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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.939 5.342/6.28 5.832 ± 0.567
ea02 1342 1342/1342 1342 ± 0 5.904 5.494/6.643 6.054 ± 0.6634
ea04 1342 1342/1342 1342 ± 0 5.644 5.264/6.225 5.749 ± 0.5578
ea05 1342 1342/1342 1342 ± 0 6.031 5.512/6.674 6.023 ± 0.6238
ea06 1342 1342/1342 1342 ± 0 5.688 5.13/6.047 5.621 ± 0.5126
ea07 1342 1342/1342 1342 ± 0 5.354 5.203/5.519 5.356 ± 0.1941
ea08 1342 1342/1342 1342 ± 0.000006289 5.977 5.685/6.803 6.245 ± 0.6895
ea09 1342 1342/1342 1342 ± 0 5.124 4.951/5.764 5.319 ± 0.4569
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.827 5.434/6.541 6.007 ± 0.6273
ea13 1342 1342/1342 1342 ± 0 6.23 5.891/6.422 6.255 ± 0.4867
ea14 1342 1342/1342 1342 ± 0 6.191 5.492/6.653 6.128 ± 0.6857
ea15 1342 1342/1342 1342 ± 0 6.03 5.461/6.521 6.073 ± 0.6925
ea16 1342 1342/1342 1342 ± 0 6.239 5.752/6.809 6.33 ± 0.7225
ea17 1342 1342/1342 1342 ± 0.000005112 5.712 5.612/5.882 5.748 ± 0.1609
ea18 1342 1342/1342 1342 ± 0 5.307 4.904/5.81 5.331 ± 0.5239
ea19 1342 1342/1342 1342 ± 0 5.728 5.695/5.909 5.791 ± 0.1036
ea20 1342 1342/1342 1342 ± 0 6.431 5.828/6.961 6.36 ± 0.654
ea21 1342 1342/1342 1342 ± 0 5.936 5.507/6.433 6.001 ± 0.5674
ea22 1342 1342/1342 1342 ± 0 5.512 5.267/6.51 5.84 ± 0.6617
ea23 1342 1342/1342 1342 ± 0 6.209 5.598/6.682 6.189 ± 0.6776
ea24 1342 1342/1342 1342 ± 0 6.013 5.155/6.442 5.786 ± 0.6235
ea25 1342 1342/1342 1342 ± 0.000003492 5.68 5.456/6.472 5.955 ± 0.6201
ea26 1342 1342/1342 1342 ± 0 6.16 5.778/7.032 6.312 ± 0.7007
ea27 1342 1342/1342 1342 ± 0.000001542 5.53 5.32/5.633 5.485 ± 0.1657
ea28 1342 1342/1342 1342 ± 0.00004002 5.883 5.509/6.561 6.026 ± 0.6613
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 ± 0.00002399 5.496 5.329/5.652 5.485 ± 0.2375
3 1342 1342/1342 1342 ± 0.0000243 5.355 5.174/5.615 5.378 ± 0.2834
4 1342 1342/1342 1342 ± 0.00002596 5.331 5.145/5.515 5.303 ± 0.3191
5 1342 1342/1342 1342 ± 0.00002399 5.493 5.322/5.701 5.493 ± 0.3058
6 1342 1342/1342 1342 ± 0.0000241 5.464 5.236/5.643 5.437 ± 0.2777
7 1342 1342/1342 1342 ± 0.00002399 5.476 5.267/5.692 5.473 ± 0.2712
8 1342 1342/1342 1342 ± 0.00002399 5.506 5.197/5.613 5.417 ± 0.2988
9 1342 1342/1342 1342 ± 0.00002401 5.739 5.57/5.973 5.707 ± 0.3283
10 1342 1342/1342 1342 ± 0.00002609 6.199 6.015/6.298 6.116 ± 0.3301
11 1342 1342/1342 1342 ± 0.00002609 6.427 6.31/6.524 6.354 ± 0.3273
12 1342 1342/1342 1342 ± 0.00002609 6.52 6.387/6.692 6.488 ± 0.3357
13 1342 1342/1342 1342 ± 0.00002609 7.047 6.636/7.19 6.926 ± 0.3963
14 1342 1342/1342 1342 ± 0.00002609 7.203 6.948/7.388 7.133 ± 0.4126
15 1342 1342/1342 1342 ± 0.00002609 6.898 6.562/7.06 6.784 ± 0.437
16 1342 1342/1342 1342 ± 0.00003595 6.001 5.68/6.247 5.978 ± 0.3999
17 1342 1342/1342 1342 ± 0.00003566 5.975 5.739/6.278 6.011 ± 0.3597
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-13 05:39:40.451
End
2024-04-13 06:51:14.737
Duration
1:11:34.287
Note, WebLog generation is not included in the time.

CASA logs for stage 7