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 5.485 5.326/5.859 5.635 ± 0.4332
ea02 1342 1342/1342 1342 ± 0 5.846 5.48/6.358 5.942 ± 0.4848
ea04 1342 1342/1342 1342 ± 0.000007799 5.54 5.271/6.125 5.686 ± 0.4654
ea05 1342 1342/1342 1342 ± 0.000001953 5.787 5.424/6.175 5.818 ± 0.4909
ea06 1342 1342/1342 1342 ± 0 2.936 2.853/3.142 3.007 ± 0.1916
ea07 1342 1342/1342 1342 ± 0 5.572 5.453/5.79 5.628 ± 0.211
ea08 1342 1342/1342 1342 ± 0 5.907 5.646/6.498 6.053 ± 0.5576
ea09 1342 1342/1342 1342 ± 0 5.146 4.892/5.489 5.198 ± 0.3325
ea10 1342 1342/1342 1342 ± 0.000004375 5.63 5.352/6.281 5.77 ± 0.5196
ea11 1342 1342/1342 1342 ± 0 5.82 5.568/6.372 5.968 ± 0.499
ea12 1342 1342/1342 1342 ± 0 5.967 5.506/6.311 6 ± 0.4925
ea13 1342 1342/1342 1342 ± 0 5.993 5.7/6.216 5.994 ± 0.3956
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 5.057 4.871/5.211 5.051 ± 0.3015
ea17 1342 1342/1342 1342 ± 0.00000979 6.082 5.781/6.423 6.189 ± 0.5088
ea18 1342 1342/1342 1342 ± 0 5.206 4.963/5.672 5.298 ± 0.4086
ea19 1342 1342/1342 1342 ± 0 6.529 6.165/6.852 6.538 ± 0.3519
ea21 1342 1342/1342 1342 ± 0 5.623 5.472/6.196 5.832 ± 0.4728
ea22 1342 1342/1342 1342 ± 0 5.484 5.167/5.966 5.588 ± 0.4881
ea23 1342 1342/1342 1342 ± 0 5.824 5.583/6.382 5.996 ± 0.5305
ea25 1342 1342/1342 1342 ± 0 5.468 5.381/5.559 5.436 ± 0.1771
ea26 1342 1342/1342 1342 ± 0 6.096 5.616/6.529 6.077 ± 0.5107
ea27 1342 1342/1342 1342 ± 0.00002001 5.546 5.302/6.158 5.709 ± 0.5039
ea28 1342 1342/1342 1342 ± 0.000001922 5.665 5.481/6.301 5.864 ± 0.5283
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 ± 0.00002625 5.539 5.427/5.772 5.518 ± 0.328
3 1342 1342/1342 1342 ± 0.00003266 5.167 5.018/5.551 5.269 ± 0.3097
4 1342 1342/1342 1342 ± 0.00002625 5.42 5.237/5.613 5.4 ± 0.3326
5 1342 1342/1342 1342 ± 0.00002625 5.501 5.349/5.655 5.498 ± 0.2721
6 1342 1342/1342 1342 ± 0.00002625 5.401 5.143/5.472 5.335 ± 0.248
7 1342 1342/1342 1342 ± 0.00002625 5.409 5.286/5.529 5.373 ± 0.2164
8 1342 1342/1342 1342 ± 0.00002625 5.396 5.129/5.495 5.323 ± 0.2908
9 1342 1342/1342 1342 ± 0.00002625 5.641 5.285/5.833 5.553 ± 0.351
10 1342 1342/1342 1342 ± 0.00002625 5.982 5.74/6.078 5.769 ± 0.6366
11 1342 1342/1342 1342 ± 0.00002625 6.162 5.85/6.331 5.925 ± 0.7508
12 1342 1342/1342 1342 ± 0.00002625 6.318 5.974/6.398 6.063 ± 0.7799
13 1342 1342/1342 1342 ± 0.00002625 6.64 6.349/6.836 6.399 ± 0.8261
14 1342 1342/1342 1342 ± 0.00002625 6.745 6.502/6.982 6.535 ± 0.8628
15 1342 1342/1342 1342 ± 0.00002625 6.336 6.1/6.548 6.094 ± 0.8339
16 1342 1342/1342 1342 ± 0.00003122 5.677 5.442/5.903 5.589 ± 0.725
17 1342 1342/1342 1342 ± 0.00002688 5.779 5.564/6.138 5.621 ± 0.7109
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-04-30 19:32:26.295
End
2024-04-30 19:48:09.640
Duration
0:15:43.345
Note, WebLog generation is not included in the time.

CASA logs for stage 7