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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.815 5.352/6.266 5.822 ± 0.5541
ea02 1342 1342/1342 1342 ± 0.00001395 5.928 5.476/6.637 6.053 ± 0.6509
ea04 1342 1342/1342 1342 ± 0 5.625 5.233/6.133 5.729 ± 0.538
ea05 1342 1342/1342 1342 ± 0 6.017 5.526/6.659 6.02 ± 0.6135
ea06 1342 1342/1342 1342 ± 0 5.647 5.13/6.019 5.608 ± 0.5049
ea07 1342 1342/1342 1342 ± 0 5.335 5.214/5.523 5.361 ± 0.1941
ea08 1342 1342/1342 1342 ± 0.00002265 6.015 5.67/6.795 6.242 ± 0.6786
ea09 1342 1342/1342 1342 ± 0 5.133 4.969/5.749 5.329 ± 0.4422
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000001527 5.792 5.442/6.517 6.002 ± 0.6143
ea13 1342 1342/1342 1342 ± 0 6.195 5.884/6.41 6.259 ± 0.4736
ea14 1342 1342/1342 1342 ± 0 6.169 5.506/6.616 6.115 ± 0.664
ea15 1342 1342/1342 1342 ± 0 6.029 5.471/6.514 6.085 ± 0.6901
ea16 1342 1342/1342 1342 ± 0 6.229 5.763/6.791 6.312 ± 0.7005
ea17 1342 1342/1342 1342 ± 0.00001008 5.748 5.618/5.895 5.759 ± 0.1758
ea18 1342 1342/1342 1342 ± 0.00000359 5.308 4.906/5.802 5.327 ± 0.5149
ea19 1342 1342/1342 1342 ± 0 5.77 5.698/5.925 5.813 ± 0.1101
ea20 1342 1342/1342 1342 ± 0 6.426 5.838/6.895 6.356 ± 0.6412
ea21 1342 1342/1342 1342 ± 0 5.83 5.518/6.416 5.992 ± 0.558
ea22 1342 1342/1342 1342 ± 0 5.507 5.268/6.492 5.833 ± 0.6441
ea23 1342 1342/1342 1342 ± 0.000007152 6.127 5.591/6.66 6.176 ± 0.6709
ea24 1342 1342/1342 1342 ± 0 5.982 5.171/6.415 5.776 ± 0.6076
ea25 1342 1342/1342 1342 ± 0.000005518 5.612 5.479/6.468 5.957 ± 0.6133
ea26 1342 1342/1342 1342 ± 0 6.21 5.795/7.028 6.33 ± 0.6873
ea27 1342 1342/1342 1342 ± 0.000001542 5.555 5.329/5.635 5.493 ± 0.165
ea28 1342 1342/1342 1342 ± 0.00004057 5.756 5.529/6.566 6.025 ± 0.6477
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 ± 0.00002399 5.521 5.354/5.672 5.507 ± 0.2383
3 1342 1342/1342 1342 ± 0.0000251 5.365 5.163/5.595 5.391 ± 0.2905
4 1342 1342/1342 1342 ± 0.00002599 5.383 5.179/5.537 5.345 ± 0.3209
5 1342 1342/1342 1342 ± 0.00002399 5.528 5.342/5.745 5.517 ± 0.3129
6 1342 1342/1342 1342 ± 0.0000241 5.487 5.232/5.649 5.445 ± 0.2778
7 1342 1342/1342 1342 ± 0.00002399 5.498 5.268/5.695 5.481 ± 0.2738
8 1342 1342/1342 1342 ± 0.00002399 5.517 5.207/5.617 5.424 ± 0.2977
9 1342 1342/1342 1342 ± 0.000024 5.74 5.559/5.966 5.705 ± 0.3299
10 1342 1342/1342 1342 ± 0.00002608 6.177 5.993/6.295 6.105 ± 0.3336
11 1342 1342/1342 1342 ± 0.00002608 6.413 6.279/6.508 6.341 ± 0.326
12 1342 1342/1342 1342 ± 0.00002608 6.5 6.369/6.669 6.475 ± 0.3344
13 1342 1342/1342 1342 ± 0.00002608 7.024 6.613/7.168 6.917 ± 0.3989
14 1342 1342/1342 1342 ± 0.00002608 7.198 6.927/7.387 7.114 ± 0.4129
15 1342 1342/1342 1342 ± 0.00002608 6.875 6.527/7.066 6.761 ± 0.4429
16 1342 1342/1342 1342 ± 0.00003945 5.953 5.641/6.215 5.933 ± 0.394
17 1342 1342/1342 1342 ± 0.0000385 5.868 5.726/6.235 5.965 ± 0.3536
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-13 03:35:18.962
End
2024-04-13 04:47:28.369
Duration
1:12:09.407
Note, WebLog generation is not included in the time.

CASA logs for stage 7