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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.273 5.186/6.155 5.552 ± 0.7707
ea02 1342 1342/1342 1342 ± 0.00003805 5.881 5.282/6.546 5.857 ± 0.9201
ea04 1342 1342/1342 1342 ± 0.00004291 5.347 5.103/6.041 5.385 ± 0.7906
ea05 1342 1342/1342 1342 ± 0.00002796 5.375 4.99/6.387 5.584 ± 0.9148
ea06 1342 1342/1342 1342 ± 0.00004538 5.21 4.985/6.043 5.335 ± 0.8028
ea07 1342 1342/1342 1342 ± 0.00003828 5.715 5.205/6.113 5.675 ± 0.7899
ea09 1342 1342/1342 1342 ± 0.00003202 5.563 5.095/6.329 5.519 ± 0.912
ea10 1342 1342/1342 1342 ± 0.00003738 5.153 4.681/5.796 5.181 ± 0.6781
ea11 1342 1342/1342 1342 ± 0.00003872 5.896 5.305/6.503 5.828 ± 0.8575
ea12 1342 1342/1342 1342 ± 0.00004154 5.599 5.375/6.512 5.751 ± 0.9444
ea13 1342 1342/1342 1342 ± 0.00002014 5.662 5.468/6.212 5.786 ± 0.8839
ea14 1342 1342/1342 1342 ± 0.00003584 5.583 5.303/6.518 5.805 ± 0.9121
ea15 1342 1342/1342 1342 ± 0.00004254 5.592 5.286/6.411 5.688 ± 0.9675
ea16 1342 1342/1342 1342 ± 0.00003394 5.752 5.362/6.786 5.975 ± 1.081
ea17 1342 1342/1342 1342 ± 0.00003911 5.862 5.331/6.837 5.957 ± 0.9258
ea18 1342 1342/1342 1342 ± 0.00003902 4.939 4.735/5.665 5.066 ± 0.6361
ea19 1342 1342/1342 1342 ± 0.00001656 5.638 5.397/6.702 5.844 ± 0.9397
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003313 5.499 5.221/6.28 5.642 ± 0.8599
ea22 1342 1342/1342 1342 ± 0.00004111 5.402 5.052/6.408 5.611 ± 0.9705
ea23 1342 1342/1342 1342 ± 0.00003742 5.763 5.354/6.51 5.84 ± 0.9071
ea24 1342 1342/1342 1342 ± 0.00002197 5.18 4.744/6.159 5.36 ± 0.8431
ea25 1342 1342/1342 1342 ± 0.00003787 5.57 5.213/6.269 5.623 ± 0.7824
ea26 1342 1342/1342 1342 ± 0.00003251 5.699 5.529/6.679 5.895 ± 1.014
ea27 1342 1342/1342 1342 ± 0.00003835 5.509 5.163/6.394 5.656 ± 0.7991
ea28 1342 1342/1342 1342 ± 0.00004003 5.645 5.359/6.529 5.842 ± 0.8571
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 ± 0.00002395 5.31 5.153/5.511 5.286 ± 0.2764
5 1342 1342/1342 1342 ± 0.0000386 5.015 4.758/5.106 4.964 ± 0.2158
6 1342 1342/1342 1342 ± 0.00002395 5.214 5.119/5.425 5.238 ± 0.2393
7 1342 1342/1342 1342 ± 0.00002395 5.266 5.101/5.387 5.22 ± 0.2292
8 1342 1342/1342 1342 ± 0.00002395 5.278 4.989/5.364 5.195 ± 0.2637
9 1342 1342/1342 1342 ± 0.00002395 5.562 5.261/5.701 5.49 ± 0.2646
10 1342 1342/1342 1342 ± 0.00002395 5.976 5.812/6.042 5.909 ± 0.2422
11 1342 1342/1342 1342 ± 0.00002395 6.247 6.042/6.4 6.187 ± 0.2489
12 1342 1342/1342 1342 ± 0.00002395 6.385 6.164/6.522 6.364 ± 0.2815
13 1342 1342/1342 1342 ± 0.00002412 6.59 6.327/6.765 6.53 ± 0.3805
14 1342 1342/1342 1342 ± 0.00002395 6.876 6.573/7.092 6.815 ± 0.4126
15 1342 1342/1342 1342 ± 0.00003422 6.722 6.469/6.955 6.667 ± 0.4414
16 1342 1342/1342 1342 ± 0.00005323 3.976 3.859/4.094 3.975 ± 0.1832
17 1342 1342/1342 1342 ± 0.00005031 3.908 3.761/4.086 3.932 ± 0.2746
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 19:58:32.698
End
2024-11-01 21:04:58.855
Duration
1:06:26.157
Note, WebLog generation is not included in the time.

CASA logs for stage 8