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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.782 5.385/6.02 5.77 ± 0.4574
ea02 1342 1342/1342 1342 ± 0.000005166 6.047 5.555/6.48 6.105 ± 0.5477
ea05 1342 1342/1342 1342 ± 0 6.028 5.47/6.361 5.93 ± 0.6135
ea06 1342 1342/1342 1342 ± 0 4.881 4.771/5.233 4.989 ± 0.3011
ea07 1342 1342/1342 1342 ± 0.00001538 5.779 5.443/5.929 5.754 ± 0.4416
ea08 1342 1342/1342 1342 ± 0.00000404 6.082 5.841/6.699 6.301 ± 0.5511
ea09 1342 1342/1342 1342 ± 0.00002113 5.4 5.033/5.839 5.482 ± 0.4601
ea10 1342 1342/1342 1342 ± 0.000004871 5.71 5.389/6.392 5.908 ± 0.585
ea11 1342 1342/1342 1342 ± 0.000004391 6.013 5.497/6.382 6.045 ± 0.5518
ea12 1342 1342/1342 1342 ± 0.000002144 6.027 5.459/6.513 6.048 ± 0.6068
ea13 1342 1342/1342 1342 ± 0 6.346 5.817/6.547 6.246 ± 0.4905
ea14 1342 1342/1342 1342 ± 0.0000128 5.834 5.472/6.57 5.998 ± 0.627
ea15 1342 1342/1342 1342 ± 0 5.899 5.372/6.424 5.986 ± 0.6513
ea16 1342 1342/1342 1342 ± 0 5.396 5.274/5.619 5.366 ± 0.2537
ea17 1342 1342/1342 1342 ± 0.000004219 6.178 5.769/6.478 6.261 ± 0.5673
ea18 1342 1342/1342 1342 ± 0.0000012 5.275 4.959/5.789 5.356 ± 0.4789
ea19 1342 1342/1342 1342 ± 0 6.297 5.668/6.611 6.214 ± 0.5877
ea20 1342 1342/1342 1342 ± 0.000002144 6.455 5.896/6.811 6.456 ± 0.6004
ea21 1342 1342/1342 1342 ± 0 5.714 5.491/6.222 5.87 ± 0.5354
ea22 1342 1342/1342 1342 ± 0.000003223 6.16 5.353/6.395 5.96 ± 0.5973
ea23 1342 1342/1342 1342 ± 0.00001257 5.691 5.608/6.454 6.083 ± 0.67
ea25 1342 1342/1342 1342 ± 0 5.465 5.368/5.574 5.442 ± 0.1623
ea26 1342 1342/1342 1342 ± 0.000002714 6.062 5.601/6.574 6.08 ± 0.5289
ea27 1342 1342/1342 1342 ± 0.000037 5.666 5.485/6.12 5.877 ± 0.5203
ea28 1342 1342/1342 1342 ± 0.000006086 5.845 5.617/6.428 6.06 ± 0.5938
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 5.512 5.34/5.744 5.494 ± 0.2908
4 1342 1342/1342 1342 ± 0.00002466 5.413 5.202/5.528 5.362 ± 0.3503
5 1342 1342/1342 1342 ± 0.00002396 5.557 5.403/5.641 5.513 ± 0.3027
6 1342 1342/1342 1342 ± 0.00002396 5.443 5.349/5.565 5.421 ± 0.2686
7 1342 1342/1342 1342 ± 0.00002396 5.459 5.362/5.63 5.459 ± 0.2481
8 1342 1342/1342 1342 ± 0.00002396 5.489 5.265/5.618 5.425 ± 0.2909
9 1342 1342/1342 1342 ± 0.00002396 5.727 5.626/5.931 5.702 ± 0.3487
10 1342 1342/1342 1342 ± 0.00002494 6.166 5.944/6.299 6.085 ± 0.3538
11 1342 1342/1342 1342 ± 0.00002494 6.416 6.286/6.556 6.326 ± 0.381
12 1342 1342/1342 1342 ± 0.00002494 6.576 6.314/6.669 6.46 ± 0.3975
13 1342 1342/1342 1342 ± 0.00002494 6.991 6.729/7.172 6.876 ± 0.4268
14 1342 1342/1342 1342 ± 0.00002991 7.277 7.083/7.543 7.174 ± 0.5269
15 1342 1342/1342 1342 ± 0.0000289 6.359 6.14/6.587 6.306 ± 0.4115
16 1342 1342/1342 1342 ± 0.00003353 6.011 5.685/6.303 5.959 ± 0.4113
17 1342 1342/1342 1342 ± 0.00003465 6.016 5.694/6.266 5.949 ± 0.4029
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-05-01 06:10:11.272
End
2024-05-01 07:04:11.847
Duration
0:54:00.576
Note, WebLog generation is not included in the time.

CASA logs for stage 7