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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.374 5.275/6.101 5.52 ± 0.7186
ea02 1342 1342/1342 1342 ± 0.00004318 5.777 5.28/6.586 5.74 ± 0.8882
ea03 1342 1342/1342 1342 ± 0.0000257 4.971 4.616/5.945 5.106 ± 0.7593
ea04 1342 1342/1342 1342 ± 0.00003392 5.373 5.098/6.127 5.414 ± 0.7956
ea05 1342 1342/1342 1342 ± 0.00002964 5.455 5.101/6.411 5.584 ± 0.8792
ea06 1342 1342/1342 1342 ± 0.000008333 4.414 4.205/4.881 4.37 ± 0.6058
ea07 1342 1342/1342 1342 ± 0.0000425 5.836 5.238/6.18 5.708 ± 0.8052
ea08 1342 1342/1342 1342 ± 0.00004259 6.057 5.532/6.781 5.952 ± 0.9515
ea09 1342 1342/1342 1342 ± 0.00003199 5.501 5.072/6.24 5.495 ± 0.7843
ea10 1342 1342/1342 1342 ± 0.00004235 5.877 5.253/6.677 5.784 ± 0.9175
ea11 1342 1342/1342 1342 ± 0.000009137 5.456 4.945/6.278 5.502 ± 0.9838
ea12 1342 1342/1342 1342 ± 0.00004085 5.615 5.309/6.527 5.71 ± 0.88
ea13 1342 1342/1342 1342 ± 0.00002796 5.889 5.6/6.236 5.782 ± 0.8203
ea14 1342 1342/1342 1342 ± 0.00001861 5.72 5.156/6.282 5.671 ± 0.8024
ea15 1342 1342/1342 1342 ± 0.000008246 3.705 3.567/4.623 3.955 ± 0.8663
ea16 1342 1342/1342 1342 ± 0.00003768 5.789 5.568/6.698 5.894 ± 0.9824
ea17 1342 1342/1342 1342 ± 0.00001341 6.055 5.552/7.338 6.112 ± 1.106
ea18 1342 1342/1342 1342 ± 0.00004161 4.747 4.464/5.464 4.824 ± 0.6051
ea19 1342 1342/1342 1342 ± 0.00002068 5.399 5.23/6.256 5.602 ± 0.8134
ea20 1342 1342/1342 1342 ± 0.00002646 5.921 5.805/7.01 6.05 ± 1.048
ea21 1342 1342/1342 1342 ± 0.0000374 5.766 5.061/6.303 5.609 ± 0.8842
ea23 1342 1342/1342 1342 ± 0.00004195 5.557 5.313/5.676 5.339 ± 0.6461
ea24 1342 1342/1342 1342 ± 0.00003837 5.707 5.28/6.301 5.62 ± 0.8226
ea25 1342 1342/1342 1342 ± 0.00004241 5.54 5.265/6.27 5.535 ± 0.8155
ea26 1342 1342/1342 1342 ± 0.00003237 5.921 5.518/6.731 5.869 ± 0.8875
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004244 5.378 5.147/6.25 5.503 ± 0.7661
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 ± 0.00002384 5.376 5.098/5.556 5.242 ± 0.4834
5 1342 1342/1342 1342 ± 0.00002384 5.375 5.113/5.589 5.262 ± 0.5389
6 1342 1342/1342 1342 ± 0.00002384 5.308 4.975/5.519 5.163 ± 0.4878
7 1342 1342/1342 1342 ± 0.00002384 5.259 5.135/5.53 5.228 ± 0.4716
8 1342 1342/1342 1342 ± 0.00002384 5.266 5.137/5.445 5.207 ± 0.4884
9 1342 1342/1342 1342 ± 0.00002384 5.716 5.341/5.858 5.501 ± 0.528
10 1342 1342/1342 1342 ± 0.00002384 5.962 5.535/6.153 5.787 ± 0.5674
11 1342 1342/1342 1342 ± 0.00002384 6.184 6.006/6.313 6.076 ± 0.5296
12 1342 1342/1342 1342 ± 0.00002384 6.292 6.13/6.645 6.265 ± 0.5794
13 1342 1342/1342 1342 ± 0.00002384 6.729 6.461/6.893 6.587 ± 0.5378
14 1342 1342/1342 1342 ± 0.00002442 6.708 6.312/6.924 6.552 ± 0.6143
15 1342 1342/1342 1342 ± 0.00002431 6.435 6.126/6.832 6.355 ± 0.6916
16 1342 1342/1342 1342 ± 0.00005868 3.927 3.763/4.049 3.838 ± 0.4139
17 1342 1342/1342 1342 ± 0.00005957 4.057 3.912/4.193 3.996 ± 0.3916
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-11 12:25:35.916
End
2025-01-11 13:43:34.098
Duration
1:17:58.182
Note, WebLog generation is not included in the time.

CASA logs for stage 8