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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.145 4.966/5.881 5.449 ± 0.7138
ea02 1342 1342/1342 1342 ± 0.00002288 6.145 5.066/6.624 5.886 ± 0.8903
ea04 1342 1342/1342 1342 ± 0.00003356 5.377 4.884/5.896 5.434 ± 0.6929
ea05 1342 1342/1342 1342 ± 0.000002898 5.55 5.095/6.555 5.793 ± 0.8231
ea06 1342 1342/1342 1342 ± 0.00003312 4.599 4.224/5.25 4.736 ± 0.5833
ea07 1342 1342/1342 1342 ± 0.00004337 5.548 5.15/6.189 5.763 ± 0.802
ea08 1342 1342/1342 1342 ± 0.00004267 5.441 5.283/6.626 5.955 ± 0.91
ea09 1342 1342/1342 1342 ± 0 5.643 5.086/6.54 5.777 ± 0.7747
ea10 1342 1342/1342 1342 ± 0.00004393 5.369 5.056/6.555 5.76 ± 0.8746
ea11 1342 1342/1342 1342 ± 0.00004809 5.149 4.8/6.394 5.635 ± 0.9132
ea12 1342 1342/1342 1342 ± 0.00003594 5.634 5.063/6.214 5.736 ± 0.8142
ea13 1342 1342/1342 1342 ± 0 5.68 5.279/6.328 5.986 ± 0.7653
ea14 1342 1342/1342 1342 ± 0.00002768 5.229 5.03/6.251 5.625 ± 0.7705
ea15 1342 1342/1342 1342 ± 0.00001572 5.064 4.882/6.173 5.511 ± 0.8314
ea16 1342 1342/1342 1342 ± 0.000006666 5.698 5.171/6.817 6.002 ± 0.9653
ea17 1342 1342/1342 1342 ± 0.00004742 5.582 5.196/6.404 5.872 ± 0.8818
ea18 1342 1342/1342 1342 ± 0.00004529 4.673 4.514/5.388 4.94 ± 0.6824
ea19 1342 1342/1342 1342 ± 0.00000925 5.774 5.37/6.799 6.098 ± 0.8301
ea20 1342 1342/1342 1342 ± 0.00004049 5.692 5.465/6.709 5.956 ± 0.9102
ea21 1342 1342/1342 1342 ± 0.00001302 5.359 5.159/6.394 5.743 ± 0.7884
ea22 1342 1342/1342 1342 ± 0.000004415 5.175 4.813/6.173 5.517 ± 0.7716
ea23 1342 1342/1342 1342 ± 0.00003722 5.266 5.209/6.362 5.855 ± 0.9168
ea25 1342 1342/1342 1342 ± 0.00004706 5.153 5.024/6.061 5.532 ± 0.7933
ea26 1342 1342/1342 1342 ± 0 5.616 5.481/6.958 6.129 ± 0.8359
ea27 1342 1342/1342 1342 ± 0.00004621 5.302 5.174/6.41 5.66 ± 0.7568
ea28 1342 1342/1342 1342 ± 0.00004459 5.568 5.129/6.4 5.774 ± 0.8265
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 ± 0.00002352 5.264 5.045/5.559 5.265 ± 0.3156
3 1342 1342/1342 1342 ± 0.00004672 4.09 3.741/4.416 4.035 ± 0.5669
5 1342 1342/1342 1342 ± 0.00003662 5.688 5.451/5.86 5.651 ± 0.2475
6 1342 1342/1342 1342 ± 0.00002352 5.09 4.864/5.18 5.015 ± 0.2835
7 1342 1342/1342 1342 ± 0.00002376 5.13 5.001/5.278 5.097 ± 0.2806
8 1342 1342/1342 1342 ± 0.00002352 5.083 4.972/5.212 5.069 ± 0.3032
9 1342 1342/1342 1342 ± 0.00002509 5.229 5.007/5.427 5.191 ± 0.3169
10 1342 1342/1342 1342 ± 0.0000235 5.979 5.843/6.157 5.945 ± 0.3198
11 1342 1342/1342 1342 ± 0.0000235 6.309 6.121/6.406 6.232 ± 0.338
12 1342 1342/1342 1342 ± 0.0000235 6.525 6.298/6.653 6.449 ± 0.3723
13 1342 1342/1342 1342 ± 0.0000235 6.996 6.851/7.174 6.928 ± 0.4059
14 1342 1342/1342 1342 ± 0.0000235 7.159 6.968/7.4 7.126 ± 0.4527
15 1342 1342/1342 1342 ± 0.00004012 6.13 5.837/6.671 6.204 ± 0.6125
16 1342 1342/1342 1342 ± 0.00006071 4.612 4.463/4.764 4.624 ± 0.2499
17 1342 1342/1342 1342 ± 0.00006102 4.994 4.813/5.197 5.005 ± 0.3318
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-11-02 10:58:08.417
End
2024-11-02 11:56:54.225
Duration
0:58:45.808
Note, WebLog generation is not included in the time.

CASA logs for stage 8