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 5.581 5.382/6.236 5.765 ± 0.5324
ea02 1342 1342/1342 1342 ± 0.00001439 5.876 5.481/6.554 6.002 ± 0.6516
ea04 1342 1342/1342 1342 ± 0.000005136 5.531 5.196/6.018 5.644 ± 0.4883
ea05 1342 1342/1342 1342 ± 0 5.863 5.488/6.466 5.904 ± 0.5633
ea06 1342 1342/1342 1342 ± 0 5.642 5.204/6.035 5.647 ± 0.4801
ea07 1342 1342/1342 1342 ± 0 5.236 5.173/5.663 5.344 ± 0.2436
ea08 1342 1342/1342 1342 ± 0.00002843 5.986 5.64/6.701 6.18 ± 0.6555
ea09 1342 1342/1342 1342 ± 0 5.359 5.035/5.941 5.451 ± 0.4768
ea10 1342 1342/1342 1342 ± 0.00003619 5.324 5.087/6.072 5.504 ± 0.5632
ea11 1342 1342/1342 1342 ± 0 5.747 5.429/6.425 5.94 ± 0.6069
ea13 1342 1342/1342 1342 ± 0 5.987 5.81/6.23 6.118 ± 0.4309
ea14 1342 1342/1342 1342 ± 0.00001618 5.919 5.521/6.518 6.033 ± 0.616
ea15 1342 1342/1342 1342 ± 0 5.946 5.49/6.43 6.039 ± 0.6492
ea16 1342 1342/1342 1342 ± 0.00001838 6.034 5.653/6.668 6.154 ± 0.6717
ea17 1342 1342/1342 1342 ± 0.00001135 5.7 5.496/5.871 5.697 ± 0.2134
ea18 1342 1342/1342 1342 ± 0 5.158 4.894/5.673 5.221 ± 0.4801
ea19 1342 1342/1342 1342 ± 0 5.746 5.698/5.907 5.779 ± 0.1173
ea20 1342 1342/1342 1342 ± 0 6.231 5.798/6.763 6.249 ± 0.6028
ea21 1342 1342/1342 1342 ± 0 5.658 5.489/6.329 5.888 ± 0.5295
ea22 1342 1342/1342 1342 ± 0 5.553 5.295/6.425 5.819 ± 0.6374
ea23 1342 1342/1342 1342 ± 0.000001872 5.745 5.62/6.591 6.087 ± 0.6389
ea24 1342 1342/1342 1342 ± 0 5.83 5.111/6.255 5.654 ± 0.5728
ea25 1342 1342/1342 1342 ± 0.000002623 5.543 5.24/6.222 5.752 ± 0.57
ea26 1342 1342/1342 1342 ± 0 6.116 5.822/6.904 6.283 ± 0.6491
ea27 1342 1342/1342 1342 ± 0.000007199 5.602 5.282/5.629 5.469 ± 0.2122
ea28 1342 1342/1342 1342 ± 0.00004068 5.669 5.521/6.504 5.926 ± 0.627
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 ± 0.00002373 5.59 5.368/5.71 5.528 ± 0.2624
3 1342 1342/1342 1342 ± 0.00002471 5.145 4.96/5.377 5.187 ± 0.3409
4 1342 1342/1342 1342 ± 0.00004429 5.134 4.879/5.294 5.123 ± 0.3997
5 1342 1342/1342 1342 ± 0.00002373 5.473 5.311/5.703 5.487 ± 0.2942
6 1342 1342/1342 1342 ± 0.00002373 5.482 5.203/5.636 5.426 ± 0.2648
7 1342 1342/1342 1342 ± 0.00002373 5.484 5.21/5.637 5.449 ± 0.2626
8 1342 1342/1342 1342 ± 0.00002373 5.448 5.088/5.594 5.381 ± 0.2922
9 1342 1342/1342 1342 ± 0.00002374 5.694 5.439/5.922 5.649 ± 0.3108
10 1342 1342/1342 1342 ± 0.00002574 6.071 5.879/6.212 6.007 ± 0.3167
11 1342 1342/1342 1342 ± 0.00002574 6.245 6.044/6.425 6.227 ± 0.302
12 1342 1342/1342 1342 ± 0.00002574 6.424 6.207/6.56 6.369 ± 0.301
13 1342 1342/1342 1342 ± 0.00002574 6.864 6.427/7.014 6.762 ± 0.3566
14 1342 1342/1342 1342 ± 0.00002574 7.04 6.602/7.262 6.964 ± 0.3806
15 1342 1342/1342 1342 ± 0.00002574 6.71 6.341/6.967 6.619 ± 0.4066
16 1342 1342/1342 1342 ± 0.00004284 5.669 5.493/5.979 5.721 ± 0.35
17 1342 1342/1342 1342 ± 0.00004173 5.739 5.523/6.037 5.762 ± 0.3324
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-13 00:12:31.425
End
2024-04-13 00:59:14.522
Duration
0:46:43.097
Note, WebLog generation is not included in the time.

CASA logs for stage 7