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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.099 4.952/5.692 5.171 ± 0.7588
ea02 1342 1342/1342 1342 ± 0.0000402 5.733 5.132/6.34 5.605 ± 0.9152
ea04 1342 1342/1342 1342 ± 0.00004215 4.987 4.695/5.739 4.972 ± 0.8368
ea05 1342 1342/1342 1342 ± 0.00001333 5.294 4.965/6.08 5.377 ± 0.8159
ea06 1342 1342/1342 1342 ± 0.00004097 4.62 4.462/5.346 4.704 ± 0.7238
ea07 1342 1342/1342 1342 ± 0.00004079 5.522 4.98/5.892 5.323 ± 0.8188
ea08 1342 1342/1342 1342 ± 0.00003957 5.484 5.27/6.581 5.669 ± 0.9584
ea09 1342 1342/1342 1342 ± 0.00002713 5.115 4.954/6.153 5.343 ± 0.8142
ea10 1342 1342/1342 1342 ± 0.00004239 5.33 4.813/6.052 5.206 ± 0.856
ea11 1342 1342/1342 1342 ± 0.00004261 5.236 4.668/6.105 5.218 ± 0.8956
ea12 1342 1342/1342 1342 ± 0.00004083 5.306 5.012/6.032 5.299 ± 0.9087
ea13 1342 1342/1342 1342 ± 0.00002164 5.601 5.46/6.165 5.676 ± 0.8229
ea14 1342 1342/1342 1342 ± 0.00002372 5.354 4.986/6.229 5.362 ± 0.8998
ea15 1342 1342/1342 1342 ± 0.0000401 5.211 4.761/5.931 5.133 ± 0.9739
ea16 1342 1342/1342 1342 ± 0.00002672 5.447 4.895/6.462 5.569 ± 0.9864
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003859 4.666 4.333/5.217 4.708 ± 0.6372
ea19 1342 1342/1342 1342 ± 0.000005443 5.482 5.264/6.288 5.588 ± 0.8156
ea20 1342 1342/1342 1342 ± 0.00004268 5.54 5.16/6.465 5.549 ± 0.9795
ea21 1342 1342/1342 1342 ± 0.00002161 5.126 4.809/5.973 5.209 ± 0.8218
ea22 1342 1342/1342 1342 ± 0.00003077 5.306 4.977/6.314 5.442 ± 0.8565
ea23 1342 1342/1342 1342 ± 0.00003869 5.598 4.981/6.132 5.432 ± 0.8849
ea25 1342 1342/1342 1342 ± 0.00004229 5.047 4.773/5.846 5.204 ± 0.8195
ea26 1342 1342/1342 1342 ± 0.00002679 5.481 5.313/6.542 5.682 ± 0.8689
ea27 1342 1342/1342 1342 ± 0.00004336 5.09 4.852/6.104 5.21 ± 0.8428
ea28 1342 1342/1342 1342 ± 0.00004188 5.388 5.056/6.24 5.44 ± 0.8747
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 ± 0.00002396 5.015 4.909/5.312 5.089 ± 0.2649
3 1342 1342/1342 1342 ± 0.00004406 4.719 4.521/4.91 4.692 ± 0.3599
5 1342 1342/1342 1342 ± 0.00002475 4.938 4.671/5.221 4.943 ± 0.3362
6 1342 1342/1342 1342 ± 0.00002396 5.059 4.888/5.27 5.048 ± 0.2829
7 1342 1342/1342 1342 ± 0.00002396 5.1 4.941/5.212 5.093 ± 0.2482
8 1342 1342/1342 1342 ± 0.00002396 5.125 4.889/5.265 5.057 ± 0.2616
9 1342 1342/1342 1342 ± 0.00002396 5.356 5.258/5.561 5.352 ± 0.2955
10 1342 1342/1342 1342 ± 0.00002396 5.81 5.682/5.934 5.767 ± 0.304
11 1342 1342/1342 1342 ± 0.00002396 6.132 5.929/6.219 6.044 ± 0.3115
12 1342 1342/1342 1342 ± 0.00002396 6.231 6.008/6.339 6.178 ± 0.3025
13 1342 1342/1342 1342 ± 0.00002396 6.43 6.116/6.564 6.34 ± 0.3479
14 1342 1342/1342 1342 ± 0.00002944 6.119 5.795/6.475 6.13 ± 0.5032
15 1342 1342/1342 1342 ± 0.00002409 6.371 6.121/6.582 6.318 ± 0.3669
16 1342 1342/1342 1342 ± 0.00005419 3.511 3.345/3.794 3.546 ± 0.3207
17 1342 1342/1342 1342 ± 0.00005618 3.68 3.515/3.925 3.724 ± 0.3247
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-16 11:31:01.925
End
2024-11-16 12:26:44.289
Duration
0:55:42.364
Note, WebLog generation is not included in the time.

CASA logs for stage 8