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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.397 5.085/5.768 5.502 ± 0.4946
ea02 1342 1342/1342 1342 ± 0 5.651 5.308/6.334 5.835 ± 0.6454
ea04 1342 1342/1342 1342 ± 0 5.201 4.856/5.65 5.319 ± 0.4899
ea05 1342 1342/1342 1342 ± 0 5.618 5.163/5.93 5.575 ± 0.5351
ea06 1342 1342/1342 1342 ± 0 5.08 4.762/5.602 5.198 ± 0.5141
ea07 1342 1342/1342 1342 ± 0 5.697 5.362/5.952 5.777 ± 0.5129
ea08 1342 1342/1342 1342 ± 0 5.637 5.398/6.364 5.893 ± 0.6189
ea09 1342 1342/1342 1342 ± 0 5.622 5.144/6.175 5.686 ± 0.6213
ea10 1342 1342/1342 1342 ± 0.000002601 5.655 5.131/6.325 5.73 ± 0.6354
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.635 5.214/6.151 5.744 ± 0.5871
ea13 1342 1342/1342 1342 ± 0 6.022 5.715/6.317 6.089 ± 0.4718
ea14 1342 1342/1342 1342 ± 0 5.587 5.164/6.149 5.707 ± 0.6151
ea15 1342 1342/1342 1342 ± 0 5.409 4.981/5.992 5.571 ± 0.6348
ea16 1342 1342/1342 1342 ± 0 6.022 5.592/6.58 6.13 ± 0.6724
ea17 1342 1342/1342 1342 ± 0.000002601 5.764 5.401/6.265 5.887 ± 0.6185
ea18 1342 1342/1342 1342 ± 0 4.839 4.572/5.26 4.935 ± 0.4859
ea19 1342 1342/1342 1342 ± 0 5.858 5.471/6.434 6.008 ± 0.5809
ea20 1342 1342/1342 1342 ± 0 6.099 5.568/6.7 6.07 ± 0.6038
ea21 1342 1342/1342 1342 ± 0 5.54 5.261/5.992 5.675 ± 0.4921
ea22 1342 1342/1342 1342 ± 0 5.594 5.179/6.227 5.725 ± 0.6131
ea23 1342 1342/1342 1342 ± 0 5.814 5.352/6.169 5.884 ± 0.6255
ea25 1342 1342/1342 1342 ± 0.000003678 5.248 5.084/5.868 5.477 ± 0.5386
ea26 1342 1342/1342 1342 ± 0 5.912 5.601/6.507 6.051 ± 0.6744
ea27 1342 1342/1342 1342 ± 0.00003968 5.36 5.107/6.124 5.552 ± 0.5741
ea28 1342 1342/1342 1342 ± 0.00001443 5.508 5.232/6.151 5.678 ± 0.6155
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 ± 0.00002397 5.245 5.128/5.571 5.298 ± 0.2648
3 1342 1342/1342 1342 ± 0.000024 5.062 4.871/5.348 5.103 ± 0.3499
4 1342 1342/1342 1342 ± 0.00002495 5.101 4.9/5.292 5.096 ± 0.3245
5 1342 1342/1342 1342 ± 0.00002397 5.238 4.976/5.385 5.203 ± 0.3231
6 1342 1342/1342 1342 ± 0.00002397 5.208 5.127/5.488 5.236 ± 0.2994
7 1342 1342/1342 1342 ± 0.00002397 5.229 5.08/5.36 5.217 ± 0.2583
8 1342 1342/1342 1342 ± 0.00002397 5.221 4.933/5.333 5.14 ± 0.2785
9 1342 1342/1342 1342 ± 0.00002397 5.401 5.25/5.657 5.403 ± 0.3134
10 1342 1342/1342 1342 ± 0.00002397 5.826 5.661/6.027 5.818 ± 0.3025
11 1342 1342/1342 1342 ± 0.00002397 6.111 5.913/6.23 6.029 ± 0.3088
12 1342 1342/1342 1342 ± 0.00002397 6.221 5.973/6.377 6.195 ± 0.345
13 1342 1342/1342 1342 ± 0.00002397 6.618 6.521/6.751 6.612 ± 0.3399
14 1342 1342/1342 1342 ± 0.00002397 6.832 6.561/7.041 6.788 ± 0.367
15 1342 1342/1342 1342 ± 0.00002397 6.579 6.295/6.742 6.489 ± 0.3591
16 1342 1342/1342 1342 ± 0.00003397 5.779 5.521/6.089 5.812 ± 0.3527
17 1342 1342/1342 1342 ± 0.00003369 5.773 5.581/6.008 5.81 ± 0.3282
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-12-31 09:20:47.112
End
2024-12-31 10:18:05.302
Duration
0:57:18.190
Note, WebLog generation is not included in the time.

CASA logs for stage 8