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 5.653 5.297/6.124 5.742 ± 0.5842
ea02 1342 1342/1342 1342 ± 0 5.483 5.233/6.232 5.768 ± 0.6336
ea04 1342 1342/1342 1342 ± 0 5.263 4.942/5.902 5.444 ± 0.582
ea05 1342 1342/1342 1342 ± 0 5.513 5.052/5.975 5.587 ± 0.5652
ea06 1342 1342/1342 1342 ± 0 5.011 4.75/5.392 5.085 ± 0.4101
ea07 1342 1342/1342 1342 ± 0 5.971 5.429/6.209 5.98 ± 0.5783
ea08 1342 1342/1342 1342 ± 0.000001216 5.698 5.529/6.659 6.104 ± 0.694
ea09 1342 1342/1342 1342 ± 0 5.345 4.881/5.911 5.45 ± 0.6086
ea10 1342 1342/1342 1342 ± 0 6.005 5.352/6.619 6.003 ± 0.6892
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.808 5.405/6.418 5.945 ± 0.6702
ea13 1342 1342/1342 1342 ± 0 5.552 5.15/6.023 5.642 ± 0.5574
ea14 1342 1342/1342 1342 ± 0 5.729 5.252/6.387 5.855 ± 0.6979
ea15 1342 1342/1342 1342 ± 0 5.374 5.005/6.076 5.589 ± 0.6787
ea16 1342 1342/1342 1342 ± 0 5.983 5.556/6.693 6.176 ± 0.7475
ea17 1342 1342/1342 1342 ± 0 5.995 5.638/6.587 6.145 ± 0.6467
ea18 1342 1342/1342 1342 ± 0 5.045 4.718/5.482 5.152 ± 0.5201
ea19 1342 1342/1342 1342 ± 0 5.795 5.377/6.52 6.008 ± 0.6511
ea20 1342 1342/1342 1342 ± 0 6.115 5.703/6.736 6.269 ± 0.6386
ea21 1342 1342/1342 1342 ± 0 5.621 5.277/6.153 5.766 ± 0.5657
ea22 1342 1342/1342 1342 ± 0 5.166 4.921/5.969 5.45 ± 0.633
ea23 1342 1342/1342 1342 ± 0 5.97 5.489/6.463 6.076 ± 0.693
ea25 1342 1342/1342 1342 ± 0 5.653 5.436/6.275 5.872 ± 0.5952
ea26 1342 1342/1342 1342 ± 0 5.618 5.104/6.191 5.73 ± 0.6877
ea27 1342 1342/1342 1342 ± 0.00001116 5.628 5.314/6.437 5.795 ± 0.6146
ea28 1342 1342/1342 1342 ± 0.00001634 5.82 5.446/6.492 5.98 ± 0.6597
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 5.268 5.103/5.549 5.318 ± 0.2956
3 1342 1342/1342 1342 ± 0.00002392 5.153 4.962/5.478 5.206 ± 0.3004
4 1342 1342/1342 1342 ± 0.00002392 5.249 4.943/5.441 5.177 ± 0.3518
5 1342 1342/1342 1342 ± 0.00002392 5.229 4.986/5.37 5.156 ± 0.2985
6 1342 1342/1342 1342 ± 0.00002392 5.223 5.046/5.37 5.196 ± 0.2677
7 1342 1342/1342 1342 ± 0.00002392 5.317 5.021/5.413 5.254 ± 0.2694
8 1342 1342/1342 1342 ± 0.00002392 5.231 4.923/5.435 5.2 ± 0.3043
9 1342 1342/1342 1342 ± 0.00002392 5.544 5.216/5.808 5.485 ± 0.3528
10 1342 1342/1342 1342 ± 0.00002392 5.985 5.753/6.136 5.911 ± 0.3447
11 1342 1342/1342 1342 ± 0.00002392 6.184 5.916/6.337 6.133 ± 0.345
12 1342 1342/1342 1342 ± 0.00002439 6.397 6.141/6.571 6.323 ± 0.389
13 1342 1342/1342 1342 ± 0.00002392 6.781 6.553/7.029 6.753 ± 0.3933
14 1342 1342/1342 1342 ± 0.00002392 7.048 6.745/7.232 6.955 ± 0.4189
15 1342 1342/1342 1342 ± 0.00002392 6.713 6.48/6.897 6.61 ± 0.3952
16 1342 1342/1342 1342 ± 0.00002588 5.983 5.697/6.16 5.953 ± 0.3789
17 1342 1342/1342 1342 ± 0.0000266 5.961 5.742/6.215 5.958 ± 0.3545
overwrite_modelcol
False
vis
VLASS2.1.sb38608477.eb38643773.59104.940213009264_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-31 02:42:43.660
End
2024-12-31 03:34:06.384
Duration
0:51:22.724
Note, WebLog generation is not included in the time.

CASA logs for stage 8