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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.132 4.921/6.155 5.468 ± 0.816
ea02 1342 1342/1342 1342 ± 0.00003878 5.566 5.183/6.549 5.783 ± 0.9548
ea04 1342 1342/1342 1342 ± 0.00003766 5.115 4.99/6.011 5.411 ± 0.7245
ea05 1342 1342/1342 1342 ± 0.00002813 5.314 4.963/6.412 5.605 ± 0.8587
ea06 1342 1342/1342 1342 ± 0.00004323 5.512 4.683/6.003 5.324 ± 0.7807
ea07 1342 1342/1342 1342 ± 0.00003738 5.434 5.097/6.141 5.604 ± 0.8026
ea09 1342 1342/1342 1342 ± 0.00003199 5.294 5.001/6.262 5.469 ± 0.8233
ea10 1342 1342/1342 1342 ± 0.00003691 4.999 4.634/5.806 5.142 ± 0.7133
ea11 1342 1342/1342 1342 ± 0.00004021 5.61 5.07/6.474 5.732 ± 0.905
ea12 1342 1342/1342 1342 ± 0.00003763 5.414 5.321/6.513 5.751 ± 0.8755
ea13 1342 1342/1342 1342 ± 0.00001846 5.538 5.312/6.179 5.748 ± 0.8216
ea14 1342 1342/1342 1342 ± 0.00003567 5.278 5.022/6.504 5.665 ± 0.9212
ea15 1342 1342/1342 1342 ± 0.00003754 5.379 5.209/6.401 5.674 ± 0.8998
ea16 1342 1342/1342 1342 ± 0.00003177 5.656 5.298/6.725 5.871 ± 1.066
ea17 1342 1342/1342 1342 ± 0.00003974 5.588 5.184/6.834 5.882 ± 0.9751
ea18 1342 1342/1342 1342 ± 0.00003911 4.776 4.523/5.71 5.034 ± 0.6831
ea19 1342 1342/1342 1342 ± 0.00002272 5.546 5.352/6.684 5.824 ± 0.8826
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003359 5.331 5.126/6.271 5.588 ± 0.8296
ea22 1342 1342/1342 1342 ± 0.00003874 5.25 4.837/6.391 5.59 ± 0.9428
ea23 1342 1342/1342 1342 ± 0.00003697 5.57 5.177/6.536 5.797 ± 0.8952
ea24 1342 1342/1342 1342 ± 0.00002043 4.865 4.619/6.124 5.31 ± 0.8148
ea25 1342 1342/1342 1342 ± 0.00003891 5.468 4.909/6.196 5.519 ± 0.7977
ea26 1342 1342/1342 1342 ± 0.00003405 5.51 5.367/6.676 5.877 ± 0.9642
ea27 1342 1342/1342 1342 ± 0.00003732 5.319 4.995/6.389 5.569 ± 0.8287
ea28 1342 1342/1342 1342 ± 0.00003957 5.374 5.222/6.517 5.776 ± 0.8952
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 ± 0.00002397 5.025 4.731/5.247 5 ± 0.2942
5 1342 1342/1342 1342 ± 0.00003932 5.118 4.843/5.359 5.14 ± 0.3484
6 1342 1342/1342 1342 ± 0.00002397 5.159 4.995/5.318 5.12 ± 0.2416
7 1342 1342/1342 1342 ± 0.00002397 5.18 5.067/5.335 5.151 ± 0.2333
8 1342 1342/1342 1342 ± 0.00002397 5.177 4.961/5.282 5.1 ± 0.2731
9 1342 1342/1342 1342 ± 0.00002964 5.335 5.102/5.498 5.282 ± 0.2538
10 1342 1342/1342 1342 ± 0.00002393 5.969 5.812/6.035 5.894 ± 0.2386
11 1342 1342/1342 1342 ± 0.00002393 6.234 6.016/6.392 6.176 ± 0.244
12 1342 1342/1342 1342 ± 0.00002393 6.389 6.159/6.522 6.351 ± 0.2847
13 1342 1342/1342 1342 ± 0.00002393 6.61 6.317/6.815 6.538 ± 0.3849
14 1342 1342/1342 1342 ± 0.00002393 6.942 6.653/7.112 6.87 ± 0.3577
15 1342 1342/1342 1342 ± 0.00002681 6.595 6.293/6.841 6.55 ± 0.4003
16 1342 1342/1342 1342 ± 0.0000539 4.08 3.981/4.175 4.079 ± 0.1544
17 1342 1342/1342 1342 ± 0.00005091 4.047 3.887/4.244 4.079 ± 0.3382
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-11-01 14:24:18.463
End
2024-11-01 15:18:39.445
Duration
0:54:20.982
Note, WebLog generation is not included in the time.

CASA logs for stage 8