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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.274 5.164/6.046 5.411 ± 0.7218
ea02 1342 1342/1342 1342 ± 0.00004269 5.69 5.249/6.5 5.745 ± 0.8798
ea05 1342 1342/1342 1342 ± 0.00001899 5.685 5.101/6.321 5.715 ± 0.7512
ea06 1342 1342/1342 1342 ± 0.00001049 5.025 4.761/5.526 5.022 ± 0.6468
ea07 1342 1342/1342 1342 ± 0.00004271 5.753 5.262/5.875 5.499 ± 0.7771
ea08 1342 1342/1342 1342 ± 0.00004274 5.979 5.579/6.824 6.038 ± 0.9739
ea09 1342 1342/1342 1342 ± 0.00002386 4.219 3.277/5.634 4.475 ± 1.14
ea10 1342 1342/1342 1342 ± 0.00004309 5.444 4.956/6.338 5.497 ± 0.8707
ea11 1342 1342/1342 1342 ± 0 5.658 5.254/6.411 5.882 ± 0.5942
ea12 1342 1342/1342 1342 ± 0.00001074 5.451 5.261/6.425 5.668 ± 0.9332
ea13 1342 1342/1342 1342 ± 0.00002157 6.1 5.571/6.6 5.947 ± 0.7548
ea14 1342 1342/1342 1342 ± 0.0000344 6.444 5.846/6.85 6.044 ± 0.9777
ea15 1342 1342/1342 1342 ± 0.000004771 5.375 5.15/6.156 5.53 ± 0.8218
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.0000433 5.757 5.544/6.695 5.852 ± 0.9206
ea18 1342 1342/1342 1342 ± 0.00003682 4.844 4.562/5.625 4.923 ± 0.7137
ea19 1342 1342/1342 1342 ± 0.00001068 5.844 5.416/6.636 5.926 ± 0.7669
ea20 1342 1342/1342 1342 ± 0.00002363 5.838 5.727/6.81 5.964 ± 1.045
ea21 1342 1342/1342 1342 ± 0.00002522 5.617 5.314/6.275 5.649 ± 0.7375
ea22 1342 1342/1342 1342 ± 0.00003968 5.457 5.149/6.485 5.615 ± 0.8301
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.353 5.248/5.458 5.32 ± 0.1838
ea26 1342 1342/1342 1342 ± 0.00003359 5.513 5.437/6.474 5.749 ± 0.7756
ea27 1342 1342/1342 1342 ± 0.00004283 5.356 5.131/6.357 5.528 ± 0.8492
ea28 1342 1342/1342 1342 ± 0.00005288 6.44 5.76/6.765 5.968 ± 1.099
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.
3 1342 1342/1342 1342 ± 0.00002645 5.514 5.169/5.824 5.481 ± 0.6624
5 1342 1342/1342 1342 ± 0.00002604 5.425 5.224/5.624 5.325 ± 0.5911
6 1342 1342/1342 1342 ± 0.00002604 5.314 5.187/5.443 5.208 ± 0.5175
7 1342 1342/1342 1342 ± 0.00002604 5.25 5.097/5.42 5.174 ± 0.4902
8 1342 1342/1342 1342 ± 0.00002604 5.245 5.011/5.401 5.136 ± 0.5145
9 1342 1342/1342 1342 ± 0.00002604 5.473 5.346/5.661 5.366 ± 0.559
10 1342 1342/1342 1342 ± 0.00002547 5.981 5.765/6.118 5.927 ± 0.3555
11 1342 1342/1342 1342 ± 0.00002547 6.264 6.153/6.375 6.204 ± 0.3451
12 1342 1342/1342 1342 ± 0.00002547 6.444 6.156/6.505 6.342 ± 0.3643
13 1342 1342/1342 1342 ± 0.00002547 6.727 6.371/6.886 6.66 ± 0.371
14 1342 1342/1342 1342 ± 0.00002556 6.731 6.343/6.954 6.628 ± 0.4284
15 1342 1342/1342 1342 ± 0.00002701 6.522 6.317/6.715 6.469 ± 0.4501
16 1342 1342/1342 1342 ± 0.00006036 4.05 3.854/4.256 4.061 ± 0.2714
17 1342 1342/1342 1342 ± 0.00006054 4.168 3.962/4.37 4.187 ± 0.3075
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-22 08:28:50.921
End
2024-04-22 09:31:23.666
Duration
1:02:32.745
Note, WebLog generation is not included in the time.

CASA logs for stage 7