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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.292 5.216/5.917 5.357 ± 0.8836
ea02 1342 1342/1342 1342 ± 0.00004326 5.824 5.309/6.409 5.625 ± 1.069
ea03 1342 1342/1342 1342 ± 0.000002269 4.962 4.669/5.9 5.145 ± 0.7958
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001849 5.552 5.157/6.505 5.673 ± 0.8601
ea06 1342 1342/1342 1342 ± 0.00003738 4.614 4.489/5.002 4.556 ± 0.6063
ea07 1342 1342/1342 1342 ± 0.00004272 5.809 5.346/6.281 5.685 ± 0.9952
ea08 1342 1342/1342 1342 ± 0.00004355 6.032 5.563/6.715 5.882 ± 1.146
ea09 1342 1342/1342 1342 ± 0.00001488 5.483 5.171/6.229 5.452 ± 0.9339
ea10 1342 1342/1342 1342 ± 0.00004293 5.815 5.202/6.513 5.628 ± 1.014
ea11 1342 1342/1342 1342 ± 0.00004227 5.758 5.116/6.422 5.54 ± 1.01
ea12 1342 1342/1342 1342 ± 0.00003936 5.575 5.282/6.507 5.638 ± 1.056
ea13 1342 1342/1342 1342 ± 0.00001871 5.988 5.797/6.512 5.898 ± 0.946
ea14 1342 1342/1342 1342 ± 0.00002735 6.421 5.959/6.811 5.889 ± 1.18
ea15 1342 1342/1342 1342 ± 0.0000173 5.459 5.24/6.351 5.62 ± 1.025
ea16 1342 1342/1342 1342 ± 0.00003253 5.934 5.549/6.784 5.944 ± 1.075
ea17 1342 1342/1342 1342 ± 0.00004738 6.033 5.599/6.709 5.918 ± 1.106
ea18 1342 1342/1342 1342 ± 0.00004258 4.839 4.547/5.577 4.833 ± 0.7566
ea19 1342 1342/1342 1342 ± 0.0000129 5.442 5.189/6.351 5.607 ± 0.8143
ea20 1342 1342/1342 1342 ± 0.00004231 5.761 5.61/6.871 5.842 ± 1.101
ea21 1342 1342/1342 1342 ± 0.00002672 5.635 5.313/6.424 5.67 ± 0.9092
ea22 1342 1342/1342 1342 ± 0.0000427 5.436 5.106/6.285 5.446 ± 0.9952
ea23 1342 1342/1342 1342 ± 0.00004272 5.852 5.511/6.656 5.848 ± 1.079
ea25 1342 1342/1342 1342 ± 0.00004612 5.578 5.272/6.219 5.484 ± 0.9496
ea26 1342 1342/1342 1342 ± 0.00002085 5.815 5.593/6.569 5.849 ± 1.014
ea27 1342 1342/1342 1342 ± 0.00004644 5.528 5.124/6.42 5.49 ± 0.9766
ea28 1342 1342/1342 1342 ± 0.0000472 5.649 5.396/6.425 5.64 ± 1.019
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 ± 0.00002392 5.328 5.207/5.644 5.381 ± 0.3222
5 1342 1342/1342 1342 ± 0.00002392 5.383 5.163/5.597 5.343 ± 0.404
6 1342 1342/1342 1342 ± 0.00002392 5.345 5.181/5.418 5.279 ± 0.3263
7 1342 1342/1342 1342 ± 0.00002392 5.304 5.181/5.517 5.302 ± 0.3088
8 1342 1342/1342 1342 ± 0.00002392 5.318 5.155/5.53 5.292 ± 0.3397
9 1342 1342/1342 1342 ± 0.00002392 5.6 5.458/5.869 5.579 ± 0.3615
10 1342 1342/1342 1342 ± 0.00002348 6.07 5.828/6.185 5.984 ± 0.3647
11 1342 1342/1342 1342 ± 0.00002348 6.357 6.173/6.429 6.258 ± 0.3672
12 1342 1342/1342 1342 ± 0.00002348 6.507 6.351/6.629 6.45 ± 0.3953
13 1342 1342/1342 1342 ± 0.00002351 6.731 6.481/6.94 6.656 ± 0.4432
14 1342 1342/1342 1342 ± 0.00004049 6.535 6.111/6.912 6.494 ± 0.5765
15 1342 1342/1342 1342 ± 0.00002349 6.826 6.567/7.045 6.721 ± 0.5436
16 1342 1342/1342 1342 ± 0.00005684 3.58 3.404/3.803 3.63 ± 0.3307
17 1342 1342/1342 1342 ± 0.00005773 3.656 3.458/3.847 3.661 ± 0.2968
datacolumn
residual_data
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-02 14:20:16.311
End
2024-11-02 15:12:19.112
Duration
0:52:02.801
Note, WebLog generation is not included in the time.

CASA logs for stage 8