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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.287 5.21/6.009 5.497 ± 0.7102
ea02 1342 1342/1342 1342 ± 0.00003369 5.942 5.374/6.625 5.959 ± 0.877
ea04 1342 1342/1342 1342 ± 0.0000409 5.361 5.028/5.922 5.326 ± 0.7605
ea05 1342 1342/1342 1342 ± 0.0000116 5.526 5.156/6.494 5.675 ± 0.8601
ea06 1342 1342/1342 1342 ± 0.00003632 4.895 4.692/5.297 4.838 ± 0.5967
ea07 1342 1342/1342 1342 ± 0.00003168 5.856 5.38/6.196 5.77 ± 0.7856
ea08 1342 1342/1342 1342 ± 0.00003254 6.155 5.605/6.897 6.224 ± 0.9419
ea09 1342 1342/1342 1342 ± 0.00002879 5.584 5.171/6.378 5.595 ± 0.8139
ea10 1342 1342/1342 1342 ± 0.00003351 5.708 5.123/6.343 5.614 ± 0.8149
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003702 5.53 5.288/6.151 5.621 ± 0.8691
ea13 1342 1342/1342 1342 ± 0.00002479 5.9 5.7/6.384 5.966 ± 0.81
ea14 1342 1342/1342 1342 ± 0.00001964 5.777 5.391/6.636 5.843 ± 0.9626
ea15 1342 1342/1342 1342 ± 0.00003728 5.477 5.159/6.256 5.518 ± 0.9251
ea16 1342 1342/1342 1342 ± 0.00001983 5.857 5.438/6.632 5.833 ± 0.9757
ea17 1342 1342/1342 1342 ± 0.00003792 5.975 5.436/6.622 5.971 ± 0.8943
ea18 1342 1342/1342 1342 ± 0.00003749 4.909 4.75/5.476 5.001 ± 0.6527
ea19 1342 1342/1342 1342 ± 0.00001046 5.759 5.504/6.773 5.943 ± 0.8927
ea20 1342 1342/1342 1342 ± 0.0000367 5.861 5.654/6.717 5.949 ± 0.935
ea21 1342 1342/1342 1342 ± 0.00001621 5.64 5.306/6.371 5.681 ± 0.8862
ea22 1342 1342/1342 1342 ± 0.00003 5.431 5.143/6.442 5.698 ± 0.82
ea23 1342 1342/1342 1342 ± 0.00003015 5.854 5.457/6.565 5.913 ± 0.9417
ea25 1342 1342/1342 1342 ± 0.00003492 5.569 5.211/6.193 5.596 ± 0.7916
ea27 1342 1342/1342 1342 ± 0.00003391 5.513 5.15/6.366 5.592 ± 0.7881
ea28 1342 1342/1342 1342 ± 0.00003352 5.64 5.405/6.575 5.888 ± 0.862
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 ± 0.00002494 5.423 5.172/5.598 5.379 ± 0.2629
5 1342 1342/1342 1342 ± 0.00002892 5.351 5.179/5.496 5.344 ± 0.2881
6 1342 1342/1342 1342 ± 0.00002494 5.333 5.179/5.497 5.325 ± 0.255
7 1342 1342/1342 1342 ± 0.00002494 5.331 5.175/5.475 5.336 ± 0.2248
8 1342 1342/1342 1342 ± 0.00002494 5.379 5.12/5.525 5.323 ± 0.2448
9 1342 1342/1342 1342 ± 0.00002494 5.642 5.461/5.853 5.615 ± 0.304
10 1342 1342/1342 1342 ± 0.00002494 6.05 5.888/6.135 6.002 ± 0.2949
11 1342 1342/1342 1342 ± 0.00002494 6.301 6.147/6.434 6.289 ± 0.2865
12 1342 1342/1342 1342 ± 0.00002494 6.47 6.334/6.628 6.462 ± 0.2971
13 1342 1342/1342 1342 ± 0.00002494 6.789 6.478/6.963 6.68 ± 0.3788
14 1342 1342/1342 1342 ± 0.00002862 6.607 6.085/6.937 6.514 ± 0.538
15 1342 1342/1342 1342 ± 0.00002716 6.759 6.559/6.993 6.724 ± 0.3833
16 1342 1342/1342 1342 ± 0.00005495 3.596 3.465/3.818 3.645 ± 0.2607
17 1342 1342/1342 1342 ± 0.00005521 3.801 3.613/4.052 3.855 ± 0.3522
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 09:54:07.086
End
2024-11-02 10:57:26.775
Duration
1:03:19.689
Note, WebLog generation is not included in the time.

CASA logs for stage 8