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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.824 5.482/6.304 5.908 ± 0.5702
ea02 1342 1342/1342 1342 ± 0 5.866 5.397/6.692 6.044 ± 0.6884
ea04 1342 1342/1342 1342 ± 0 5.351 4.814/5.947 5.4 ± 0.6511
ea05 1342 1342/1342 1342 ± 0.000008516 5.778 4.954/6.329 5.607 ± 0.6808
ea06 1342 1342/1342 1342 ± 0 4.73 4.3/5.113 4.72 ± 0.443
ea07 1342 1342/1342 1342 ± 0 6.23 5.488/6.487 6.148 ± 0.6492
ea08 1342 1342/1342 1342 ± 0.00000963 5.918 5.595/6.89 6.231 ± 0.7339
ea09 1342 1342/1342 1342 ± 0 5.373 5.01/6.391 5.617 ± 0.6873
ea10 1342 1342/1342 1342 ± 0 6.07 5.317/6.806 6.078 ± 0.7724
ea11 1342 1342/1342 1342 ± 0 6.066 5.29/6.527 6.001 ± 0.715
ea12 1342 1342/1342 1342 ± 0 5.813 5.148/6.323 5.818 ± 0.6738
ea13 1342 1342/1342 1342 ± 0 5.85 5.312/6.167 5.816 ± 0.61
ea14 1342 1342/1342 1342 ± 0 5.973 5.201/6.386 5.886 ± 0.6815
ea15 1342 1342/1342 1342 ± 0 5.477 4.69/6.013 5.425 ± 0.7635
ea16 1342 1342/1342 1342 ± 0 6.073 5.454/6.668 6.184 ± 0.7704
ea17 1342 1342/1342 1342 ± 0.000005287 6.202 5.515/7.033 6.246 ± 0.7598
ea18 1342 1342/1342 1342 ± 0 5.172 4.695/5.76 5.243 ± 0.5561
ea19 1342 1342/1342 1342 ± 0 6.023 5.251/6.61 6.007 ± 0.7543
ea20 1342 1342/1342 1342 ± 0 6.274 5.55/6.84 6.168 ± 0.6971
ea21 1342 1342/1342 1342 ± 0 5.708 5.104/6.244 5.682 ± 0.6536
ea22 1342 1342/1342 1342 ± 0 5.404 5.07/6.266 5.646 ± 0.6456
ea23 1342 1342/1342 1342 ± 0 6.155 5.527/6.749 6.199 ± 0.7437
ea25 1342 1342/1342 1342 ± 0 5.869 5.281/6.429 5.864 ± 0.664
ea26 1342 1342/1342 1342 ± 0 5.743 5.269/6.724 5.951 ± 0.7433
ea27 1342 1342/1342 1342 ± 0.00002785 5.719 5.484/6.686 5.937 ± 0.6836
ea28 1342 1342/1342 1342 ± 0.00002598 5.837 5.554/6.802 6.129 ± 0.7129
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 ± 0.00002355 5.246 5.005/5.465 5.213 ± 0.3294
3 1342 1342/1342 1342 ± 0.00002501 5.185 5.065/5.389 5.175 ± 0.3003
4 1342 1342/1342 1342 ± 0.00002761 5.135 4.791/5.385 5.052 ± 0.3631
5 1342 1342/1342 1342 ± 0.00002355 5.176 5.007/5.501 5.208 ± 0.3866
6 1342 1342/1342 1342 ± 0.00002355 5.206 5.004/5.461 5.169 ± 0.3542
7 1342 1342/1342 1342 ± 0.00002355 5.308 5.08/5.454 5.219 ± 0.3213
8 1342 1342/1342 1342 ± 0.00002355 5.305 5.01/5.485 5.209 ± 0.3428
9 1342 1342/1342 1342 ± 0.00002355 5.584 5.313/5.874 5.523 ± 0.4134
10 1342 1342/1342 1342 ± 0.00002355 6.074 5.818/6.305 6.014 ± 0.3873
11 1342 1342/1342 1342 ± 0.00002355 6.35 6.085/6.541 6.252 ± 0.3987
12 1342 1342/1342 1342 ± 0.00002355 6.496 6.268/6.727 6.434 ± 0.4146
13 1342 1342/1342 1342 ± 0.00002355 7.045 6.727/7.165 6.907 ± 0.4364
14 1342 1342/1342 1342 ± 0.00002355 7.177 6.806/7.444 7.091 ± 0.4962
15 1342 1342/1342 1342 ± 0.00002355 6.748 6.448/6.964 6.659 ± 0.4573
16 1342 1342/1342 1342 ± 0.00003252 5.936 5.744/6.229 5.928 ± 0.3776
17 1342 1342/1342 1342 ± 0.00003051 5.95 5.703/6.18 5.903 ± 0.3779
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-07 05:37:28.198
End
2025-01-07 06:44:03.353
Duration
1:06:35.154
Note, WebLog generation is not included in the time.

CASA logs for stage 8