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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.299 5.193/6 5.55 ± 0.637
ea02 1342 1342/1342 1342 ± 0.00003282 5.832 5.357/6.537 5.927 ± 0.8251
ea04 1342 1342/1342 1342 ± 0.0000317 5.152 4.909/5.754 5.227 ± 0.6598
ea05 1342 1342/1342 1342 ± 0.000002426 5.365 5.002/6.196 5.544 ± 0.792
ea06 1342 1342/1342 1342 ± 0 4.692 4.629/5.194 4.895 ± 0.4466
ea07 1342 1342/1342 1342 ± 0.00003282 5.85 5.38/6.184 5.854 ± 0.7495
ea08 1342 1342/1342 1342 ± 0 6.503 5.55/6.847 6.23 ± 0.6447
ea10 1342 1342/1342 1342 ± 0.00003282 5.653 5.243/6.543 5.798 ± 0.7983
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001691 5.468 5.274/6.371 5.656 ± 0.8616
ea13 1342 1342/1342 1342 ± 0.000006179 5.814 5.598/6.248 5.836 ± 0.7783
ea14 1342 1342/1342 1342 ± 0.00001596 5.511 5.142/6.319 5.634 ± 0.7908
ea15 1342 1342/1342 1342 ± 0.00002892 5.112 4.982/5.993 5.375 ± 0.7659
ea16 1342 1342/1342 1342 ± 0.00001207 5.931 5.474/6.695 5.94 ± 0.9443
ea17 1342 1342/1342 1342 ± 0.00003282 5.719 5.304/6.718 5.881 ± 0.7925
ea18 1342 1342/1342 1342 ± 0 5.027 4.718/5.561 5.117 ± 0.5
ea19 1342 1342/1342 1342 ± 0 5.748 5.539/6.519 5.977 ± 0.7547
ea20 1342 1342/1342 1342 ± 0.00001465 5.785 5.53/6.651 5.904 ± 0.9311
ea21 1342 1342/1342 1342 ± 0.00001469 5.513 5.312/6.194 5.692 ± 0.7193
ea22 1342 1342/1342 1342 ± 0.00002552 5.483 5.233/6.515 5.776 ± 0.7692
ea23 1342 1342/1342 1342 ± 0.00003182 5.784 5.427/6.478 5.913 ± 0.8172
ea25 1342 1342/1342 1342 ± 0.00003282 5.337 4.989/6.113 5.508 ± 0.7462
ea26 1342 1342/1342 1342 ± 0.00001737 5.763 5.719/6.78 6.138 ± 0.7899
ea27 1342 1342/1342 1342 ± 0.00003306 5.458 5.065/6.3 5.641 ± 0.7268
ea28 1342 1342/1342 1342 ± 0 5.958 5.38/6.729 6.006 ± 0.6401
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 ± 0.00002439 5.213 5.005/5.526 5.261 ± 0.3049
5 1342 1342/1342 1342 ± 0.00002439 5.314 5.096/5.472 5.254 ± 0.3592
6 1342 1342/1342 1342 ± 0.00002439 5.345 5.115/5.506 5.301 ± 0.3109
7 1342 1342/1342 1342 ± 0.00002439 5.309 5.173/5.472 5.289 ± 0.2777
8 1342 1342/1342 1342 ± 0.00002439 5.324 5.022/5.442 5.229 ± 0.3
9 1342 1342/1342 1342 ± 0.00002439 5.535 5.343/5.754 5.484 ± 0.334
10 1342 1342/1342 1342 ± 0.00002439 5.951 5.794/6.155 5.919 ± 0.349
11 1342 1342/1342 1342 ± 0.00002439 6.222 6.036/6.367 6.142 ± 0.3595
12 1342 1342/1342 1342 ± 0.00002439 6.342 6.15/6.536 6.301 ± 0.3761
13 1342 1342/1342 1342 ± 0.00002439 6.723 6.594/6.928 6.687 ± 0.3897
14 1342 1342/1342 1342 ± 0.00002439 6.968 6.667/7.142 6.859 ± 0.4438
15 1342 1342/1342 1342 ± 0.00002458 6.563 6.257/6.731 6.449 ± 0.4615
16 1342 1342/1342 1342 ± 0.00005484 4.173 4.078/4.31 4.193 ± 0.1668
17 1342 1342/1342 1342 ± 0.00006072 4.195 4.102/4.324 4.216 ± 0.1511
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
overwrite_modelcol
False
Start time
2025-02-01 02:59:09.912
End
2025-02-01 03:23:56.003
Duration
0:24:46.090
Note, WebLog generation is not included in the time.

CASA logs for stage 8