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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.564 5.335/6.308 5.693 ± 0.7147
ea02 1342 1342/1342 1342 ± 0.00004315 6.074 5.607/6.728 6.046 ± 0.8714
ea04 1342 1342/1342 1342 ± 0.000009939 5.438 5.31/6.087 5.592 ± 0.7109
ea05 1342 1342/1342 1342 ± 0.00001427 5.529 5.218/6.56 5.819 ± 0.7485
ea06 1342 1342/1342 1342 ± 0.00002169 5.163 4.889/5.772 5.268 ± 0.6231
ea07 1342 1342/1342 1342 ± 0.00004268 5.963 5.561/6.305 5.868 ± 0.8163
ea09 1342 1342/1342 1342 ± 0.00002552 5.296 5.092/5.795 5.364 ± 0.5496
ea10 1342 1342/1342 1342 ± 0.00004316 5.302 4.919/5.99 5.335 ± 0.6876
ea11 1342 1342/1342 1342 ± 0.00004178 6.084 5.513/6.702 6.017 ± 0.9087
ea12 1342 1342/1342 1342 ± 0.00003181 5.77 5.697/6.724 6.001 ± 0.9087
ea13 1342 1342/1342 1342 ± 0.00001762 6.141 5.648/6.393 6.046 ± 0.6699
ea14 1342 1342/1342 1342 ± 0.00003 5.75 5.514/6.707 5.983 ± 0.8221
ea15 1342 1342/1342 1342 ± 0.00001071 5.713 5.339/6.526 5.859 ± 0.8771
ea16 1342 1342/1342 1342 ± 0.00002117 5.977 5.567/6.79 6.085 ± 0.8972
ea17 1342 1342/1342 1342 ± 0.00004268 6.006 5.602/7.034 6.087 ± 0.9297
ea18 1342 1342/1342 1342 ± 0.00004314 5.133 4.943/5.924 5.298 ± 0.6548
ea19 1342 1342/1342 1342 ± 0.000005673 5.919 5.673/6.708 6.069 ± 0.7714
ea20 1342 1342/1342 1342 ± 0.00003762 6.234 5.946/7.045 6.338 ± 0.9719
ea21 1342 1342/1342 1342 ± 0.00002562 5.597 5.219/6.384 5.756 ± 0.7775
ea22 1342 1342/1342 1342 ± 0.00003625 5.676 5.162/6.55 5.807 ± 0.7916
ea23 1342 1342/1342 1342 ± 0.00004315 6.01 5.536/6.761 6.026 ± 0.9452
ea24 1342 1342/1342 1342 ± 0.0000184 5.284 4.882/6.175 5.492 ± 0.6526
ea25 1342 1342/1342 1342 ± 0.00004272 5.763 5.213/6.408 5.766 ± 0.8297
ea26 1342 1342/1342 1342 ± 0.00002419 5.942 5.813/6.909 6.168 ± 0.8174
ea27 1342 1342/1342 1342 ± 0.00004359 5.791 5.363/6.652 5.884 ± 0.8548
ea28 1342 1342/1342 1342 ± 0.00004276 5.763 5.655/6.755 6.023 ± 0.8558
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 ± 0.0000235 5.353 5.164/5.565 5.322 ± 0.3144
5 1342 1342/1342 1342 ± 0.0000258 5.723 5.522/5.987 5.74 ± 0.3228
6 1342 1342/1342 1342 ± 0.00002348 5.592 5.219/5.731 5.512 ± 0.2945
7 1342 1342/1342 1342 ± 0.00002348 5.608 5.397/5.761 5.538 ± 0.297
8 1342 1342/1342 1342 ± 0.00002348 5.538 5.216/5.654 5.462 ± 0.3308
9 1342 1342/1342 1342 ± 0.00002348 5.768 5.332/5.942 5.663 ± 0.345
10 1342 1342/1342 1342 ± 0.00002348 6.176 5.937/6.26 6.089 ± 0.3059
11 1342 1342/1342 1342 ± 0.00002348 6.418 6.084/6.613 6.353 ± 0.3277
12 1342 1342/1342 1342 ± 0.00002348 6.559 6.302/6.754 6.514 ± 0.3695
13 1342 1342/1342 1342 ± 0.00002348 6.961 6.72/7.256 6.903 ± 0.4314
14 1342 1342/1342 1342 ± 0.00002348 7.208 6.849/7.354 7.057 ± 0.4451
15 1342 1342/1342 1342 ± 0.00002356 6.655 6.383/6.909 6.583 ± 0.4174
16 1342 1342/1342 1342 ± 0.00005942 4.442 4.301/4.605 4.45 ± 0.2034
17 1342 1342/1342 1342 ± 0.00006068 4.419 4.252/4.731 4.473 ± 0.2826
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-07-12 04:35:17.717
End
2024-07-12 05:02:59.413
Duration
0:27:41.697
Note, WebLog generation is not included in the time.

CASA logs for stage 8