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 4.3 4.143/4.559 4.266 ± 0.3772
ea02 1342 1342/1342 1342 ± 0.00006085 4.551 4.298/4.74 4.438 ± 0.4303
ea04 1342 1342/1342 1342 ± 0.00001246 4.373 4.258/4.762 4.429 ± 0.4082
ea05 1342 1342/1342 1342 ± 0.000002936 5.214 4.929/6.221 5.439 ± 0.7392
ea06 1342 1342/1342 1342 ± 0.000003433 4.11 4.02/4.524 4.299 ± 0.4412
ea07 1342 1342/1342 1342 ± 0.00003754 5.201 4.709/5.506 5.097 ± 0.6424
ea08 1342 1342/1342 1342 ± 0.00003919 5.066 4.797/5.669 5.045 ± 0.6871
ea09 1342 1342/1342 1342 ± 0.00003961 4.905 4.628/5.546 4.992 ± 0.6638
ea10 1342 1342/1342 1342 ± 0.0000401 4.821 4.586/5.581 4.937 ± 0.637
ea11 1342 1342/1342 1342 ± 0.00002958 4.342 4.112/4.511 4.247 ± 0.3329
ea12 1342 1342/1342 1342 ± 0.0000224 4.867 4.661/5.467 4.926 ± 0.6242
ea13 1342 1342/1342 1342 ± 0.00003297 5.268 5.076/5.543 5.205 ± 0.5625
ea14 1342 1342/1342 1342 ± 0.00001191 4.725 4.534/5.152 4.768 ± 0.4576
ea15 1342 1342/1342 1342 ± 0.0000123 4.894 4.593/5.733 5.112 ± 0.7428
ea16 1342 1342/1342 1342 ± 0.000008435 5.294 5.029/6.052 5.429 ± 0.7151
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003585 4.463 4.204/4.696 4.376 ± 0.4289
ea19 1342 1342/1342 1342 ± 0.000002482 5.333 5.141/6.259 5.548 ± 0.7065
ea20 1342 1342/1342 1342 ± 0.00002801 4.389 4.236/4.7 4.428 ± 0.6371
ea21 1342 1342/1342 1342 ± 0.000005762 4.933 4.862/5.632 5.105 ± 0.5951
ea22 1342 1342/1342 1342 ± 0.00003837 5.001 4.582/5.669 5.04 ± 0.641
ea23 1342 1342/1342 1342 ± 0.00002716 4.898 4.593/5.345 4.892 ± 0.5537
ea25 1342 1342/1342 1342 ± 0.00003748 4.341 4.198/4.615 4.321 ± 0.4167
ea26 1342 1342/1342 1342 ± 0.00003299 5.285 5.081/6.035 5.353 ± 0.7555
ea27 1342 1342/1342 1342 ± 0.00004074 4.801 4.523/5.479 4.856 ± 0.5774
ea28 1342 1342/1342 1342 ± 0.00003231 4.357 4.22/4.623 4.362 ± 0.3188
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 ± 0.00002462 4.884 4.594/5.185 4.899 ± 0.2968
3 1342 1342/1342 1342 ± 0.00002772 4.417 4.026/4.756 4.406 ± 0.4359
5 1342 1342/1342 1342 ± 0.00002494 4.655 4.397/4.996 4.684 ± 0.3425
6 1342 1342/1342 1342 ± 0.00002462 4.73 4.251/4.965 4.643 ± 0.3864
7 1342 1342/1342 1342 ± 0.00002462 4.729 4.332/4.908 4.662 ± 0.3494
8 1342 1342/1342 1342 ± 0.00002462 4.678 4.263/4.869 4.591 ± 0.3495
9 1342 1342/1342 1342 ± 0.00002462 4.842 4.334/5.096 4.769 ± 0.4119
10 1342 1342/1342 1342 ± 0.00002462 5.163 4.539/5.455 5.075 ± 0.4535
11 1342 1342/1342 1342 ± 0.00002462 5.369 4.689/5.647 5.257 ± 0.5052
12 1342 1342/1342 1342 ± 0.00002462 5.485 4.753/5.73 5.333 ± 0.5568
13 1342 1342/1342 1342 ± 0.00002462 5.727 4.882/5.975 5.571 ± 0.6547
14 1342 1342/1342 1342 ± 0.00002526 5.775 4.925/6.172 5.679 ± 0.6982
15 1342 1342/1342 1342 ± 0.00002526 5.546 4.733/5.886 5.428 ± 0.6509
16 1342 1342/1342 1342 ± 0.00006053 3.823 3.629/3.961 3.828 ± 0.2896
17 1342 1342/1342 1342 ± 0.00006048 3.823 3.65/3.915 3.81 ± 0.279
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-16 07:11:10.597
End
2024-11-16 08:11:01.838
Duration
0:59:51.242
Note, WebLog generation is not included in the time.

CASA logs for stage 8