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

Statwt Summary Plot

VLASS2.1.sb38513454.eb38563508.59068.92709877314_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 5.388 5.261/5.857 5.608 ± 0.5017
ea02 1342 1342/1342 1342 ± 0 5.651 5.342/6.333 5.845 ± 0.6291
ea04 1342 1342/1342 1342 ± 0 5.445 5.043/5.917 5.538 ± 0.5165
ea05 1342 1342/1342 1342 ± 0 5.705 5.303/6.152 5.765 ± 0.5609
ea06 1342 1342/1342 1342 ± 0 4.923 4.651/5.271 4.967 ± 0.413
ea07 1342 1342/1342 1342 ± 0.000005216 5.571 5.3/5.779 5.651 ± 0.4491
ea08 1342 1342/1342 1342 ± 0 5.818 5.485/6.563 6.019 ± 0.6723
ea09 1342 1342/1342 1342 ± 0 4.891 4.681/5.547 5.083 ± 0.4745
ea10 1342 1342/1342 1342 ± 0.00003145 5.449 5.167/6.214 5.673 ± 0.5882
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.777 5.403/6.234 5.912 ± 0.5753
ea13 1342 1342/1342 1342 ± 0 6 5.698/6.199 6.032 ± 0.4685
ea14 1342 1342/1342 1342 ± 0 6.39 6.085/6.835 6.445 ± 0.3928
ea15 1342 1342/1342 1342 ± 0 5.618 5.262/6.189 5.789 ± 0.6084
ea16 1342 1342/1342 1342 ± 0 4.689 3.939/4.959 4.504 ± 0.7068
ea17 1342 1342/1342 1342 ± 0.00002364 5.973 5.732/6.559 6.155 ± 0.5938
ea18 1342 1342/1342 1342 ± 0.000002131 5.177 4.857/5.496 5.194 ± 0.4996
ea19 1342 1342/1342 1342 ± 0 5.92 5.453/6.412 6.014 ± 0.5782
ea20 1342 1342/1342 1342 ± 0 6.093 5.857/6.716 6.264 ± 0.5764
ea21 1342 1342/1342 1342 ± 0 5.558 5.306/6.129 5.747 ± 0.5221
ea22 1342 1342/1342 1342 ± 0 5.491 5.252/6.317 5.767 ± 0.6256
ea23 1342 1342/1342 1342 ± 0 5.722 5.407/6.204 5.88 ± 0.5969
ea25 1342 1342/1342 1342 ± 0 5.358 5.226/5.473 5.314 ± 0.2008
ea26 1342 1342/1342 1342 ± 0 5.57 5.441/6.236 5.805 ± 0.5307
ea27 1342 1342/1342 1342 ± 0.00004037 5.523 5.3/6.281 5.704 ± 0.55
ea28 1342 1342/1342 1342 ± 0.00005268 6.39 5.904/6.814 6.285 ± 0.5569
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 ± 0.00002494 5.431 5.25/5.651 5.331 ± 0.4812
3 1342 1342/1342 1342 ± 0.00002553 5.123 4.917/5.465 5.126 ± 0.4175
4 1342 1342/1342 1342 ± 0.00002505 5.177 5.075/5.388 5.102 ± 0.5078
5 1342 1342/1342 1342 ± 0.00002494 5.284 5.034/5.468 5.213 ± 0.525
6 1342 1342/1342 1342 ± 0.00002494 5.337 5.082/5.473 5.248 ± 0.4091
7 1342 1342/1342 1342 ± 0.00002494 5.282 5.112/5.435 5.248 ± 0.3585
8 1342 1342/1342 1342 ± 0.00002494 5.315 5.039/5.395 5.185 ± 0.3768
9 1342 1342/1342 1342 ± 0.00002494 5.54 5.22/5.706 5.46 ± 0.3997
10 1342 1342/1342 1342 ± 0.00002443 5.978 5.728/6.111 5.856 ± 0.4
11 1342 1342/1342 1342 ± 0.00002443 6.19 5.822/6.335 6.057 ± 0.439
12 1342 1342/1342 1342 ± 0.00002443 6.288 5.951/6.434 6.206 ± 0.4261
13 1342 1342/1342 1342 ± 0.00002443 6.674 6.414/6.906 6.594 ± 0.4408
14 1342 1342/1342 1342 ± 0.00002443 6.861 6.588/7.079 6.752 ± 0.468
15 1342 1342/1342 1342 ± 0.00002443 6.557 6.33/6.731 6.421 ± 0.4754
16 1342 1342/1342 1342 ± 0.00004619 5.681 5.31/5.963 5.607 ± 0.4153
17 1342 1342/1342 1342 ± 0.00004383 5.639 5.408/5.904 5.624 ± 0.3838
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-06-25 23:41:05.725
End
2024-06-26 00:12:39.166
Duration
0:31:33.441
Note, WebLog generation is not included in the time.

CASA logs for stage 8