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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.338 5.2/6.163 5.635 ± 0.5602
ea02 1342 1342/1342 1342 ± 0.00002394 5.756 5.301/6.551 5.951 ± 0.6841
ea04 1342 1342/1342 1342 ± 0.00001432 5.221 4.994/5.867 5.435 ± 0.5564
ea05 1342 1342/1342 1342 ± 0.000004059 5.418 5.221/6.472 5.751 ± 0.6621
ea06 1342 1342/1342 1342 ± 0.00001926 4.964 4.734/5.621 5.147 ± 0.5006
ea07 1342 1342/1342 1342 ± 0.00004091 5.515 5.264/6.164 5.754 ± 0.6556
ea08 1342 1342/1342 1342 ± 0.00003302 5.715 5.44/6.583 5.973 ± 0.6612
ea09 1342 1342/1342 1342 ± 0.000003398 5.209 4.912/5.764 5.307 ± 0.4828
ea10 1342 1342/1342 1342 ± 0.00004119 4.786 4.561/5.628 5.069 ± 0.529
ea11 1342 1342/1342 1342 ± 0.00004066 5.708 5.329/6.531 5.919 ± 0.7017
ea12 1342 1342/1342 1342 ± 0.00002494 5.469 5.174/6.114 5.643 ± 0.6123
ea13 1342 1342/1342 1342 ± 0 5.784 5.61/6.211 5.895 ± 0.4361
ea14 1342 1342/1342 1342 ± 0.00002562 5.479 5.258/6.45 5.844 ± 0.7034
ea15 1342 1342/1342 1342 ± 0.000007194 5.452 5.192/6.287 5.739 ± 0.6836
ea16 1342 1342/1342 1342 ± 0 5.804 5.475/6.407 5.974 ± 0.7315
ea17 1342 1342/1342 1342 ± 0.00004381 5.765 5.361/6.472 5.921 ± 0.6641
ea18 1342 1342/1342 1342 ± 0.0000364 4.899 4.645/5.558 5.101 ± 0.5683
ea19 1342 1342/1342 1342 ± 0.000006745 5.601 5.416/6.72 6 ± 0.7019
ea20 1342 1342/1342 1342 ± 0.00002821 5.695 5.628/6.479 5.965 ± 0.6992
ea21 1342 1342/1342 1342 ± 0.000004798 5.427 5.127/6.21 5.661 ± 0.607
ea22 1342 1342/1342 1342 ± 0.000006531 5.412 5.18/6.264 5.753 ± 0.6457
ea23 1342 1342/1342 1342 ± 0.00004004 5.598 5.268/6.533 5.935 ± 0.7533
ea24 1342 1342/1342 1342 ± 0 5.183 4.875/6.018 5.417 ± 0.5711
ea25 1342 1342/1342 1342 ± 0.00004215 5.293 5.098/6.127 5.588 ± 0.6133
ea26 1342 1342/1342 1342 ± 0 5.717 5.548/6.735 6.077 ± 0.6742
ea27 1342 1342/1342 1342 ± 0.00004371 5.494 5.193/6.404 5.715 ± 0.649
ea28 1342 1342/1342 1342 ± 0.00004163 5.587 5.366/6.524 5.897 ± 0.7364
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 ± 0.00002323 5.355 5.141/5.53 5.282 ± 0.2976
4 1342 1342/1342 1342 ± 0.00002489 5.02 4.855/5.158 5 ± 0.2982
5 1342 1342/1342 1342 ± 0.00002331 5.237 5.043/5.428 5.219 ± 0.3458
6 1342 1342/1342 1342 ± 0.00002323 5.265 4.999/5.422 5.234 ± 0.2838
7 1342 1342/1342 1342 ± 0.00002323 5.295 5.091/5.441 5.245 ± 0.2764
8 1342 1342/1342 1342 ± 0.00002323 5.287 4.978/5.405 5.213 ± 0.3153
9 1342 1342/1342 1342 ± 0.00002323 5.587 5.261/5.789 5.5 ± 0.3327
10 1342 1342/1342 1342 ± 0.00002323 6.04 5.816/6.121 5.942 ± 0.3184
11 1342 1342/1342 1342 ± 0.00002323 6.261 6.019/6.472 6.209 ± 0.3274
12 1342 1342/1342 1342 ± 0.00002323 6.459 6.165/6.582 6.372 ± 0.3535
13 1342 1342/1342 1342 ± 0.00002323 6.864 6.459/7.103 6.801 ± 0.419
14 1342 1342/1342 1342 ± 0.00002983 7.025 6.763/7.18 6.852 ± 0.4746
15 1342 1342/1342 1342 ± 0.00002323 6.404 6.097/6.657 6.343 ± 0.4338
16 1342 1342/1342 1342 ± 0.00006088 4.965 4.813/5.129 4.959 ± 0.2454
17 1342 1342/1342 1342 ± 0.00005883 5.232 5.071/5.454 5.249 ± 0.3175
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-17 06:17:24.695
End
2025-01-17 06:47:02.377
Duration
0:29:37.682
Note, WebLog generation is not included in the time.

CASA logs for stage 8