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

Statwt Summary Plot

VLASS2.1.sb38608477.eb38643773.59104.940213009264_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 5.451 5.163/5.891 5.588 ± 0.5453
ea02 1342 1342/1342 1342 ± 0 5.397 5.113/6.152 5.65 ± 0.6273
ea04 1342 1342/1342 1342 ± 0 5.201 4.816/5.955 5.391 ± 0.614
ea05 1342 1342/1342 1342 ± 0 5.643 4.949/6.1 5.525 ± 0.6012
ea06 1342 1342/1342 1342 ± 0 4.912 4.618/5.276 4.954 ± 0.4127
ea07 1342 1342/1342 1342 ± 0 5.839 5.268/6.089 5.816 ± 0.6072
ea08 1342 1342/1342 1342 ± 0 5.7 5.397/6.476 5.966 ± 0.6912
ea09 1342 1342/1342 1342 ± 0 5.229 4.734/5.794 5.281 ± 0.6353
ea10 1342 1342/1342 1342 ± 0 5.854 5.176/6.522 5.844 ± 0.7062
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.651 5.142/6.356 5.835 ± 0.6883
ea13 1342 1342/1342 1342 ± 0 5.367 4.924/5.716 5.41 ± 0.5862
ea14 1342 1342/1342 1342 ± 0 5.582 5.014/6.217 5.661 ± 0.7187
ea15 1342 1342/1342 1342 ± 0 5.302 4.863/6.068 5.503 ± 0.6974
ea16 1342 1342/1342 1342 ± 0 5.816 5.308/6.501 5.959 ± 0.7703
ea17 1342 1342/1342 1342 ± 0 5.823 5.401/6.419 5.967 ± 0.6748
ea18 1342 1342/1342 1342 ± 0 4.886 4.621/5.434 5.034 ± 0.5485
ea19 1342 1342/1342 1342 ± 0 5.605 5.16/6.379 5.806 ± 0.6744
ea20 1342 1342/1342 1342 ± 0 5.948 5.562/6.655 6.13 ± 0.6758
ea21 1342 1342/1342 1342 ± 0 5.513 5.07/6.044 5.578 ± 0.6138
ea22 1342 1342/1342 1342 ± 0 5.029 4.783/5.875 5.288 ± 0.641
ea23 1342 1342/1342 1342 ± 0 5.821 5.279/6.334 5.903 ± 0.7087
ea25 1342 1342/1342 1342 ± 0 5.647 5.227/6.129 5.756 ± 0.637
ea26 1342 1342/1342 1342 ± 0 5.388 5.013/6.042 5.54 ± 0.6728
ea27 1342 1342/1342 1342 ± 0 5.429 5.162/6.302 5.645 ± 0.6319
ea28 1342 1342/1342 1342 ± 0.000001157 5.642 5.354/6.394 5.862 ± 0.6756
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 ± 0.00002392 5.092 4.907/5.263 5.114 ± 0.2618
3 1342 1342/1342 1342 ± 0.00002392 5.018 4.823/5.232 5.006 ± 0.2917
4 1342 1342/1342 1342 ± 0.00002418 4.959 4.706/5.165 4.929 ± 0.3219
5 1342 1342/1342 1342 ± 0.00002392 5.111 4.748/5.267 5.041 ± 0.3032
6 1342 1342/1342 1342 ± 0.00002392 5.065 4.85/5.205 5.018 ± 0.261
7 1342 1342/1342 1342 ± 0.00002392 5.132 4.89/5.252 5.091 ± 0.2448
8 1342 1342/1342 1342 ± 0.00002392 5.117 4.798/5.281 5.062 ± 0.2909
9 1342 1342/1342 1342 ± 0.00002392 5.374 5.149/5.665 5.351 ± 0.3335
10 1342 1342/1342 1342 ± 0.00002392 5.836 5.657/5.982 5.788 ± 0.3183
11 1342 1342/1342 1342 ± 0.00002392 6.038 5.83/6.196 6.015 ± 0.339
12 1342 1342/1342 1342 ± 0.00002439 6.264 6.044/6.445 6.212 ± 0.364
13 1342 1342/1342 1342 ± 0.00002392 6.616 6.347/6.937 6.629 ± 0.4
14 1342 1342/1342 1342 ± 0.00002392 6.844 6.543/7.108 6.807 ± 0.411
15 1342 1342/1342 1342 ± 0.00002392 6.514 6.317/6.677 6.46 ± 0.3731
16 1342 1342/1342 1342 ± 0.00002394 5.818 5.584/6.029 5.827 ± 0.3819
17 1342 1342/1342 1342 ± 0.00002392 5.813 5.555/6.163 5.843 ± 0.3844
datacolumn
residual_data
vis
VLASS2.1.sb38608477.eb38643773.59104.940213009264_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-31 06:15:33.010
End
2024-12-31 07:12:08.164
Duration
0:56:35.154
Note, WebLog generation is not included in the time.

CASA logs for stage 8