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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 4.483 4.287/4.61 4.419 ± 0.275
ea02 1342 1342/1342 1342 ± 0 4.695 4.491/4.817 4.59 ± 0.3333
ea04 1342 1342/1342 1342 ± 0.00002268 4.402 4.3/4.587 4.469 ± 0.2052
ea05 1342 1342/1342 1342 ± 0 5.339 5.07/5.567 5.321 ± 0.3639
ea06 1342 1342/1342 1342 ± 0 2.566 2.5/2.7 2.603 ± 0.1264
ea07 1342 1342/1342 1342 ± 0 5.293 5.057/5.347 5.26 ± 0.2191
ea08 1342 1342/1342 1342 ± 0 5.392 5.049/5.736 5.393 ± 0.4485
ea09 1342 1342/1342 1342 ± 0 4.363 4.259/4.544 4.378 ± 0.3011
ea10 1342 1342/1342 1342 ± 0 5.192 4.988/5.718 5.348 ± 0.4003
ea11 1342 1342/1342 1342 ± 0 4.692 4.551/4.945 4.719 ± 0.2678
ea12 1342 1342/1342 1342 ± 0 4.949 4.733/5.107 4.963 ± 0.2566
ea13 1342 1342/1342 1342 ± 0 4.774 4.585/4.938 4.765 ± 0.2541
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.681 4.528/4.913 4.71 ± 0.2219
ea17 1342 1342/1342 1342 ± 0.000005549 5.758 5.563/6.385 5.933 ± 0.4844
ea18 1342 1342/1342 1342 ± 0 4.752 4.555/5.077 4.822 ± 0.3049
ea19 1342 1342/1342 1342 ± 0 5.354 5.103/5.612 5.358 ± 0.3293
ea21 1342 1342/1342 1342 ± 0 4.376 4.253/4.489 4.354 ± 0.2389
ea22 1342 1342/1342 1342 ± 0 4.937 4.711/5.33 5.027 ± 0.3681
ea23 1342 1342/1342 1342 ± 0 4.679 4.564/4.879 4.694 ± 0.2474
ea25 1342 1342/1342 1342 ± 0 4.552 4.503/4.725 4.604 ± 0.1565
ea26 1342 1342/1342 1342 ± 0 4.765 4.683/4.997 4.802 ± 0.2592
ea27 1342 1342/1342 1342 ± 0.000001089 5.035 4.753/5.505 5.119 ± 0.3629
ea28 1342 1342/1342 1342 ± 0.000005442 4.519 4.418/4.735 4.509 ± 0.3196
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 ± 0.000026 5.057 4.916/5.274 5.082 ± 0.2918
3 1342 1342/1342 1342 ± 0.00003158 4.733 4.498/5.205 4.807 ± 0.35
4 1342 1342/1342 1342 ± 0.00003199 4.772 4.453/4.992 4.798 ± 0.3599
5 1342 1342/1342 1342 ± 0.000026 4.731 4.615/5.002 4.836 ± 0.3168
6 1342 1342/1342 1342 ± 0.000026 4.711 4.502/5.014 4.745 ± 0.3185
7 1342 1342/1342 1342 ± 0.000026 4.7 4.5/4.859 4.714 ± 0.2884
8 1342 1342/1342 1342 ± 0.000026 4.569 4.414/4.729 4.633 ± 0.3309
9 1342 1342/1342 1342 ± 0.000026 4.68 4.549/5.001 4.75 ± 0.4161
10 1342 1342/1342 1342 ± 0.000026 4.791 4.525/5.256 4.842 ± 0.6195
11 1342 1342/1342 1342 ± 0.000026 4.893 4.552/5.364 4.922 ± 0.7045
12 1342 1342/1342 1342 ± 0.000026 4.955 4.654/5.516 4.983 ± 0.7631
13 1342 1342/1342 1342 ± 0.000026 5.13 4.795/5.641 5.175 ± 0.7834
14 1342 1342/1342 1342 ± 0.000026 5.191 4.785/5.768 5.209 ± 0.812
15 1342 1342/1342 1342 ± 0.000026 4.831 4.485/5.353 4.872 ± 0.7732
16 1342 1342/1342 1342 ± 0.00002664 4.345 3.941/4.769 4.388 ± 0.6654
17 1342 1342/1342 1342 ± 0.00002601 4.379 3.912/4.741 4.384 ± 0.6669
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 07:32:34.709
End
2024-03-29 08:46:33.515
Duration
1:13:58.806
Note, WebLog generation is not included in the time.

CASA logs for stage 7