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 5.264 5.189/6.169 5.541 ± 0.7987
ea02 1342 1342/1342 1342 ± 0.00003811 5.909 5.287/6.559 5.846 ± 0.9338
ea04 1342 1342/1342 1342 ± 0.00004186 5.307 4.985/6.054 5.387 ± 0.7882
ea05 1342 1342/1342 1342 ± 0.0000315 5.377 4.991/6.413 5.593 ± 0.894
ea06 1342 1342/1342 1342 ± 0.00004604 5.274 4.915/6.003 5.306 ± 0.7831
ea07 1342 1342/1342 1342 ± 0.00003856 5.756 5.234/6.129 5.661 ± 0.8102
ea09 1342 1342/1342 1342 ± 0.00002731 5.522 5.084/6.271 5.486 ± 0.8652
ea10 1342 1342/1342 1342 ± 0.00003808 5.16 4.702/5.831 5.181 ± 0.7167
ea11 1342 1342/1342 1342 ± 0.00003841 5.858 5.296/6.51 5.813 ± 0.8644
ea12 1342 1342/1342 1342 ± 0.00003986 5.748 5.384/6.575 5.797 ± 0.9114
ea13 1342 1342/1342 1342 ± 0.00001866 5.628 5.455/6.174 5.792 ± 0.8514
ea14 1342 1342/1342 1342 ± 0.00003398 5.613 5.214/6.528 5.783 ± 0.9254
ea15 1342 1342/1342 1342 ± 0.00003961 5.584 5.234/6.405 5.652 ± 0.9292
ea16 1342 1342/1342 1342 ± 0.00002965 5.783 5.352/6.758 5.957 ± 1.087
ea17 1342 1342/1342 1342 ± 0.00003981 5.849 5.291/6.808 5.91 ± 0.9522
ea18 1342 1342/1342 1342 ± 0.00003772 4.95 4.751/5.684 5.09 ± 0.6287
ea19 1342 1342/1342 1342 ± 0.00001656 5.617 5.379/6.697 5.845 ± 0.9246
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00002898 5.491 5.207/6.287 5.609 ± 0.8575
ea22 1342 1342/1342 1342 ± 0.00003808 5.436 5.021/6.412 5.618 ± 0.9465
ea23 1342 1342/1342 1342 ± 0.00003745 5.797 5.352/6.542 5.851 ± 0.9267
ea24 1342 1342/1342 1342 ± 0.0000196 5.156 4.727/6.149 5.356 ± 0.8239
ea25 1342 1342/1342 1342 ± 0.00003823 5.588 5.16/6.272 5.574 ± 0.8172
ea26 1342 1342/1342 1342 ± 0.00002792 5.735 5.529/6.682 5.926 ± 0.9797
ea27 1342 1342/1342 1342 ± 0.00003864 5.509 5.105/6.4 5.593 ± 0.8251
ea28 1342 1342/1342 1342 ± 0.00003972 5.66 5.36/6.533 5.852 ± 0.8808
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 ± 0.00002404 5.29 5.13/5.52 5.267 ± 0.2864
5 1342 1342/1342 1342 ± 0.00003942 5.072 4.869/5.19 5.038 ± 0.1914
6 1342 1342/1342 1342 ± 0.00002404 5.248 4.986/5.4 5.228 ± 0.2577
7 1342 1342/1342 1342 ± 0.00002404 5.263 5.086/5.384 5.213 ± 0.2307
8 1342 1342/1342 1342 ± 0.00002404 5.261 4.99/5.361 5.191 ± 0.2632
9 1342 1342/1342 1342 ± 0.00002425 5.592 5.273/5.739 5.51 ± 0.2706
10 1342 1342/1342 1342 ± 0.00002404 5.977 5.808/6.054 5.91 ± 0.2392
11 1342 1342/1342 1342 ± 0.00002404 6.265 6.008/6.401 6.197 ± 0.2451
12 1342 1342/1342 1342 ± 0.00002404 6.409 6.165/6.543 6.371 ± 0.2815
13 1342 1342/1342 1342 ± 0.0000244 6.485 6.288/6.73 6.461 ± 0.3777
14 1342 1342/1342 1342 ± 0.00002404 6.918 6.606/7.098 6.833 ± 0.3922
15 1342 1342/1342 1342 ± 0.0000312 6.732 6.452/7.01 6.683 ± 0.4499
16 1342 1342/1342 1342 ± 0.00005493 3.982 3.876/4.095 3.991 ± 0.1846
17 1342 1342/1342 1342 ± 0.00005115 3.829 3.664/4.02 3.852 ± 0.2625
overwrite_modelcol
False
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-01 08:09:35.789
End
2024-11-01 08:55:44.609
Duration
0:46:08.821
Note, WebLog generation is not included in the time.

CASA logs for stage 8