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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.781 5.16/6.049 5.678 ± 0.592
ea02 1342 1342/1342 1342 ± 0 5.788 5.375/6.485 5.965 ± 0.6257
ea04 1342 1342/1342 1342 ± 0 5.507 4.987/6.064 5.6 ± 0.5955
ea05 1342 1342/1342 1342 ± 0 5.967 5.284/6.484 5.856 ± 0.6352
ea06 1342 1342/1342 1342 ± 0 4.842 4.594/5.212 4.907 ± 0.3627
ea07 1342 1342/1342 1342 ± 0 6.058 5.341/6.152 5.965 ± 0.6105
ea08 1342 1342/1342 1342 ± 0 5.975 5.605/6.704 6.197 ± 0.6748
ea09 1342 1342/1342 1342 ± 0 5.752 5.132/6.411 5.783 ± 0.6402
ea10 1342 1342/1342 1342 ± 0.000001101 5.959 5.19/6.572 5.899 ± 0.7224
ea11 1342 1342/1342 1342 ± 0 6.076 5.179/6.472 5.929 ± 0.754
ea12 1342 1342/1342 1342 ± 0 5.856 5.243/6.449 5.933 ± 0.6912
ea13 1342 1342/1342 1342 ± 0 6.325 5.765/6.416 6.231 ± 0.5135
ea14 1342 1342/1342 1342 ± 0 5.913 5.123/6.373 5.838 ± 0.7162
ea15 1342 1342/1342 1342 ± 0 5.824 5.241/6.342 5.891 ± 0.7032
ea16 1342 1342/1342 1342 ± 0 6.139 5.522/6.691 6.201 ± 0.7517
ea17 1342 1342/1342 1342 ± 0 5.918 5.42/6.788 6.009 ± 0.675
ea18 1342 1342/1342 1342 ± 0 5.036 4.658/5.488 5.098 ± 0.5612
ea19 1342 1342/1342 1342 ± 0 6.162 5.501/6.688 6.155 ± 0.7195
ea20 1342 1342/1342 1342 ± 0 6.251 5.615/6.733 6.197 ± 0.6504
ea21 1342 1342/1342 1342 ± 0 5.843 5.312/6.324 5.845 ± 0.6091
ea22 1342 1342/1342 1342 ± 0 5.37 5.088/6.181 5.65 ± 0.6425
ea23 1342 1342/1342 1342 ± 0 6.126 5.405/6.537 6.099 ± 0.7203
ea25 1342 1342/1342 1342 ± 0 5.556 5.198/6.266 5.708 ± 0.6138
ea26 1342 1342/1342 1342 ± 0 6.206 5.526/6.849 6.192 ± 0.6699
ea27 1342 1342/1342 1342 ± 0.000002236 5.57 5.14/6.335 5.703 ± 0.6428
ea28 1342 1342/1342 1342 ± 0.00001521 5.938 5.341/6.502 5.946 ± 0.6905
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 ± 0.00002363 5.215 5.03/5.416 5.214 ± 0.2707
4 1342 1342/1342 1342 ± 0.00002574 5.049 4.923/5.265 5.069 ± 0.3057
5 1342 1342/1342 1342 ± 0.00002352 5.25 5.023/5.429 5.245 ± 0.3089
6 1342 1342/1342 1342 ± 0.00002352 5.224 5.048/5.317 5.184 ± 0.3249
7 1342 1342/1342 1342 ± 0.00002352 5.259 5.154/5.418 5.268 ± 0.264
8 1342 1342/1342 1342 ± 0.00002352 5.303 5.129/5.471 5.26 ± 0.2889
9 1342 1342/1342 1342 ± 0.00002352 5.582 5.403/5.819 5.544 ± 0.3306
10 1342 1342/1342 1342 ± 0.00002352 6.008 5.832/6.164 5.974 ± 0.3265
11 1342 1342/1342 1342 ± 0.00002352 6.271 6.069/6.403 6.192 ± 0.3419
12 1342 1342/1342 1342 ± 0.00002352 6.415 6.227/6.571 6.303 ± 0.4496
13 1342 1342/1342 1342 ± 0.00002352 6.881 6.778/7.088 6.827 ± 0.3949
14 1342 1342/1342 1342 ± 0.00002352 7.101 6.866/7.285 7.01 ± 0.4361
15 1342 1342/1342 1342 ± 0.00002352 6.732 6.54/6.921 6.656 ± 0.4239
16 1342 1342/1342 1342 ± 0.00002412 6.064 5.948/6.306 6.031 ± 0.3839
17 1342 1342/1342 1342 ± 0.00002544 6.036 5.842/6.276 6.022 ± 0.371
datacolumn
residual_data
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-12-31 05:31:52.632
End
2024-12-31 06:40:05.775
Duration
1:08:13.143
Note, WebLog generation is not included in the time.

CASA logs for stage 8