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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.487 5.218/5.95 5.634 ± 0.5163
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.55 5.141/6.023 5.66 ± 0.5309
ea05 1342 1342/1342 1342 ± 0 5.615 5.339/6.261 5.799 ± 0.5711
ea06 1342 1342/1342 1342 ± 0 4.983 4.783/5.361 5.071 ± 0.3605
ea07 1342 1342/1342 1342 ± 0 5.762 5.427/6.231 5.943 ± 0.5472
ea08 1342 1342/1342 1342 ± 0 5.743 5.491/6.531 5.979 ± 0.6826
ea09 1342 1342/1342 1342 ± 0 5.625 5.205/6.36 5.726 ± 0.6136
ea10 1342 1342/1342 1342 ± 0 5.649 5.296/6.563 5.868 ± 0.6738
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.787 5.408/6.27 5.923 ± 0.5807
ea13 1342 1342/1342 1342 ± 0 6.013 5.725/6.317 6.074 ± 0.4889
ea14 1342 1342/1342 1342 ± 0 5.76 5.262/6.358 5.816 ± 0.637
ea15 1342 1342/1342 1342 ± 0 5.773 5.175/6.207 5.752 ± 0.6433
ea16 1342 1342/1342 1342 ± 0 6.137 5.704/6.585 6.211 ± 0.7005
ea17 1342 1342/1342 1342 ± 0.00001236 5.943 5.543/6.383 6.022 ± 0.6203
ea18 1342 1342/1342 1342 ± 0 5.052 4.803/5.471 5.138 ± 0.487
ea19 1342 1342/1342 1342 ± 0 5.974 5.577/6.591 6.118 ± 0.622
ea20 1342 1342/1342 1342 ± 0 6.137 5.832/6.772 6.255 ± 0.6485
ea21 1342 1342/1342 1342 ± 0 5.623 5.329/6.28 5.807 ± 0.548
ea22 1342 1342/1342 1342 ± 0 5.704 5.16/6.324 5.705 ± 0.6235
ea23 1342 1342/1342 1342 ± 0 5.932 5.511/6.579 6.072 ± 0.6575
ea25 1342 1342/1342 1342 ± 0.000002601 5.543 5.24/6.048 5.647 ± 0.5616
ea26 1342 1342/1342 1342 ± 0 5.968 5.644/6.715 6.102 ± 0.6349
ea27 1342 1342/1342 1342 ± 0.00003639 5.523 5.269/6.297 5.703 ± 0.5821
ea28 1342 1342/1342 1342 ± 0.000002015 5.588 5.361/6.346 5.79 ± 0.6306
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 ± 0.00002444 5.428 5.229/5.611 5.416 ± 0.2567
3 1342 1342/1342 1342 ± 0.00002837 5.025 4.802/5.247 5.035 ± 0.2744
4 1342 1342/1342 1342 ± 0.00002444 5.264 5.035/5.401 5.201 ± 0.3083
5 1342 1342/1342 1342 ± 0.00002511 5.259 5.042/5.426 5.239 ± 0.2944
6 1342 1342/1342 1342 ± 0.00002444 5.33 5.188/5.521 5.324 ± 0.2803
7 1342 1342/1342 1342 ± 0.00002444 5.379 5.28/5.539 5.389 ± 0.2533
8 1342 1342/1342 1342 ± 0.00002444 5.396 5.163/5.573 5.338 ± 0.2841
9 1342 1342/1342 1342 ± 0.00002444 5.606 5.421/5.88 5.601 ± 0.3126
10 1342 1342/1342 1342 ± 0.00002444 6.013 5.917/6.231 6.011 ± 0.3071
11 1342 1342/1342 1342 ± 0.00002444 6.279 6.148/6.497 6.23 ± 0.3318
12 1342 1342/1342 1342 ± 0.00002444 6.389 6.221/6.621 6.37 ± 0.3553
13 1342 1342/1342 1342 ± 0.00002444 6.802 6.596/6.974 6.777 ± 0.3723
14 1342 1342/1342 1342 ± 0.00002444 6.941 6.754/7.204 6.924 ± 0.4045
15 1342 1342/1342 1342 ± 0.00002444 6.562 6.427/6.778 6.499 ± 0.395
16 1342 1342/1342 1342 ± 0.00003163 5.893 5.672/6.141 5.886 ± 0.3336
17 1342 1342/1342 1342 ± 0.00003243 5.759 5.644/6.032 5.82 ± 0.313
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
Start time
2024-05-01 08:11:41.502
End
2024-05-01 09:05:28.965
Duration
0:53:47.463
Note, WebLog generation is not included in the time.

CASA logs for stage 7