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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.067 4.951/5.74 5.118 ± 0.8712
ea02 1342 1342/1342 1342 ± 0.00004148 5.747 5.176/6.268 5.498 ± 1.055
ea04 1342 1342/1342 1342 ± 0.00003048 5.096 4.734/5.77 4.989 ± 0.9662
ea05 1342 1342/1342 1342 ± 0.00001287 5.27 4.906/6.029 5.336 ± 0.785
ea06 1342 1342/1342 1342 ± 0.00003478 4.954 4.773/5.547 4.937 ± 0.8934
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.0000421 5.797 5.316/6.491 5.649 ± 1.145
ea09 1342 1342/1342 1342 ± 0.000005905 5.418 4.976/6.029 5.327 ± 0.8189
ea10 1342 1342/1342 1342 ± 0.00004425 5.124 4.883/6.161 5.23 ± 0.9317
ea11 1342 1342/1342 1342 ± 0.00004261 5.576 5.003/6.232 5.37 ± 0.9999
ea12 1342 1342/1342 1342 ± 0.00003859 5.378 5.018/6.294 5.409 ± 1.062
ea13 1342 1342/1342 1342 ± 0.00001334 5.659 5.371/6.159 5.621 ± 0.8025
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0.00002422 5.125 4.956/6.066 5.23 ± 1.108
ea16 1342 1342/1342 1342 ± 0.00002057 5.496 5.079/5.989 5.343 ± 0.9255
ea17 1342 1342/1342 1342 ± 0.00004462 5.693 5.217/6.358 5.572 ± 1.054
ea18 1342 1342/1342 1342 ± 0.00004176 4.707 4.374/5.39 4.68 ± 0.7722
ea19 1342 1342/1342 1342 ± 0.00000248 5.455 5.224/6.256 5.576 ± 0.814
ea20 1342 1342/1342 1342 ± 0.00004132 5.667 5.517/6.785 5.741 ± 1.113
ea21 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea22 1342 1342/1342 1342 ± 0.00002519 5.322 5.003/6.255 5.415 ± 0.9837
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0.00004331 5.35 4.961/5.961 5.223 ± 0.9148
ea27 1342 1342/1342 1342 ± 0.00004471 5.194 4.884/6.196 5.229 ± 0.9366
ea28 1342 1342/1342 1342 ± 0.0000442 5.416 5.151/6.252 5.394 ± 1.02
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 ± 0.00002617 5.173 4.999/5.4 5.165 ± 0.2607
5 1342 1342/1342 1342 ± 0.00002617 5 4.904/5.323 5.083 ± 0.3643
6 1342 1342/1342 1342 ± 0.00002617 5.089 4.977/5.217 5.085 ± 0.2661
7 1342 1342/1342 1342 ± 0.00002617 5.071 4.96/5.195 5.08 ± 0.2192
8 1342 1342/1342 1342 ± 0.00002617 5.033 4.886/5.205 5.055 ± 0.2549
9 1342 1342/1342 1342 ± 0.00002617 5.368 5.227/5.518 5.344 ± 0.2926
10 1342 1342/1342 1342 ± 0.00002617 5.781 5.647/5.973 5.777 ± 0.3153
11 1342 1342/1342 1342 ± 0.00002617 6.159 5.982/6.251 6.079 ± 0.3167
12 1342 1342/1342 1342 ± 0.00002617 6.302 6.123/6.428 6.261 ± 0.3238
13 1342 1342/1342 1342 ± 0.00002643 6.464 6.187/6.589 6.387 ± 0.3281
14 1342 1342/1342 1342 ± 0.00003717 5.994 5.708/6.318 6.024 ± 0.4626
15 1342 1342/1342 1342 ± 0.00002617 6.418 6.206/6.68 6.397 ± 0.4154
16 1342 1342/1342 1342 ± 0.00005648 3.179 3.002/3.462 3.255 ± 0.3719
17 1342 1342/1342 1342 ± 0.00005896 3.442 3.239/3.632 3.476 ± 0.3439
datacolumn
residual_data
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-06 02:59:48.010
End
2024-11-06 03:37:29.887
Duration
0:37:41.877
Note, WebLog generation is not included in the time.

CASA logs for stage 8