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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.268 5.179/5.944 5.465 ± 0.6499
ea02 1342 1342/1342 1342 ± 0.00004602 5.89 5.266/6.507 5.712 ± 0.9376
ea04 1342 1342/1342 1342 ± 0.00003982 5.255 4.905/5.813 5.116 ± 0.8719
ea05 1342 1342/1342 1342 ± 0.00001778 5.366 5.035/6.119 5.424 ± 0.8256
ea06 1342 1342/1342 1342 ± 0.00004484 4.959 4.28/5.423 4.704 ± 0.8159
ea07 1342 1342/1342 1342 ± 0.00003111 5.807 5.206/6.011 5.533 ± 0.7572
ea08 1342 1342/1342 1342 ± 0.0000399 6.005 5.459/6.795 5.984 ± 1.05
ea09 1342 1342/1342 1342 ± 0.00003796 5.548 5.083/6.183 5.466 ± 0.8225
ea10 1342 1342/1342 1342 ± 0.00003038 5.594 5.014/6.203 5.517 ± 0.718
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004239 5.408 5.088/6.109 5.406 ± 0.9528
ea13 1342 1342/1342 1342 ± 0.00002864 5.631 5.501/6.201 5.682 ± 0.8003
ea14 1342 1342/1342 1342 ± 0.00002803 5.668 5.282/6.411 5.611 ± 0.9368
ea15 1342 1342/1342 1342 ± 0.00003187 5.368 5.031/6.138 5.302 ± 1.048
ea16 1342 1342/1342 1342 ± 0.0000269 5.719 5.25/6.444 5.55 ± 0.9435
ea17 1342 1342/1342 1342 ± 0.00003555 5.969 5.388/6.6 5.948 ± 0.8435
ea18 1342 1342/1342 1342 ± 0.00004168 4.883 4.684/5.376 4.904 ± 0.6625
ea19 1342 1342/1342 1342 ± 0.00001111 5.582 5.332/6.348 5.656 ± 0.8337
ea20 1342 1342/1342 1342 ± 0.00003643 5.711 5.6/6.613 5.862 ± 0.8863
ea21 1342 1342/1342 1342 ± 0.00002316 5.449 5.017/6.09 5.397 ± 0.8484
ea22 1342 1342/1342 1342 ± 0.00003858 5.402 5.09/6.402 5.531 ± 0.8986
ea23 1342 1342/1342 1342 ± 0.00001731 5.731 5.315/6.44 5.765 ± 0.8193
ea25 1342 1342/1342 1342 ± 0.00004146 5.497 5.066/6.065 5.436 ± 0.8012
ea27 1342 1342/1342 1342 ± 0.00003815 5.451 5.043/6.286 5.431 ± 0.8051
ea28 1342 1342/1342 1342 ± 0.00004079 5.548 5.299/6.427 5.684 ± 0.9221
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 ± 0.0000244 5.289 5.068/5.45 5.236 ± 0.2977
5 1342 1342/1342 1342 ± 0.00003399 5.175 4.951/5.336 5.144 ± 0.2958
6 1342 1342/1342 1342 ± 0.0000244 5.194 5.075/5.342 5.167 ± 0.3011
7 1342 1342/1342 1342 ± 0.00002473 5.233 5.089/5.329 5.21 ± 0.2293
8 1342 1342/1342 1342 ± 0.00002473 5.24 5.043/5.382 5.208 ± 0.2509
9 1342 1342/1342 1342 ± 0.0000244 5.521 5.373/5.713 5.481 ± 0.3437
10 1342 1342/1342 1342 ± 0.0000244 5.973 5.756/6.022 5.889 ± 0.2988
11 1342 1342/1342 1342 ± 0.0000244 6.194 6.055/6.335 6.146 ± 0.3122
12 1342 1342/1342 1342 ± 0.0000244 6.324 6.169/6.474 6.298 ± 0.3228
13 1342 1342/1342 1342 ± 0.0000244 6.605 6.242/6.75 6.481 ± 0.3712
14 1342 1342/1342 1342 ± 0.00002832 6.313 5.879/6.576 6.222 ± 0.5119
15 1342 1342/1342 1342 ± 0.00002589 6.416 6.123/6.645 6.354 ± 0.4433
16 1342 1342/1342 1342 ± 0.00005371 3.638 3.438/3.817 3.61 ± 0.3088
17 1342 1342/1342 1342 ± 0.00005899 3.758 3.563/3.981 3.787 ± 0.3523
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 13:34:18.947
End
2024-11-02 14:31:02.100
Duration
0:56:43.153
Note, WebLog generation is not included in the time.

CASA logs for stage 8