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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.636 5.489/6.389 5.936 ± 0.6646
ea02 1342 1342/1342 1342 ± 0.00004186 6.135 5.648/6.83 6.277 ± 0.6932
ea03 1342 1342/1342 1342 ± 0 5.76 4.987/6.241 5.658 ± 0.6532
ea04 1342 1342/1342 1342 ± 0 5.839 5.331/6.506 5.904 ± 0.6743
ea05 1342 1342/1342 1342 ± 0 6.152 5.548/6.73 6.079 ± 0.7465
ea06 1342 1342/1342 1342 ± 0 5.116 4.873/5.48 5.118 ± 0.4474
ea07 1342 1342/1342 1342 ± 0 6.148 5.722/6.573 6.252 ± 0.7028
ea08 1342 1342/1342 1342 ± 0 6.151 5.75/7.006 6.373 ± 0.7554
ea09 1342 1342/1342 1342 ± 0.000001266 6.008 5.432/6.738 6.045 ± 0.7328
ea10 1342 1342/1342 1342 ± 0.000001275 6.138 5.544/6.949 6.201 ± 0.7539
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.206 5.538/6.745 6.202 ± 0.7875
ea13 1342 1342/1342 1342 ± 0 6.588 5.971/6.655 6.358 ± 0.6662
ea14 1342 1342/1342 1342 ± 0 6.081 5.451/6.66 6.038 ± 0.7649
ea15 1342 1342/1342 1342 ± 0 6.266 5.669/6.826 6.31 ± 0.7826
ea16 1342 1342/1342 1342 ± 0 6.401 5.838/6.979 6.37 ± 0.8099
ea17 1342 1342/1342 1342 ± 0 6.411 6.105/7.483 6.705 ± 0.7031
ea18 1342 1342/1342 1342 ± 0 5.291 4.869/5.749 5.318 ± 0.572
ea19 1342 1342/1342 1342 ± 0 6.228 5.598/6.803 6.232 ± 0.6283
ea20 1342 1342/1342 1342 ± 0 6.293 5.643/6.888 6.221 ± 0.7557
ea21 1342 1342/1342 1342 ± 0 5.917 5.635/6.66 6.066 ± 0.6946
ea22 1342 1342/1342 1342 ± 0 5.927 5.448/6.439 5.93 ± 0.6247
ea23 1342 1342/1342 1342 ± 0 6.072 5.69/6.864 6.251 ± 0.7849
ea24 1342 1342/1342 1342 ± 0 6.095 5.678/6.861 6.196 ± 0.72
ea25 1342 1342/1342 1342 ± 0 5.895 5.5/6.547 5.99 ± 0.6522
ea26 1342 1342/1342 1342 ± 0 6.605 5.905/7.287 6.549 ± 0.7878
ea27 1342 1342/1342 1342 ± 0 5.827 5.611/6.798 6.086 ± 0.6897
ea28 1342 1342/1342 1342 ± 0 5.702 5.459/6.528 5.953 ± 0.6863
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 ± 0.00002319 5.598 5.342/5.734 5.522 ± 0.3028
4 1342 1342/1342 1342 ± 0.00002509 4.758 4.598/4.902 4.73 ± 0.2506
5 1342 1342/1342 1342 ± 0.00002319 5.609 5.424/5.866 5.598 ± 0.3637
6 1342 1342/1342 1342 ± 0.00002319 5.533 5.329/5.721 5.506 ± 0.317
7 1342 1342/1342 1342 ± 0.00002319 5.575 5.498/5.707 5.558 ± 0.2954
8 1342 1342/1342 1342 ± 0.00002319 5.487 5.385/5.682 5.492 ± 0.3311
9 1342 1342/1342 1342 ± 0.00002319 5.817 5.569/6.111 5.787 ± 0.3599
10 1342 1342/1342 1342 ± 0.0000232 6.293 6.125/6.537 6.27 ± 0.3506
11 1342 1342/1342 1342 ± 0.0000232 6.585 6.354/6.732 6.502 ± 0.3643
12 1342 1342/1342 1342 ± 0.0000232 6.7 6.535/6.865 6.668 ± 0.4041
13 1342 1342/1342 1342 ± 0.0000232 7.178 7.074/7.318 7.115 ± 0.4291
14 1342 1342/1342 1342 ± 0.0000232 7.309 7.171/7.624 7.31 ± 0.4678
15 1342 1342/1342 1342 ± 0.0000232 6.894 6.725/7.205 6.886 ± 0.4526
16 1342 1342/1342 1342 ± 0.00002363 6.123 5.905/6.374 6.141 ± 0.3657
17 1342 1342/1342 1342 ± 0.00002363 6.189 5.947/6.471 6.186 ± 0.3755
statwtmode
VLASS-SE
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-01-11 04:33:27.929
End
2025-01-11 05:31:55.171
Duration
0:58:27.242
Note, WebLog generation is not included in the time.

CASA logs for stage 8