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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.328 5.139/6.157 5.521 ± 0.7053
ea02 1342 1342/1342 1342 ± 0.00003655 5.843 5.33/6.525 5.869 ± 0.7639
ea04 1342 1342/1342 1342 ± 0 5.115 4.921/5.977 5.388 ± 0.6315
ea05 1342 1342/1342 1342 ± 0.000005576 5.423 5.061/6.371 5.672 ± 0.6812
ea06 1342 1342/1342 1342 ± 0.000001139 4.869 4.475/5.567 5.019 ± 0.5594
ea07 1342 1342/1342 1342 ± 0.00004267 5.702 5.122/6.148 5.694 ± 0.7504
ea08 1342 1342/1342 1342 ± 0.00004404 5.772 5.5/6.577 5.902 ± 0.8226
ea09 1342 1342/1342 1342 ± 0.00003844 5.172 4.954/5.893 5.286 ± 0.6822
ea10 1342 1342/1342 1342 ± 0.00004272 4.924 4.622/5.618 5.048 ± 0.5497
ea11 1342 1342/1342 1342 ± 0.00003606 5.752 5.211/6.525 5.802 ± 0.87
ea12 1342 1342/1342 1342 ± 0 5.456 5.195/6.066 5.547 ± 0.7741
ea13 1342 1342/1342 1342 ± 0.00003447 5.733 5.577/6.245 5.773 ± 0.6759
ea14 1342 1342/1342 1342 ± 0.000008039 5.621 5.241/6.558 5.878 ± 0.732
ea15 1342 1342/1342 1342 ± 0 5.401 5.161/6.33 5.697 ± 0.7933
ea16 1342 1342/1342 1342 ± 0.00001815 5.585 5.449/6.428 5.914 ± 0.7798
ea17 1342 1342/1342 1342 ± 0.00004404 5.715 5.364/6.39 5.809 ± 0.8055
ea18 1342 1342/1342 1342 ± 0.0000144 4.914 4.676/5.705 5.065 ± 0.6053
ea19 1342 1342/1342 1342 ± 0.000002278 5.66 5.436/6.636 5.955 ± 0.7106
ea20 1342 1342/1342 1342 ± 0.000002393 5.81 5.435/6.671 5.947 ± 0.8446
ea21 1342 1342/1342 1342 ± 0.00001385 5.344 5.201/6.266 5.624 ± 0.6745
ea22 1342 1342/1342 1342 ± 0.00004272 5.393 5.191/6.424 5.622 ± 0.7696
ea23 1342 1342/1342 1342 ± 0.00003949 5.677 5.273/6.584 5.918 ± 0.8418
ea24 1342 1342/1342 1342 ± 0.0000242 5.052 4.928/6.134 5.385 ± 0.6701
ea25 1342 1342/1342 1342 ± 0.00004404 5.267 5.148/6.102 5.493 ± 0.7415
ea26 1342 1342/1342 1342 ± 0.00002003 5.658 5.514/6.732 5.918 ± 0.8354
ea27 1342 1342/1342 1342 ± 0.00004404 5.531 5.156/6.438 5.636 ± 0.7883
ea28 1342 1342/1342 1342 ± 0.00004288 5.628 5.344/6.588 5.837 ± 0.8058
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 ± 0.0000231 5.47 5.192/5.583 5.351 ± 0.3082
5 1342 1342/1342 1342 ± 0.0000231 5.174 4.948/5.354 5.14 ± 0.3251
6 1342 1342/1342 1342 ± 0.0000231 5.281 5.079/5.436 5.26 ± 0.2756
7 1342 1342/1342 1342 ± 0.0000231 5.301 5.116/5.457 5.27 ± 0.267
8 1342 1342/1342 1342 ± 0.0000231 5.312 5.033/5.453 5.232 ± 0.3089
9 1342 1342/1342 1342 ± 0.0000231 5.557 5.346/5.817 5.511 ± 0.3171
10 1342 1342/1342 1342 ± 0.0000231 6.022 5.77/6.133 5.928 ± 0.3204
11 1342 1342/1342 1342 ± 0.0000231 6.308 6.01/6.43 6.201 ± 0.3217
12 1342 1342/1342 1342 ± 0.0000231 6.423 6.201/6.581 6.369 ± 0.3504
13 1342 1342/1342 1342 ± 0.0000231 6.787 6.441/7.005 6.714 ± 0.4256
14 1342 1342/1342 1342 ± 0.00002987 6.83 6.471/7.097 6.701 ± 0.4868
15 1342 1342/1342 1342 ± 0.0000231 6.671 6.398/6.896 6.598 ± 0.4233
16 1342 1342/1342 1342 ± 0.00006099 4.481 4.328/4.648 4.513 ± 0.2642
17 1342 1342/1342 1342 ± 0.00006099 4.48 4.32/4.632 4.504 ± 0.2525
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-12-08 05:57:49.044
End
2024-12-08 07:12:51.267
Duration
1:15:02.223
Note, WebLog generation is not included in the time.

CASA logs for stage 8