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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.549 5.28/5.973 5.614 ± 0.4074
ea02 1342 1342/1342 1342 ± 0 5.756 5.414/6.306 5.9 ± 0.4808
ea04 1342 1342/1342 1342 ± 0 5.483 5.174/5.979 5.598 ± 0.5025
ea05 1342 1342/1342 1342 ± 0 5.31 5.049/5.676 5.359 ± 0.3891
ea06 1342 1342/1342 1342 ± 0 4.846 4.747/5.197 4.937 ± 0.266
ea07 1342 1342/1342 1342 ± 0 5.574 5.291/5.891 5.63 ± 0.4047
ea08 1342 1342/1342 1342 ± 0 5.65 5.277/6.078 5.701 ± 0.4344
ea09 1342 1342/1342 1342 ± 0 5.211 4.986/5.629 5.32 ± 0.3813
ea10 1342 1342/1342 1342 ± 0.00000373 5.215 4.959/5.896 5.367 ± 0.4335
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.629 5.321/5.924 5.684 ± 0.4157
ea13 1342 1342/1342 1342 ± 0 5.981 5.633/6.101 5.939 ± 0.4021
ea14 1342 1342/1342 1342 ± 0 5.516 5.104/5.955 5.549 ± 0.4764
ea15 1342 1342/1342 1342 ± 0 5.757 5.284/6.148 5.767 ± 0.5228
ea16 1342 1342/1342 1342 ± 0 5.54 5.332/5.914 5.644 ± 0.4104
ea17 1342 1342/1342 1342 ± 0.000003695 5.377 5.29/5.744 5.531 ± 0.349
ea18 1342 1342/1342 1342 ± 0 4.646 4.47/4.912 4.7 ± 0.3013
ea19 1342 1342/1342 1342 ± 0 5.429 5.104/5.786 5.438 ± 0.3655
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.54 5.368/6.17 5.749 ± 0.465
ea22 1342 1342/1342 1342 ± 0 4.937 4.763/5.445 5.047 ± 0.4344
ea23 1342 1342/1342 1342 ± 0 5.969 5.708/6.742 6.167 ± 0.6216
ea25 1342 1342/1342 1342 ± 0 5.618 5.413/6.11 5.779 ± 0.5088
ea26 1342 1342/1342 1342 ± 0 5.556 5.426/6.141 5.753 ± 0.4115
ea27 1342 1342/1342 1342 ± 0.00003912 5.266 5.106/5.83 5.366 ± 0.41
ea28 1342 1342/1342 1342 ± 0 5.728 5.519/6.44 5.971 ± 0.566
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 ± 0.00002443 5.401 5.176/5.51 5.369 ± 0.2636
3 1342 1342/1342 1342 ± 0.0000246 5.279 5.083/5.332 5.212 ± 0.2849
4 1342 1342/1342 1342 ± 0.00003152 4.924 4.75/5.15 4.96 ± 0.3405
5 1342 1342/1342 1342 ± 0.00002443 5.286 4.955/5.447 5.236 ± 0.3198
6 1342 1342/1342 1342 ± 0.00002443 5.16 5.037/5.366 5.173 ± 0.2702
7 1342 1342/1342 1342 ± 0.00002443 5.237 5.071/5.356 5.198 ± 0.2697
8 1342 1342/1342 1342 ± 0.00002443 5.194 4.961/5.368 5.14 ± 0.3068
9 1342 1342/1342 1342 ± 0.00002443 5.408 5.113/5.587 5.36 ± 0.3502
10 1342 1342/1342 1342 ± 0.00002443 5.72 5.477/6.001 5.706 ± 0.3474
11 1342 1342/1342 1342 ± 0.00002443 5.876 5.727/6.132 5.877 ± 0.3498
12 1342 1342/1342 1342 ± 0.00002443 5.992 5.83/6.157 5.918 ± 0.505
13 1342 1342/1342 1342 ± 0.00002443 6.331 6.055/6.538 6.307 ± 0.4488
14 1342 1342/1342 1342 ± 0.00002443 6.482 6.046/6.56 6.359 ± 0.4769
15 1342 1342/1342 1342 ± 0.00002443 6.099 5.676/6.219 5.969 ± 0.4402
16 1342 1342/1342 1342 ± 0.00003379 5.618 5.222/5.719 5.469 ± 0.3578
17 1342 1342/1342 1342 ± 0.00003259 5.455 5.197/5.675 5.415 ± 0.3708
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 15:41:36.396
End
2024-12-03 16:46:49.873
Duration
1:05:13.478
Note, WebLog generation is not included in the time.

CASA logs for stage 8