1342/1342 1342 ± 0.00001593 5.358 5.004/5.835 5.399 ± 0.6298
ea05 1342 1342/1342 1342 ± 0 5.586 5.108/6.155 5.727 ± 0.6903
ea06 1342 1342/1342 1342 ± 0.00002005 4.795 4.436/5.22 4.84 ± 0.4628
ea07 1342 1342/1342 1342 ± 0.00004325 5.939 5.605/6.47 5.943 ± 0.8965
ea08 1342 1342/1342 1342 ± 0.0000438 6.017 5.685/7.031 6.252 ± 1
ea09 1342 1342/1342 1342 ± 0.00002576 5.756 5.371/6.393 5.799 ± 0.7291
ea10 1342 1342/1342 1342 ± 0.00004502 5.689 5.229/6.475 5.734 ± 0.8517
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002583 5.69 5.329/6.446 5.788 ± 0.7846
ea13 1342 1342/1342 1342 ± 0.00001689 5.903 5.511/6.413 6.067 ± 0.6742
ea14 1342 1342/1342 1342 ± 0.00001923 5.805 5.54/6.693 5.983 ± 0.8614
ea15 1342 1342/1342 1342 ± 0.00001188 5.163 5.005/5.999 5.473 ± 0.6928
ea16 1342 1342/1342 1342 ± 0.00001085 5.832 5.467/6.686 6.026 ± 0.8426
ea17 1342 1342/1342 1342 ± 0.00004402 6.035 5.625/7.168 6.163 ± 1.006
ea18 1342 1342/1342 1342 ± 0.00004312 5.039 4.919/5.773 5.249 ± 0.625
ea19 1342 1342/1342 1342 ± 0 5.762 5.573/6.613 6.042 ± 0.7656
ea20 1342 1342/1342 1342 ± 0.00002847 5.853 5.691/6.865 6.128 ± 0.8927
ea21 1342 1342/1342 1342 ± 0.0000149 5.665 5.411/6.386 5.768 ± 0.7587
ea22 1342 1342/1342 1342 ± 0.00003944 5.602 5.143/6.379 5.793 ± 0.7475
ea23 1342 1342/1342 1342 ± 0.00003304 5.989 5.645/6.767 6.198 ± 0.9086
ea25 1342 1342/1342 1342 ± 0.00004334 5.686 5.416/6.509 5.803 ± 0.8498
ea26 1342 1342/1342 1342 ± 0.00002817 5.739 5.644/6.648 6.002 ± 0.7242
ea27 1342 1342/1342 1342 ± 0.00004503 5.71 5.34/6.667 5.869 ± 0.8585
ea28 1342 1342/1342 1342 ± 0.00004323 5.829 5.618/6.763 6.041 ± 0.9002
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 ± 0.00002517 5.574 5.37/5.744 5.484 ± 0.3019
5 1342 1342/1342 1342 ± 0.00003071 5.463 5.22/5.716 5.489 ± 0.3041
6 1342 1342/1342 1342 ± 0.00002393 5.488 5.371/5.658 5.47 ± 0.3174
7 1342 1342/1342 1342 ± 0.00002393 5.485 5.232/5.64 5.428 ± 0.3054
8 1342 1342/1342 1342 ± 0.00002393 5.446 5.159/5.632 5.38 ± 0.3315
9 1342 1342/1342 1342 ± 0.00002441 5.697 5.398/5.815 5.585 ± 0.3422
10 1342 1342/1342 1342 ± 0.00002393 6.182 5.919/6.275 6.073 ± 0.3735
11 1342 1342/1342 1342 ± 0.00002393 6.384 6.141/6.593 6.332 ± 0.3777
12 1342 1342/1342 1342 ± 0.00002393 6.526 6.409/6.747 6.506 ± 0.4042
13 1342 1342/1342 1342 ± 0.00002393 6.965 6.746/7.25 6.927 ± 0.4458
14 1342 1342/1342 1342 ± 0.00002393 7.158 6.897/7.451 7.101 ± 0.4876
15 1342 1342/1342 1342 ± 0.00002561 6.529 6.221/6.8 6.47 ± 0.5272
16 1342 1342/1342 1342 ± 0.00005977 4.436 4.272/4.665 4.458 ± 0.2513
17 1342 1342/1342 1342 ± 0.00006103 4.647 4.37/4.85 4.632 ± 0.2893
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-12 11:06:16.631
End
2024-12-12 12:06:08.926
Duration
0:59:52.295
Note, WebLog generation is not included in the time.

CASA logs for stage 8