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 5.354 5.25/6.026 5.552 ± 0.6722
ea02 1342 1342/1342 1342 ± 0.00004545 5.872 5.382/6.477 5.744 ± 0.9451
ea05 1342 1342/1342 1342 ± 0.00001643 5.514 5.138/6.444 5.731 ± 0.7759
ea06 1342 1342/1342 1342 ± 0 4.893 4.83/5.436 4.972 ± 0.5623
ea07 1342 1342/1342 1342 ± 0.00003846 5.813 5.387/6.014 5.632 ± 0.7775
ea08 1342 1342/1342 1342 ± 0.00004286 6.087 5.63/6.758 5.983 ± 0.9819
ea09 1342 1342/1342 1342 ± 0.00003323 3.785 3.364/5.725 4.441 ± 1.132
ea10 1342 1342/1342 1342 ± 0.00003628 5.656 5.191/6.395 5.693 ± 0.73
ea11 1342 1342/1342 1342 ± 0 5.894 5.388/6.536 6.054 ± 0.6355
ea12 1342 1342/1342 1342 ± 0.00000483 5.639 5.367/6.582 5.816 ± 0.9225
ea13 1342 1342/1342 1342 ± 0.00002094 5.883 5.771/6.397 5.894 ± 0.7997
ea14 1342 1342/1342 1342 ± 0.00002373 6.502 5.799/6.887 6.134 ± 1.039
ea15 1342 1342/1342 1342 ± 0 5.387 5.169/6.179 5.601 ± 0.8276
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003655 5.957 5.649/6.75 6.008 ± 0.8259
ea18 1342 1342/1342 1342 ± 0.00002886 5.124 4.728/5.793 5.119 ± 0.7146
ea19 1342 1342/1342 1342 ± 0.00001216 5.691 5.46/6.7 5.929 ± 0.814
ea20 1342 1342/1342 1342 ± 0.00001123 5.963 5.785/7.007 6.112 ± 1.03
ea21 1342 1342/1342 1342 ± 0.00002265 5.501 5.328/6.356 5.716 ± 0.795
ea22 1342 1342/1342 1342 ± 0.0000396 5.437 5.16/6.285 5.498 ± 0.8845
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.408 5.401/5.427 5.397 ± 0.1533
ea26 1342 1342/1342 1342 ± 0.00002527 5.65 5.526/6.673 5.801 ± 0.8448
ea27 1342 1342/1342 1342 ± 0.00003711 5.553 5.452/6.45 5.709 ± 0.7345
ea28 1342 1342/1342 1342 ± 0.00005305 6.527 6.015/6.639 5.944 ± 1.14
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 ± 0.00002607 5.505 5.28/5.71 5.414 ± 0.4971
5 1342 1342/1342 1342 ± 0.00002645 5.423 5.253/5.587 5.307 ± 0.5468
6 1342 1342/1342 1342 ± 0.00002607 5.403 5.197/5.517 5.282 ± 0.5109
7 1342 1342/1342 1342 ± 0.00002607 5.385 5.188/5.494 5.281 ± 0.498
8 1342 1342/1342 1342 ± 0.00002607 5.328 5.113/5.476 5.21 ± 0.5122
9 1342 1342/1342 1342 ± 0.00002607 5.615 5.426/5.845 5.486 ± 0.5826
10 1342 1342/1342 1342 ± 0.0000255 6.044 5.846/6.196 6 ± 0.3562
11 1342 1342/1342 1342 ± 0.0000255 6.389 6.178/6.483 6.279 ± 0.3578
12 1342 1342/1342 1342 ± 0.0000255 6.543 6.178/6.666 6.439 ± 0.3731
13 1342 1342/1342 1342 ± 0.0000255 6.738 6.399/7.024 6.688 ± 0.4215
14 1342 1342/1342 1342 ± 0.00002724 6.676 6.201/6.983 6.602 ± 0.5147
15 1342 1342/1342 1342 ± 0.00002607 6.674 6.525/6.916 6.619 ± 0.4781
16 1342 1342/1342 1342 ± 0.000061 4.133 3.948/4.396 4.162 ± 0.295
17 1342 1342/1342 1342 ± 0.00006098 4.06 3.891/4.268 4.095 ± 0.3149
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-22 16:18:37.908
End
2024-04-22 17:23:49.082
Duration
1:05:11.174
Note, WebLog generation is not included in the time.

CASA logs for stage 7