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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.264 5.076/6.13 5.49 ± 0.8073
ea02 1342 1342/1342 1342 ± 0.00004956 5.664 5.247/6.58 5.772 ± 0.9334
ea05 1342 1342/1342 1342 ± 0.00002239 5.519 5.11/6.487 5.715 ± 0.834
ea06 1342 1342/1342 1342 ± 0.0000226 4.949 4.629/5.519 5.015 ± 0.6453
ea07 1342 1342/1342 1342 ± 0.00004201 5.751 5.299/5.989 5.57 ± 0.8005
ea08 1342 1342/1342 1342 ± 0.00004181 5.916 5.626/6.89 6.087 ± 1.023
ea09 1342 1342/1342 1342 ± 0.00002462 4.078 3.286/5.712 4.469 ± 1.173
ea10 1342 1342/1342 1342 ± 0.00004243 5.385 5.001/6.407 5.528 ± 0.8522
ea11 1342 1342/1342 1342 ± 0 5.577 5.272/6.461 5.919 ± 0.6581
ea12 1342 1342/1342 1342 ± 0.00002252 5.653 5.27/6.567 5.744 ± 0.9712
ea13 1342 1342/1342 1342 ± 0.00001684 5.853 5.545/6.342 5.905 ± 0.7918
ea14 1342 1342/1342 1342 ± 0.00004415 6.5 6.053/7.052 6.108 ± 1.08
ea15 1342 1342/1342 1342 ± 0.00001767 5.326 5.156/6.273 5.604 ± 0.8634
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004157 5.752 5.448/7.001 5.913 ± 0.9818
ea18 1342 1342/1342 1342 ± 0.00004252 4.839 4.673/5.747 5.054 ± 0.7222
ea19 1342 1342/1342 1342 ± 0.00001485 5.774 5.472/6.702 5.949 ± 0.8589
ea20 1342 1342/1342 1342 ± 0.000035 5.902 5.743/6.979 6.049 ± 1.055
ea21 1342 1342/1342 1342 ± 0.00003213 5.606 5.341/6.35 5.687 ± 0.8336
ea22 1342 1342/1342 1342 ± 0.00003961 5.382 5.078/6.455 5.616 ± 0.8825
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.319 5.262/5.406 5.308 ± 0.152
ea26 1342 1342/1342 1342 ± 0.0000288 5.575 5.458/6.579 5.792 ± 0.8534
ea27 1342 1342/1342 1342 ± 0.00004208 5.426 5.044/6.498 5.581 ± 0.8725
ea28 1342 1342/1342 1342 ± 0.00005271 6.542 6.052/6.852 6.032 ± 1.139
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 ± 0.00002601 5.345 5.192/5.628 5.304 ± 0.5097
5 1342 1342/1342 1342 ± 0.00002723 5.48 5.217/5.678 5.392 ± 0.5632
6 1342 1342/1342 1342 ± 0.00002601 5.337 5.167/5.446 5.22 ± 0.5143
7 1342 1342/1342 1342 ± 0.00002601 5.268 5.114/5.476 5.213 ± 0.4925
8 1342 1342/1342 1342 ± 0.00002601 5.257 5.035/5.458 5.151 ± 0.5209
9 1342 1342/1342 1342 ± 0.00002666 5.521 5.261/5.617 5.32 ± 0.5717
10 1342 1342/1342 1342 ± 0.00002544 6.052 5.83/6.165 5.977 ± 0.3513
11 1342 1342/1342 1342 ± 0.00002544 6.295 6.242/6.422 6.244 ± 0.3574
12 1342 1342/1342 1342 ± 0.00002544 6.486 6.239/6.582 6.416 ± 0.3695
13 1342 1342/1342 1342 ± 0.00002544 6.837 6.522/7.034 6.767 ± 0.3847
14 1342 1342/1342 1342 ± 0.00002544 7.003 6.668/7.172 6.886 ± 0.4364
15 1342 1342/1342 1342 ± 0.00002637 6.636 6.471/6.846 6.577 ± 0.4562
16 1342 1342/1342 1342 ± 0.0000581 4.039 3.905/4.177 4.04 ± 0.1952
17 1342 1342/1342 1342 ± 0.00005948 4.128 3.982/4.329 4.171 ± 0.2712
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
Start time
2024-04-22 07:08:58.531
End
2024-04-22 08:07:43.210
Duration
0:58:44.680
Note, WebLog generation is not included in the time.

CASA logs for stage 7