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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.554 5.29/6.185 5.792 ± 0.605
ea02 1342 1342/1342 1342 ± 0.000006163 6.209 5.321/6.827 6.143 ± 0.7549
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00002849 5.601 5.339/6.427 5.863 ± 0.6891
ea06 1342 1342/1342 1342 ± 0.000001238 4.795 4.656/5.373 5.03 ± 0.4788
ea07 1342 1342/1342 1342 ± 0.0000231 5.859 5.402/6.047 5.841 ± 0.6056
ea08 1342 1342/1342 1342 ± 0.00002869 6.817 5.529/7.177 6.42 ± 0.8466
ea09 1342 1342/1342 1342 ± 0.0000058 5.157 4.87/5.755 5.292 ± 0.5311
ea10 1342 1342/1342 1342 ± 0.000036 5.654 5.109/6.456 5.797 ± 0.699
ea11 1342 1342/1342 1342 ± 0.00002178 5.879 5.358/6.544 5.963 ± 0.7833
ea12 1342 1342/1342 1342 ± 0.000006972 5.523 5.2/6.582 5.935 ± 0.8202
ea13 1342 1342/1342 1342 ± 0.000007206 5.879 5.61/6.323 6.09 ± 0.5681
ea14 1342 1342/1342 1342 ± 0.00001358 6.552 5.806/6.788 6.288 ± 0.7777
ea15 1342 1342/1342 1342 ± 0 5.395 5.281/6.335 5.849 ± 0.7071
ea16 1342 1342/1342 1342 ± 0.00000446 5.017 4.842/5.343 5.133 ± 0.4356
ea17 1342 1342/1342 1342 ± 0.00003696 5.964 5.637/7.004 6.233 ± 0.7729
ea18 1342 1342/1342 1342 ± 0 5.072 4.845/5.768 5.304 ± 0.5339
ea19 1342 1342/1342 1342 ± 0.00000403 6.181 5.558/6.777 6.187 ± 0.7105
ea20 1342 1342/1342 1342 ± 0.000005247 5.84 5.752/6.832 6.218 ± 0.8104
ea21 1342 1342/1342 1342 ± 0.00001707 5.577 5.244/6.359 5.84 ± 0.69
ea22 1342 1342/1342 1342 ± 0.00001749 5.52 5.241/6.427 5.815 ± 0.6828
ea23 1342 1342/1342 1342 ± 0.00002257 5.589 5.393/6.59 6.05 ± 0.8132
ea25 1342 1342/1342 1342 ± 0 5.307 5.272/5.428 5.321 ± 0.1283
ea26 1342 1342/1342 1342 ± 0.00001116 5.825 5.535/6.614 6.085 ± 0.6081
ea27 1342 1342/1342 1342 ± 0.000036 5.562 5.283/6.52 5.858 ± 0.6715
ea28 1342 1342/1342 1342 ± 0.00004612 6.638 6.139/7.166 6.516 ± 0.6733
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 ± 0.0000249 5.359 5.094/5.601 5.335 ± 0.3195
6 1342 1342/1342 1342 ± 0.0000249 5.365 5.128/5.513 5.33 ± 0.2898
7 1342 1342/1342 1342 ± 0.0000249 5.316 5.139/5.455 5.279 ± 0.281
8 1342 1342/1342 1342 ± 0.0000249 5.284 5.088/5.512 5.251 ± 0.331
9 1342 1342/1342 1342 ± 0.00002585 5.56 5.243/5.659 5.423 ± 0.3886
10 1342 1342/1342 1342 ± 0.0000244 6.125 5.857/6.191 5.991 ± 0.3963
11 1342 1342/1342 1342 ± 0.0000244 6.333 6.206/6.511 6.223 ± 0.4445
12 1342 1342/1342 1342 ± 0.0000244 6.544 6.251/6.617 6.396 ± 0.434
13 1342 1342/1342 1342 ± 0.0000244 6.977 6.64/7.164 6.842 ± 0.4527
14 1342 1342/1342 1342 ± 0.0000244 7.181 6.929/7.37 7.045 ± 0.4825
15 1342 1342/1342 1342 ± 0.0000244 6.591 6.412/6.806 6.503 ± 0.4832
16 1342 1342/1342 1342 ± 0.0000579 5.044 4.881/5.261 5.062 ± 0.3028
17 1342 1342/1342 1342 ± 0.0000412 5.132 4.947/5.455 5.203 ± 0.3809
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-05 07:30:30.625
End
2024-12-05 08:26:42.076
Duration
0:56:11.451
Note, WebLog generation is not included in the time.

CASA logs for stage 8