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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.485 5.323/5.907 5.648 ± 0.4905
ea02 1342 1342/1342 1342 ± 0 5.763 5.444/6.386 5.95 ± 0.5571
ea04 1342 1342/1342 1342 ± 0 5.614 5.307/6.219 5.769 ± 0.5131
ea05 1342 1342/1342 1342 ± 0 5.808 5.367/6.103 5.776 ± 0.474
ea06 1342 1342/1342 1342 ± 0 2.965 2.911/3.205 3.056 ± 0.1862
ea07 1342 1342/1342 1342 ± 0 5.512 5.368/5.758 5.541 ± 0.2143
ea08 1342 1342/1342 1342 ± 0.000001088 5.712 5.433/6.38 5.921 ± 0.5529
ea09 1342 1342/1342 1342 ± 0 4.744 4.613/5.201 4.862 ± 0.2968
ea10 1342 1342/1342 1342 ± 0 5.456 5.253/6.224 5.705 ± 0.499
ea11 1342 1342/1342 1342 ± 0.00000107 5.798 5.513/6.397 5.954 ± 0.5352
ea12 1342 1342/1342 1342 ± 0 5.678 5.259/5.923 5.669 ± 0.3961
ea13 1342 1342/1342 1342 ± 0 6.114 5.748/6.218 6.091 ± 0.4216
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.038 4.969/5.181 5.075 ± 0.2268
ea17 1342 1342/1342 1342 ± 0.000003855 6.005 5.737/6.46 6.157 ± 0.5124
ea18 1342 1342/1342 1342 ± 0 5.102 4.825/5.417 5.138 ± 0.3798
ea19 1342 1342/1342 1342 ± 0 6.266 5.952/6.545 6.282 ± 0.3241
ea21 1342 1342/1342 1342 ± 0 5.827 5.535/6.323 5.969 ± 0.5044
ea22 1342 1342/1342 1342 ± 0 5.243 5.12/5.871 5.463 ± 0.4587
ea23 1342 1342/1342 1342 ± 0 6.14 5.561/6.525 6.104 ± 0.6173
ea25 1342 1342/1342 1342 ± 0.000001513 5.424 5.364/5.568 5.435 ± 0.1676
ea26 1342 1342/1342 1342 ± 0 5.538 5.396/6.111 5.714 ± 0.3953
ea27 1342 1342/1342 1342 ± 0.000003381 5.401 5.148/6.077 5.58 ± 0.4719
ea28 1342 1342/1342 1342 ± 0.000001852 5.668 5.448/6.378 5.896 ± 0.5726
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 ± 0.000026 5.574 5.362/5.686 5.485 ± 0.306
3 1342 1342/1342 1342 ± 0.00003169 5.274 5.112/5.705 5.391 ± 0.3343
4 1342 1342/1342 1342 ± 0.00002632 5.297 5.157/5.505 5.306 ± 0.3104
5 1342 1342/1342 1342 ± 0.00002601 5.373 5.235/5.544 5.364 ± 0.2951
6 1342 1342/1342 1342 ± 0.000026 5.334 5.223/5.419 5.294 ± 0.2688
7 1342 1342/1342 1342 ± 0.000026 5.379 5.227/5.488 5.328 ± 0.258
8 1342 1342/1342 1342 ± 0.000026 5.383 5.074/5.443 5.272 ± 0.3105
9 1342 1342/1342 1342 ± 0.000026 5.676 5.284/5.774 5.51 ± 0.3792
10 1342 1342/1342 1342 ± 0.000026 5.859 5.683/6.107 5.706 ± 0.6484
11 1342 1342/1342 1342 ± 0.000026 6.092 5.82/6.296 5.848 ± 0.7656
12 1342 1342/1342 1342 ± 0.000026 6.157 5.965/6.363 5.968 ± 0.7882
13 1342 1342/1342 1342 ± 0.000026 6.601 6.311/6.798 6.311 ± 0.8535
14 1342 1342/1342 1342 ± 0.000026 6.63 6.415/6.994 6.456 ± 0.8709
15 1342 1342/1342 1342 ± 0.000026 6.287 6.038/6.639 6.098 ± 0.868
16 1342 1342/1342 1342 ± 0.00002613 5.528 5.209/5.954 5.457 ± 0.7209
17 1342 1342/1342 1342 ± 0.00002607 5.531 5.329/5.886 5.483 ± 0.7037
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 08:19:29.969
End
2024-03-29 09:29:40.280
Duration
1:10:10.311
Note, WebLog generation is not included in the time.

CASA logs for stage 7