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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.424 5.35/6.219 5.756 ± 0.6192
ea02 1342 1342/1342 1342 ± 0.0000422 5.959 5.453/6.725 6.081 ± 0.7832
ea04 1342 1342/1342 1342 ± 0 5.303 5.16/6.065 5.604 ± 0.5837
ea05 1342 1342/1342 1342 ± 0.000005327 5.604 5.444/6.577 5.937 ± 0.6748
ea06 1342 1342/1342 1342 ± 0 4.903 4.743/5.368 5.009 ± 0.4403
ea07 1342 1342/1342 1342 ± 0.00003215 5.958 5.487/6.348 6.086 ± 0.692
ea08 1342 1342/1342 1342 ± 0.00004233 6.01 5.652/6.929 6.286 ± 0.7902
ea09 1342 1342/1342 1342 ± 0.00002569 5.615 5.279/6.55 5.84 ± 0.7246
ea10 1342 1342/1342 1342 ± 0.00004222 5.686 5.36/6.821 6.062 ± 0.7952
ea11 1342 1342/1342 1342 ± 0.000003346 5.837 5.322/6.707 6.065 ± 0.7763
ea12 1342 1342/1342 1342 ± 0 5.679 5.414/6.592 5.968 ± 0.7565
ea13 1342 1342/1342 1342 ± 0.000007072 6.008 5.889/6.55 6.243 ± 0.6476
ea14 1342 1342/1342 1342 ± 0.000007526 5.68 5.437/6.523 5.979 ± 0.6898
ea15 1342 1342/1342 1342 ± 0 5.658 5.464/6.495 5.988 ± 0.7195
ea16 1342 1342/1342 1342 ± 0.00001159 6.036 5.754/6.901 6.338 ± 0.7806
ea17 1342 1342/1342 1342 ± 0.00004272 5.945 5.616/7.111 6.194 ± 0.7719
ea18 1342 1342/1342 1342 ± 0.000001156 4.94 4.721/5.672 5.127 ± 0.581
ea19 1342 1342/1342 1342 ± 0 5.903 5.677/6.902 6.294 ± 0.6942
ea20 1342 1342/1342 1342 ± 0 5.868 5.732/6.948 6.196 ± 0.7809
ea21 1342 1342/1342 1342 ± 0.00001062 5.618 5.444/6.502 5.971 ± 0.6561
ea22 1342 1342/1342 1342 ± 0.00003726 5.358 5.063/6.255 5.647 ± 0.7567
ea23 1342 1342/1342 1342 ± 0.00002371 5.656 5.569/6.747 6.169 ± 0.7898
ea25 1342 1342/1342 1342 ± 0.00002488 5.666 5.344/6.488 5.825 ± 0.7525
ea26 1342 1342/1342 1342 ± 0.000001607 5.903 5.77/7.085 6.307 ± 0.7775
ea27 1342 1342/1342 1342 ± 0.00004233 5.55 5.252/6.584 5.884 ± 0.6981
ea28 1342 1342/1342 1342 ± 0.00004233 5.763 5.54/6.736 6.094 ± 0.7538
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 ± 0.00002384 5.524 5.343/5.768 5.516 ± 0.2815
4 1342 1342/1342 1342 ± 0.00002733 5.036 4.844/5.17 5.008 ± 0.3258
5 1342 1342/1342 1342 ± 0.00002384 5.545 5.274/5.701 5.514 ± 0.3208
6 1342 1342/1342 1342 ± 0.00002384 5.473 5.322/5.584 5.42 ± 0.3323
7 1342 1342/1342 1342 ± 0.00002384 5.459 5.354/5.667 5.46 ± 0.2778
8 1342 1342/1342 1342 ± 0.00002384 5.488 5.266/5.651 5.434 ± 0.3082
9 1342 1342/1342 1342 ± 0.00002384 5.731 5.599/5.976 5.701 ± 0.3392
10 1342 1342/1342 1342 ± 0.00002384 6.219 6.045/6.327 6.131 ± 0.3456
11 1342 1342/1342 1342 ± 0.00002384 6.497 6.255/6.598 6.373 ± 0.3579
12 1342 1342/1342 1342 ± 0.00002384 6.585 6.451/6.764 6.49 ± 0.5119
13 1342 1342/1342 1342 ± 0.00002384 7.086 6.995/7.308 7.047 ± 0.4212
14 1342 1342/1342 1342 ± 0.00002384 7.327 7.022/7.536 7.238 ± 0.4714
15 1342 1342/1342 1342 ± 0.00002384 6.904 6.765/7.191 6.866 ± 0.5103
16 1342 1342/1342 1342 ± 0.00005944 5.189 4.964/5.39 5.164 ± 0.3793
17 1342 1342/1342 1342 ± 0.00005846 5.285 5.089/5.493 5.266 ± 0.3505
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
Start time
2024-11-20 00:18:45.536
End
2024-11-20 01:27:11.213
Duration
1:08:25.676
Note, WebLog generation is not included in the time.

CASA logs for stage 8