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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.538 5.188/6.284 5.6 ± 0.7836
ea02 1342 1342/1342 1342 ± 0.00004269 5.871 5.276/6.756 5.889 ± 0.9483
ea04 1342 1342/1342 1342 ± 0.000013 5.423 4.972/6.073 5.42 ± 0.7967
ea05 1342 1342/1342 1342 ± 0.00001939 5.416 4.958/6.189 5.575 ± 0.776
ea06 1342 1342/1342 1342 ± 0.00001536 4.923 4.607/5.31 4.831 ± 0.5841
ea07 1342 1342/1342 1342 ± 0.00004203 5.984 5.381/6.468 5.865 ± 0.9609
ea08 1342 1342/1342 1342 ± 0.00004152 6.044 5.532/6.891 6.12 ± 0.9949
ea09 1342 1342/1342 1342 ± 0.00003403 5.703 5.103/6.595 5.688 ± 0.8594
ea10 1342 1342/1342 1342 ± 0.0000367 6.011 5.44/6.81 5.967 ± 0.9239
ea11 1342 1342/1342 1342 ± 0.00004262 5.812 5.092/6.649 5.742 ± 0.9594
ea12 1342 1342/1342 1342 ± 0.0000194 5.698 5.261/6.668 5.774 ± 1.004
ea13 1342 1342/1342 1342 ± 0.00002676 5.839 5.594/6.438 5.958 ± 0.7823
ea14 1342 1342/1342 1342 ± 0.00002988 5.605 5.083/6.511 5.727 ± 0.8281
ea15 1342 1342/1342 1342 ± 0.000009323 5.311 5.039/6.29 5.522 ± 0.8936
ea16 1342 1342/1342 1342 ± 0.00002972 5.909 5.513/6.948 6.039 ± 0.9712
ea17 1342 1342/1342 1342 ± 0.00004225 5.937 5.516/7.095 6.002 ± 0.9795
ea18 1342 1342/1342 1342 ± 0.00004071 5.12 4.607/5.793 5.037 ± 0.7311
ea19 1342 1342/1342 1342 ± 0.000008066 5.955 5.42/6.712 5.988 ± 0.8373
ea20 1342 1342/1342 1342 ± 0.0000327 5.921 5.584/7.006 6.056 ± 1.06
ea21 1342 1342/1342 1342 ± 0.00002899 5.512 5.299/6.403 5.661 ± 0.8015
ea22 1342 1342/1342 1342 ± 0.00004256 5.278 5.078/6.461 5.587 ± 0.8634
ea23 1342 1342/1342 1342 ± 0.00003815 5.802 5.461/6.803 5.895 ± 1.003
ea25 1342 1342/1342 1342 ± 0.00004138 5.558 5.216/6.451 5.602 ± 0.8548
ea26 1342 1342/1342 1342 ± 0.00003837 5.864 5.48/6.948 6.049 ± 0.9504
ea27 1342 1342/1342 1342 ± 0.00004154 5.622 5.196/6.678 5.735 ± 0.9169
ea28 1342 1342/1342 1342 ± 0.00004204 5.86 5.364/6.718 5.877 ± 0.9603
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 ± 0.00002362 5.578 5.378/5.875 5.599 ± 0.2935
5 1342 1342/1342 1342 ± 0.00002362 5.287 5.056/5.529 5.261 ± 0.3672
6 1342 1342/1342 1342 ± 0.00002362 5.324 5.081/5.444 5.25 ± 0.2782
7 1342 1342/1342 1342 ± 0.00002362 5.324 5.238/5.478 5.315 ± 0.2681
8 1342 1342/1342 1342 ± 0.00002362 5.307 5.184/5.514 5.298 ± 0.297
9 1342 1342/1342 1342 ± 0.00002362 5.646 5.352/5.876 5.586 ± 0.3472
10 1342 1342/1342 1342 ± 0.00002362 6.136 5.87/6.249 6.047 ± 0.342
11 1342 1342/1342 1342 ± 0.00002362 6.423 6.261/6.556 6.359 ± 0.35
12 1342 1342/1342 1342 ± 0.00002362 6.638 6.439/6.803 6.579 ± 0.3838
13 1342 1342/1342 1342 ± 0.00002362 6.972 6.78/7.211 6.942 ± 0.4027
14 1342 1342/1342 1342 ± 0.00002362 6.967 6.711/7.269 6.921 ± 0.4807
15 1342 1342/1342 1342 ± 0.00002542 6.838 6.499/7.077 6.717 ± 0.5004
16 1342 1342/1342 1342 ± 0.00005847 4.131 3.945/4.34 4.15 ± 0.278
17 1342 1342/1342 1342 ± 0.00005884 4.195 4.027/4.383 4.212 ± 0.2766
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-26 11:39:24.195
End
2024-11-26 12:21:04.326
Duration
0:41:40.131
Note, WebLog generation is not included in the time.

CASA logs for stage 8