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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.137 5.095/5.934 5.473 ± 0.5036
ea02 1342 1342/1342 1342 ± 0.00004383 5.477 5.202/6.472 5.769 ± 0.701
ea04 1342 1342/1342 1342 ± 0.00001282 5.146 4.831/5.908 5.337 ± 0.5724
ea05 1342 1342/1342 1342 ± 0 5.232 5.024/6.107 5.494 ± 0.6127
ea06 1342 1342/1342 1342 ± 0.00001671 4.583 4.45/5.326 4.839 ± 0.5219
ea07 1342 1342/1342 1342 ± 0.00001506 5.389 4.975/5.713 5.426 ± 0.5357
ea08 1342 1342/1342 1342 ± 0.00003788 5.429 5.239/6.456 5.778 ± 0.6458
ea09 1342 1342/1342 1342 ± 0.00002047 5.238 5.006/6.224 5.488 ± 0.6136
ea10 1342 1342/1342 1342 ± 0.00002885 4.973 4.833/6.03 5.326 ± 0.5992
ea11 1342 1342/1342 1342 ± 0.00001315 5.322 5.055/6.259 5.614 ± 0.6489
ea12 1342 1342/1342 1342 ± 0.00001708 5.233 5.095/6.326 5.571 ± 0.7021
ea13 1342 1342/1342 1342 ± 0.000007201 5.57 5.503/6.231 5.873 ± 0.5602
ea14 1342 1342/1342 1342 ± 0.00001354 5.484 5.149/6.299 5.681 ± 0.6444
ea15 1342 1342/1342 1342 ± 0.00001217 5.196 4.854/5.93 5.38 ± 0.6475
ea16 1342 1342/1342 1342 ± 0.00001043 5.66 5.31/6.495 5.849 ± 0.7151
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00001244 4.794 4.537/5.547 4.937 ± 0.5319
ea19 1342 1342/1342 1342 ± 0.000002857 5.438 5.205/6.39 5.723 ± 0.6468
ea20 1342 1342/1342 1342 ± 0.00001856 5.63 5.329/6.656 5.923 ± 0.7385
ea21 1342 1342/1342 1342 ± 0.000005062 5.175 4.976/6.052 5.467 ± 0.5947
ea22 1342 1342/1342 1342 ± 0.00002458 5.337 5.034/6.324 5.613 ± 0.6634
ea23 1342 1342/1342 1342 ± 0.000005489 5.409 5.19/6.273 5.702 ± 0.6817
ea25 1342 1342/1342 1342 ± 0.00003817 5.092 4.996/5.945 5.426 ± 0.5545
ea26 1342 1342/1342 1342 ± 0.00001682 5.437 5.286/6.559 5.797 ± 0.6786
ea27 1342 1342/1342 1342 ± 0.00004012 5.175 4.972/6.072 5.412 ± 0.5573
ea28 1342 1342/1342 1342 ± 0.00004002 5.471 5.166/6.318 5.705 ± 0.6199
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 ± 0.00002419 5.093 4.923/5.26 5.11 ± 0.2634
3 1342 1342/1342 1342 ± 0.00002445 5.099 4.907/5.209 5.059 ± 0.2346
4 1342 1342/1342 1342 ± 0.00003124 4.752 4.602/4.895 4.692 ± 0.3048
5 1342 1342/1342 1342 ± 0.00002419 4.982 4.891/5.162 5.022 ± 0.2861
6 1342 1342/1342 1342 ± 0.00002419 5.024 4.855/5.253 5.03 ± 0.268
7 1342 1342/1342 1342 ± 0.00002419 5.135 4.978/5.241 5.106 ± 0.2498
8 1342 1342/1342 1342 ± 0.00002419 5.1 4.873/5.258 5.077 ± 0.261
9 1342 1342/1342 1342 ± 0.00002419 5.389 5.203/5.615 5.371 ± 0.2916
10 1342 1342/1342 1342 ± 0.00002419 5.787 5.639/5.952 5.783 ± 0.2787
11 1342 1342/1342 1342 ± 0.00002419 6.091 5.891/6.236 6.032 ± 0.3077
12 1342 1342/1342 1342 ± 0.00002419 6.259 5.949/6.33 6.175 ± 0.3071
13 1342 1342/1342 1342 ± 0.00002419 6.592 6.349/6.745 6.536 ± 0.3397
14 1342 1342/1342 1342 ± 0.00002551 6.638 6.422/6.927 6.64 ± 0.3709
15 1342 1342/1342 1342 ± 0.00002419 6.382 6.138/6.658 6.354 ± 0.3819
16 1342 1342/1342 1342 ± 0.00005592 5.155 4.939/5.367 5.116 ± 0.3243
17 1342 1342/1342 1342 ± 0.00005534 5.136 4.93/5.34 5.136 ± 0.3319
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2024-11-16 09:32:14.338
End
2024-11-16 10:32:42.796
Duration
1:00:28.459
Note, WebLog generation is not included in the time.

CASA logs for stage 8