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 5.325 5.252/6.015 5.412 ± 0.9001
ea02 1342 1342/1342 1342 ± 0.00004202 5.918 5.363/6.744 5.849 ± 1.097
ea04 1342 1342/1342 1342 ± 0.0000474 5.52 5.036/6.155 5.302 ± 0.9998
ea05 1342 1342/1342 1342 ± 0.00001092 5.562 5.041/6.219 5.532 ± 0.8546
ea06 1342 1342/1342 1342 ± 0.00004132 4.801 4.636/5.282 4.736 ± 0.7518
ea07 1342 1342/1342 1342 ± 0.00004181 5.746 5.318/6.22 5.595 ± 0.9415
ea08 1342 1342/1342 1342 ± 0.00004146 6.148 5.601/7.011 6.087 ± 1.135
ea09 1342 1342/1342 1342 ± 0.00002401 5.564 5.092/6.261 5.55 ± 0.8755
ea10 1342 1342/1342 1342 ± 0.00004314 5.486 5.16/6.424 5.559 ± 0.9903
ea11 1342 1342/1342 1342 ± 0.0000427 5.607 5.147/6.537 5.591 ± 1.015
ea12 1342 1342/1342 1342 ± 0.00004284 5.812 5.236/6.631 5.644 ± 1.102
ea13 1342 1342/1342 1342 ± 0.00001876 5.888 5.63/6.447 5.913 ± 0.8695
ea14 1342 1342/1342 1342 ± 0.00001957 5.666 5.202/6.648 5.707 ± 1.008
ea15 1342 1342/1342 1342 ± 0.00003882 5.36 5.118/6.331 5.47 ± 1.134
ea16 1342 1342/1342 1342 ± 0.00002151 5.734 5.379/6.375 5.677 ± 0.9778
ea17 1342 1342/1342 1342 ± 0.00004525 6.041 5.434/6.661 5.864 ± 1.092
ea18 1342 1342/1342 1342 ± 0.00004343 5.076 4.797/5.599 4.998 ± 0.7933
ea19 1342 1342/1342 1342 ± 0.000002071 5.734 5.403/6.549 5.81 ± 0.8621
ea20 1342 1342/1342 1342 ± 0.00004242 5.988 5.705/6.862 5.965 ± 1.114
ea21 1342 1342/1342 1342 ± 0.00001751 5.52 5.303/6.311 5.529 ± 0.8884
ea22 1342 1342/1342 1342 ± 0.00003136 5.377 5.067/6.524 5.599 ± 0.9396
ea23 1342 1342/1342 1342 ± 0.00003652 5.863 5.367/6.487 5.708 ± 1.042
ea25 1342 1342/1342 1342 ± 0.00004329 5.623 5.275/6.315 5.53 ± 0.957
ea27 1342 1342/1342 1342 ± 0.0000436 5.608 5.145/6.531 5.523 ± 0.9831
ea28 1342 1342/1342 1342 ± 0.00004322 5.767 5.355/6.696 5.795 ± 1.05
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 ± 0.000024 5.531 5.306/5.763 5.518 ± 0.2775
5 1342 1342/1342 1342 ± 0.00002616 5.314 5.091/5.458 5.307 ± 0.3086
6 1342 1342/1342 1342 ± 0.000024 5.265 5.115/5.351 5.237 ± 0.267
7 1342 1342/1342 1342 ± 0.000024 5.28 5.157/5.464 5.292 ± 0.2525
8 1342 1342/1342 1342 ± 0.000024 5.365 5.142/5.461 5.301 ± 0.2924
9 1342 1342/1342 1342 ± 0.000024 5.662 5.435/5.828 5.607 ± 0.3337
10 1342 1342/1342 1342 ± 0.000024 6.151 5.883/6.233 6.058 ± 0.3402
11 1342 1342/1342 1342 ± 0.000024 6.368 6.22/6.55 6.36 ± 0.347
12 1342 1342/1342 1342 ± 0.000024 6.573 6.418/6.753 6.551 ± 0.3676
13 1342 1342/1342 1342 ± 0.00002401 6.84 6.554/6.99 6.725 ± 0.3915
14 1342 1342/1342 1342 ± 0.00003224 6.338 5.949/6.715 6.323 ± 0.5595
15 1342 1342/1342 1342 ± 0.00002525 6.75 6.436/7.016 6.669 ± 0.5303
16 1342 1342/1342 1342 ± 0.00005374 3.472 3.305/3.726 3.505 ± 0.3401
17 1342 1342/1342 1342 ± 0.00005686 3.721 3.533/3.997 3.777 ± 0.3638
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2024-11-26 11:49:52.311
End
2024-11-26 12:45:44.268
Duration
0:55:51.957
Note, WebLog generation is not included in the time.

CASA logs for stage 8