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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.383 5.299/6.208 5.621 ± 0.7884
ea02 1342 1342/1342 1342 ± 0.00004377 5.953 5.378/6.711 5.92 ± 0.9125
ea04 1342 1342/1342 1342 ± 0.00003591 5.455 5.082/6.076 5.479 ± 0.7596
ea05 1342 1342/1342 1342 ± 0.00002725 5.728 5.304/6.626 5.898 ± 0.8702
ea06 1342 1342/1342 1342 ± 0.00004098 5.255 4.862/5.819 5.255 ± 0.7207
ea07 1342 1342/1342 1342 ± 0.00004257 5.933 5.4/6.331 5.839 ± 0.8745
ea08 1342 1342/1342 1342 ± 0.00004374 6.101 5.604/6.987 6.126 ± 1.026
ea09 1342 1342/1342 1342 ± 0.00002809 5.424 4.983/5.894 5.367 ± 0.6457
ea10 1342 1342/1342 1342 ± 0.00004152 5.247 4.812/6.054 5.308 ± 0.7557
ea11 1342 1342/1342 1342 ± 0.00004334 6.025 5.446/6.651 5.942 ± 0.9463
ea12 1342 1342/1342 1342 ± 0.00004194 5.769 5.427/6.587 5.869 ± 0.9195
ea13 1342 1342/1342 1342 ± 0.00001797 5.7 5.577/6.284 5.875 ± 0.7139
ea14 1342 1342/1342 1342 ± 0.00004094 5.82 5.447/6.725 5.974 ± 0.9304
ea15 1342 1342/1342 1342 ± 0.0000311 5.66 5.359/6.52 5.791 ± 0.9271
ea16 1342 1342/1342 1342 ± 0.00003811 6.064 5.64/6.946 6.119 ± 0.994
ea17 1342 1342/1342 1342 ± 0.00004253 6.054 5.511/7.169 6.089 ± 0.9839
ea18 1342 1342/1342 1342 ± 0.00004315 5.031 4.875/5.847 5.189 ± 0.6768
ea19 1342 1342/1342 1342 ± 0.000009681 6.009 5.719/6.851 6.176 ± 0.911
ea20 1342 1342/1342 1342 ± 0.00004254 6.047 5.925/6.973 6.224 ± 0.9982
ea21 1342 1342/1342 1342 ± 0.00003867 5.736 5.396/6.512 5.827 ± 0.8596
ea22 1342 1342/1342 1342 ± 0.00003767 5.458 5.17/6.49 5.71 ± 0.8471
ea23 1342 1342/1342 1342 ± 0.00005281 6.464 6.23/7.184 6.128 ± 1.197
ea24 1342 1342/1342 1342 ± 0.00001914 5.256 4.866/6.09 5.429 ± 0.698
ea25 1342 1342/1342 1342 ± 0.00004246 5.713 5.369/6.503 5.766 ± 0.8817
ea26 1342 1342/1342 1342 ± 0.00002783 5.875 5.713/6.913 6.083 ± 0.899
ea27 1342 1342/1342 1342 ± 0.0000427 5.707 5.395/6.61 5.791 ± 0.8606
ea28 1342 1342/1342 1342 ± 0.00004406 5.803 5.542/6.761 5.996 ± 0.9139
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 ± 0.00002358 5.454 5.311/5.721 5.446 ± 0.3422
5 1342 1342/1342 1342 ± 0.00002392 5.482 5.142/5.72 5.443 ± 0.3989
6 1342 1342/1342 1342 ± 0.00002358 5.408 5.109/5.563 5.344 ± 0.2844
7 1342 1342/1342 1342 ± 0.00002358 5.388 5.2/5.58 5.395 ± 0.2856
8 1342 1342/1342 1342 ± 0.00002358 5.41 5.084/5.629 5.371 ± 0.3312
9 1342 1342/1342 1342 ± 0.00002384 5.711 5.342/5.937 5.666 ± 0.3278
10 1342 1342/1342 1342 ± 0.00002315 6.213 5.941/6.29 6.12 ± 0.3306
11 1342 1342/1342 1342 ± 0.00002315 6.456 6.088/6.639 6.388 ± 0.3386
12 1342 1342/1342 1342 ± 0.00002315 6.584 6.27/6.787 6.539 ± 0.3672
13 1342 1342/1342 1342 ± 0.00002315 6.956 6.589/7.173 6.859 ± 0.4277
14 1342 1342/1342 1342 ± 0.00002315 7.119 6.732/7.291 7.002 ± 0.4483
15 1342 1342/1342 1342 ± 0.00002508 6.687 6.378/6.952 6.616 ± 0.4542
16 1342 1342/1342 1342 ± 0.00005203 4.263 4.119/4.396 4.257 ± 0.2409
17 1342 1342/1342 1342 ± 0.0000547 4.288 4.137/4.497 4.319 ± 0.2786
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-08 02:16:36.126
End
2024-11-08 03:28:31.368
Duration
1:11:55.242
Note, WebLog generation is not included in the time.

CASA logs for stage 8