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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.32 5.242/5.96 5.382 ± 0.8126
ea02 1342 1342/1342 1342 ± 0.00004143 5.917 5.37/6.61 5.772 ± 1.015
ea05 1342 1342/1342 1342 ± 0.0000173 5.713 5.098/6.156 5.57 ± 0.7403
ea06 1342 1342/1342 1342 ± 0.000002936 4.742 4.615/5.204 4.743 ± 0.6138
ea07 1342 1342/1342 1342 ± 0.00004284 5.842 5.357/5.932 5.511 ± 0.8092
ea08 1342 1342/1342 1342 ± 0.0000415 6.04 5.626/6.961 6.018 ± 1.079
ea09 1342 1342/1342 1342 ± 0.00001466 5.181 4.906/5.736 5.202 ± 0.6416
ea10 1342 1342/1342 1342 ± 0.00004338 5.59 5.235/6.447 5.609 ± 0.9518
ea11 1342 1342/1342 1342 ± 0.00004099 5.591 5.289/6.476 5.653 ± 1.011
ea12 1342 1342/1342 1342 ± 0.000003139 5.49 5.222/6.406 5.593 ± 0.9915
ea13 1342 1342/1342 1342 ± 0.00002029 5.9 5.651/6.379 5.904 ± 0.8216
ea14 1342 1342/1342 1342 ± 0.00001748 6.544 6.036/6.721 5.992 ± 1.071
ea15 1342 1342/1342 1342 ± 0 5.179 4.958/6.227 5.485 ± 0.893
ea16 1342 1342/1342 1342 ± 0 5.184 5.044/5.4 5.172 ± 0.2156
ea17 1342 1342/1342 1342 ± 0.0000428 5.789 5.587/6.688 5.834 ± 1.049
ea18 1342 1342/1342 1342 ± 0.00002424 4.987 4.632/5.717 4.979 ± 0.8088
ea19 1342 1342/1342 1342 ± 0.00000157 5.856 5.445/6.439 5.807 ± 0.7481
ea20 1342 1342/1342 1342 ± 0.00001836 5.863 5.62/6.767 5.91 ± 1.133
ea21 1342 1342/1342 1342 ± 0.0000244 5.632 5.387/6.269 5.59 ± 0.795
ea22 1342 1342/1342 1342 ± 0.00003355 5.487 5.08/6.517 5.617 ± 0.9286
ea23 1342 1342/1342 1342 ± 0.00003967 5.608 5.523/6.439 5.77 ± 0.8876
ea25 1342 1342/1342 1342 ± 0 5.363 5.313/5.431 5.356 ± 0.1698
ea26 1342 1342/1342 1342 ± 0.0000267 5.67 5.536/6.637 5.828 ± 0.8528
ea27 1342 1342/1342 1342 ± 0.00004507 5.433 5.145/6.435 5.513 ± 0.9241
ea28 1342 1342/1342 1342 ± 0.00004206 5.68 5.394/6.483 5.681 ± 0.9604
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 ± 0.00002449 5.548 5.308/5.793 5.503 ± 0.3301
3 1342 1342/1342 1342 ± 0.00002653 5.286 5.088/5.539 5.309 ± 0.3229
5 1342 1342/1342 1342 ± 0.00002449 5.474 5.283/5.605 5.399 ± 0.3763
6 1342 1342/1342 1342 ± 0.00002449 5.35 5.129/5.47 5.311 ± 0.3046
7 1342 1342/1342 1342 ± 0.00002449 5.318 5.182/5.533 5.319 ± 0.2695
8 1342 1342/1342 1342 ± 0.00002449 5.369 5.102/5.548 5.286 ± 0.3012
9 1342 1342/1342 1342 ± 0.00002449 5.64 5.428/5.868 5.58 ± 0.3729
10 1342 1342/1342 1342 ± 0.00002499 6.086 5.852/6.226 5.986 ± 0.3831
11 1342 1342/1342 1342 ± 0.00002499 6.4 6.101/6.496 6.273 ± 0.3885
12 1342 1342/1342 1342 ± 0.00002499 6.522 6.2/6.673 6.44 ± 0.3963
13 1342 1342/1342 1342 ± 0.0000253 6.83 6.444/6.951 6.693 ± 0.4028
14 1342 1342/1342 1342 ± 0.00003353 6.496 6.096/6.988 6.5 ± 0.5215
15 1342 1342/1342 1342 ± 0.00002543 6.697 6.464/6.863 6.588 ± 0.5175
16 1342 1342/1342 1342 ± 0.00006031 3.681 3.499/3.957 3.732 ± 0.2985
17 1342 1342/1342 1342 ± 0.00006103 3.864 3.682/4.117 3.884 ± 0.3056
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-10-31 03:28:07.406
End
2024-10-31 04:27:17.376
Duration
0:59:09.970
Note, WebLog generation is not included in the time.

CASA logs for stage 8