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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.413 5.287/6.03 5.497 ± 0.7636
ea02 1342 1342/1342 1342 ± 0.00004215 6.114 5.521/6.747 5.966 ± 0.9725
ea04 1342 1342/1342 1342 ± 0.00000472 5.376 5.102/6.103 5.425 ± 0.8336
ea05 1342 1342/1342 1342 ± 0.000006857 5.599 5.11/6.243 5.658 ± 0.7582
ea06 1342 1342/1342 1342 ± 0.000003424 4.859 4.741/5.302 4.808 ± 0.6696
ea07 1342 1342/1342 1342 ± 0.00004269 5.973 5.366/6.386 5.766 ± 0.8652
ea08 1342 1342/1342 1342 ± 0.00004267 6.19 5.69/6.885 6.093 ± 1.004
ea09 1342 1342/1342 1342 ± 0.00001749 5.702 5.175/6.537 5.738 ± 0.8136
ea10 1342 1342/1342 1342 ± 0.00004373 6.017 5.371/6.713 5.827 ± 0.9486
ea11 1342 1342/1342 1342 ± 0.00004348 5.94 5.302/6.629 5.742 ± 1.003
ea12 1342 1342/1342 1342 ± 0.000005488 5.862 5.482/6.693 5.808 ± 1.133
ea13 1342 1342/1342 1342 ± 0.00001872 5.959 5.705/6.509 6.038 ± 0.7707
ea14 1342 1342/1342 1342 ± 0.000003077 5.636 5.149/6.42 5.653 ± 0.7846
ea15 1342 1342/1342 1342 ± 0.000002194 5.406 5.093/6.367 5.607 ± 0.9173
ea16 1342 1342/1342 1342 ± 0.00001443 6.013 5.528/6.912 5.976 ± 0.9392
ea17 1342 1342/1342 1342 ± 0.00004406 5.963 5.526/6.757 5.904 ± 0.9782
ea18 1342 1342/1342 1342 ± 0.00003763 5.005 4.537/5.759 4.994 ± 0.7504
ea19 1342 1342/1342 1342 ± 0 5.785 5.567/6.818 5.999 ± 0.7996
ea20 1342 1342/1342 1342 ± 0.00001826 5.985 5.841/7.039 6.052 ± 1.165
ea21 1342 1342/1342 1342 ± 0.0000109 5.622 5.409/6.323 5.629 ± 0.7822
ea22 1342 1342/1342 1342 ± 0.00003487 5.39 5.153/6.425 5.63 ± 0.8165
ea23 1342 1342/1342 1342 ± 0.00003557 5.76 5.531/6.449 5.806 ± 0.8675
ea25 1342 1342/1342 1342 ± 0.00004269 5.523 5.275/6.378 5.566 ± 0.8595
ea26 1342 1342/1342 1342 ± 0.00002724 5.984 5.81/7.026 6.193 ± 0.9032
ea27 1342 1342/1342 1342 ± 0.00004374 5.633 5.186/6.508 5.622 ± 0.8925
ea28 1342 1342/1342 1342 ± 0.0000428 5.704 5.454/6.623 5.815 ± 0.9242
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 ± 0.00002359 5.485 5.322/5.805 5.52 ± 0.2849
5 1342 1342/1342 1342 ± 0.00002359 5.507 5.218/5.658 5.456 ± 0.3639
6 1342 1342/1342 1342 ± 0.00002536 5.319 5.086/5.452 5.28 ± 0.2846
7 1342 1342/1342 1342 ± 0.00002359 5.475 5.304/5.63 5.448 ± 0.2806
8 1342 1342/1342 1342 ± 0.00002359 5.45 5.222/5.573 5.39 ± 0.2957
9 1342 1342/1342 1342 ± 0.00002359 5.669 5.458/5.984 5.68 ± 0.3509
10 1342 1342/1342 1342 ± 0.00002359 6.124 5.891/6.308 6.085 ± 0.3371
11 1342 1342/1342 1342 ± 0.00002359 6.436 6.267/6.545 6.364 ± 0.3475
12 1342 1342/1342 1342 ± 0.00002359 6.628 6.414/6.805 6.564 ± 0.3841
13 1342 1342/1342 1342 ± 0.00002359 6.904 6.656/7.109 6.839 ± 0.406
14 1342 1342/1342 1342 ± 0.00002605 6.731 6.373/7.102 6.686 ± 0.5293
15 1342 1342/1342 1342 ± 0.00002459 6.715 6.457/7.02 6.651 ± 0.5099
16 1342 1342/1342 1342 ± 0.00006093 3.929 3.748/4.216 3.986 ± 0.3482
17 1342 1342/1342 1342 ± 0.00006095 4.147 3.963/4.334 4.129 ± 0.3448
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-01 12:49:49.460
End
2024-11-01 13:46:09.887
Duration
0:56:20.427
Note, WebLog generation is not included in the time.

CASA logs for stage 8