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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.11 5.053/5.921 5.383 ± 0.7005
ea02 1342 1342/1342 1342 ± 0.00003255 5.739 5.16/6.446 5.756 ± 0.9109
ea04 1342 1342/1342 1342 ± 0.00003444 5.092 4.781/5.82 5.165 ± 0.7396
ea05 1342 1342/1342 1342 ± 0.00002895 5.286 4.935/6.301 5.489 ± 0.7932
ea06 1342 1342/1342 1342 ± 0.00003771 5.001 4.789/5.624 5.051 ± 0.6888
ea07 1342 1342/1342 1342 ± 0.00002304 5.603 5.169/6.016 5.706 ± 0.7124
ea08 1342 1342/1342 1342 ± 0.00002111 5.902 5.445/6.681 6.095 ± 0.7779
ea09 1342 1342/1342 1342 ± 0.00003259 5.397 5.004/6.253 5.413 ± 0.8766
ea10 1342 1342/1342 1342 ± 0.00003035 5.512 4.956/6.229 5.528 ± 0.7751
ea11 1342 1342/1342 1342 ± 0.00003213 5.667 5.085/6.28 5.609 ± 0.7829
ea12 1342 1342/1342 1342 ± 0.00003894 5.415 5.049/6.271 5.482 ± 0.8751
ea13 1342 1342/1342 1342 ± 0.00002159 5.69 5.354/6.129 5.675 ± 0.8353
ea14 1342 1342/1342 1342 ± 0.00003654 5.537 5.183/6.405 5.747 ± 0.9238
ea15 1342 1342/1342 1342 ± 0.00003357 5.297 4.948/6.078 5.406 ± 0.9119
ea16 1342 1342/1342 1342 ± 0.00003418 5.514 5.132/6.36 5.623 ± 0.8793
ea17 1342 1342/1342 1342 ± 0.0000343 5.796 5.284/6.719 5.864 ± 0.8902
ea18 1342 1342/1342 1342 ± 0.00003354 4.755 4.578/5.44 4.833 ± 0.6384
ea19 1342 1342/1342 1342 ± 0.00001686 5.493 5.263/6.538 5.742 ± 0.8365
ea20 1342 1342/1342 1342 ± 0.00003699 5.694 5.51/6.61 5.845 ± 0.9004
ea21 1342 1342/1342 1342 ± 0.00002943 5.344 5.084/6.128 5.577 ± 0.7744
ea22 1342 1342/1342 1342 ± 0.00004157 5.356 5.026/6.423 5.552 ± 0.9893
ea23 1342 1342/1342 1342 ± 0.00002635 5.618 5.282/6.341 5.839 ± 0.8838
ea25 1342 1342/1342 1342 ± 0.00003305 5.386 5.056/6.132 5.46 ± 0.7449
ea27 1342 1342/1342 1342 ± 0.00003068 5.312 5.045/6.19 5.474 ± 0.7528
ea28 1342 1342/1342 1342 ± 0.00003551 5.435 5.18/6.381 5.638 ± 0.9098
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 ± 0.00002456 5.188 5.054/5.423 5.2 ± 0.2466
5 1342 1342/1342 1342 ± 0.00002489 5.124 4.96/5.365 5.142 ± 0.3826
6 1342 1342/1342 1342 ± 0.00002456 5.101 5.007/5.257 5.094 ± 0.2459
7 1342 1342/1342 1342 ± 0.00002456 5.084 4.987/5.214 5.1 ± 0.2028
8 1342 1342/1342 1342 ± 0.00002456 5.127 4.932/5.269 5.094 ± 0.244
9 1342 1342/1342 1342 ± 0.00002456 5.423 5.296/5.601 5.395 ± 0.284
10 1342 1342/1342 1342 ± 0.00002456 5.833 5.685/5.982 5.803 ± 0.2929
11 1342 1342/1342 1342 ± 0.00002456 6.1 5.975/6.251 6.078 ± 0.3011
12 1342 1342/1342 1342 ± 0.00002456 6.303 6.12/6.416 6.255 ± 0.3066
13 1342 1342/1342 1342 ± 0.00002456 6.618 6.253/6.716 6.505 ± 0.3512
14 1342 1342/1342 1342 ± 0.00002621 6.606 6.157/6.909 6.526 ± 0.4732
15 1342 1342/1342 1342 ± 0.00003107 6.546 6.378/6.87 6.547 ± 0.4057
16 1342 1342/1342 1342 ± 0.0000499 3.737 3.554/3.907 3.723 ± 0.2916
17 1342 1342/1342 1342 ± 0.00005084 3.764 3.483/4.164 3.843 ± 0.4847
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-11-06 13:30:03.935
End
2024-11-06 14:26:34.316
Duration
0:56:30.381
Note, WebLog generation is not included in the time.

CASA logs for stage 8