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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.461 5.119/5.872 5.568 ± 0.5144
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000004374 5.47 5.104/5.984 5.58 ± 0.5407
ea05 1342 1342/1342 1342 ± 0 5.598 5.215/6.205 5.732 ± 0.581
ea06 1342 1342/1342 1342 ± 0 4.966 4.781/5.366 5.058 ± 0.3775
ea07 1342 1342/1342 1342 ± 0 5.786 5.378/6.159 5.872 ± 0.5624
ea08 1342 1342/1342 1342 ± 0 5.788 5.383/6.466 5.933 ± 0.6544
ea09 1342 1342/1342 1342 ± 0 5.654 5.078/6.317 5.693 ± 0.6121
ea10 1342 1342/1342 1342 ± 0 5.67 5.198/6.475 5.794 ± 0.6672
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.77 5.302/6.236 5.866 ± 0.6085
ea13 1342 1342/1342 1342 ± 0 5.918 5.585/6.187 5.942 ± 0.4579
ea14 1342 1342/1342 1342 ± 0 5.708 5.185/6.271 5.734 ± 0.6385
ea15 1342 1342/1342 1342 ± 0 5.515 5.047/6.06 5.608 ± 0.6479
ea16 1342 1342/1342 1342 ± 0 6.044 5.494/6.474 6.089 ± 0.7135
ea17 1342 1342/1342 1342 ± 0.00000189 5.898 5.52/6.384 6.001 ± 0.6317
ea18 1342 1342/1342 1342 ± 0 4.993 4.706/5.399 5.064 ± 0.5005
ea19 1342 1342/1342 1342 ± 0 5.908 5.479/6.52 6.05 ± 0.6197
ea20 1342 1342/1342 1342 ± 0 6.035 5.682/6.688 6.145 ± 0.6467
ea21 1342 1342/1342 1342 ± 0 5.535 5.303/6.169 5.707 ± 0.5518
ea22 1342 1342/1342 1342 ± 0 5.538 5.132/6.24 5.671 ± 0.6414
ea23 1342 1342/1342 1342 ± 0 5.944 5.417/6.492 5.981 ± 0.6676
ea25 1342 1342/1342 1342 ± 0 5.47 5.149/5.95 5.57 ± 0.5579
ea26 1342 1342/1342 1342 ± 0 5.926 5.476/6.57 6.022 ± 0.6686
ea27 1342 1342/1342 1342 ± 0.00003147 5.471 5.081/6.297 5.656 ± 0.6086
ea28 1342 1342/1342 1342 ± 0 5.496 5.254/6.236 5.699 ± 0.6301
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 ± 0.00002444 5.366 5.145/5.554 5.346 ± 0.2451
3 1342 1342/1342 1342 ± 0.0000261 4.976 4.828/5.235 5.005 ± 0.2598
4 1342 1342/1342 1342 ± 0.0000245 5.106 4.962/5.28 5.111 ± 0.2867
5 1342 1342/1342 1342 ± 0.00002444 5.288 5.065/5.372 5.242 ± 0.2881
6 1342 1342/1342 1342 ± 0.00002473 5.078 4.897/5.19 5.062 ± 0.2507
7 1342 1342/1342 1342 ± 0.00002444 5.302 5.178/5.506 5.304 ± 0.2407
8 1342 1342/1342 1342 ± 0.00002444 5.32 5.077/5.47 5.257 ± 0.2694
9 1342 1342/1342 1342 ± 0.00002444 5.525 5.369/5.816 5.526 ± 0.3002
10 1342 1342/1342 1342 ± 0.00002444 5.962 5.828/6.14 5.938 ± 0.2961
11 1342 1342/1342 1342 ± 0.00002444 6.193 6.081/6.381 6.157 ± 0.3215
12 1342 1342/1342 1342 ± 0.00002444 6.324 6.115/6.509 6.294 ± 0.3454
13 1342 1342/1342 1342 ± 0.00002444 6.719 6.557/6.936 6.702 ± 0.3605
14 1342 1342/1342 1342 ± 0.00002444 6.834 6.709/7.154 6.847 ± 0.3842
15 1342 1342/1342 1342 ± 0.00002444 6.54 6.355/6.717 6.459 ± 0.3702
16 1342 1342/1342 1342 ± 0.00003011 5.843 5.73/6.085 5.843 ± 0.3155
17 1342 1342/1342 1342 ± 0.00003043 5.793 5.684/5.985 5.812 ± 0.2969
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 10:40:44.893
End
2024-05-01 11:47:45.658
Duration
1:07:00.765
Note, WebLog generation is not included in the time.

CASA logs for stage 7