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 5.641 5/5.927 5.428 ± 0.6932
ea02 1342 1342/1342 1342 ± 0.00003533 6.041 4.994/6.415 5.711 ± 0.9479
ea04 1342 1342/1342 1342 ± 0.00003298 5.358 4.852/5.895 5.321 ± 0.712
ea05 1342 1342/1342 1342 ± 0.0000174 5.304 4.902/6.322 5.564 ± 0.9076
ea06 1342 1342/1342 1342 ± 0.00003307 5.435 4.34/5.59 4.963 ± 0.7046
ea07 1342 1342/1342 1342 ± 0.00003195 5.859 5.123/6.208 5.616 ± 0.7871
ea08 1342 1342/1342 1342 ± 0.00003267 6.312 5.33/6.696 6.002 ± 0.9294
ea09 1342 1342/1342 1342 ± 0.00001917 5.478 4.986/6.423 5.555 ± 0.8288
ea10 1342 1342/1342 1342 ± 0.00003281 5.932 4.848/6.247 5.524 ± 0.8162
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003172 5.655 5.024/6.277 5.562 ± 0.7688
ea13 1342 1342/1342 1342 ± 0.00001548 5.479 5.269/6.09 5.723 ± 0.8447
ea14 1342 1342/1342 1342 ± 0.00002654 5.866 5.169/6.473 5.753 ± 0.8812
ea15 1342 1342/1342 1342 ± 0.0000308 5.598 4.913/6.42 5.537 ± 0.8232
ea16 1342 1342/1342 1342 ± 0.00002385 5.544 5.121/6.401 5.732 ± 0.9795
ea17 1342 1342/1342 1342 ± 0.00003394 5.945 5.349/6.798 5.894 ± 0.8701
ea18 1342 1342/1342 1342 ± 0.00003067 4.991 4.591/5.526 4.939 ± 0.5676
ea19 1342 1342/1342 1342 ± 0.00001271 5.507 5.207/6.556 5.805 ± 0.9561
ea20 1342 1342/1342 1342 ± 0.0000321 6.146 5.446/6.666 5.892 ± 0.8072
ea21 1342 1342/1342 1342 ± 0.00002509 5.372 5.058/6.137 5.552 ± 0.8508
ea22 1342 1342/1342 1342 ± 0.00003302 5.317 4.967/6.324 5.577 ± 0.9168
ea23 1342 1342/1342 1342 ± 0.0000309 5.941 5.193/6.56 5.801 ± 0.877
ea25 1342 1342/1342 1342 ± 0.00003101 5.826 4.992/6.11 5.502 ± 0.7337
ea27 1342 1342/1342 1342 ± 0.00003366 5.773 5.098/6.267 5.527 ± 0.7491
ea28 1342 1342/1342 1342 ± 0.00003391 5.849 5.161/6.362 5.715 ± 0.8233
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 5.094 4.894/5.322 5.081 ± 0.2642
6 1342 1342/1342 1342 ± 0.0000244 5.042 4.932/5.21 5.023 ± 0.2597
7 1342 1342/1342 1342 ± 0.0000244 5.039 4.905/5.166 5.021 ± 0.24
8 1342 1342/1342 1342 ± 0.0000244 5.013 4.899/5.196 5.028 ± 0.2714
9 1342 1342/1342 1342 ± 0.00002544 5.376 5.282/5.525 5.374 ± 0.2684
10 1342 1342/1342 1342 ± 0.0000244 5.85 5.656/5.945 5.8 ± 0.282
11 1342 1342/1342 1342 ± 0.0000244 6.081 5.95/6.22 6.065 ± 0.2978
12 1342 1342/1342 1342 ± 0.0000244 6.268 6.041/6.386 6.231 ± 0.3061
13 1342 1342/1342 1342 ± 0.00002542 6.364 6.211/6.577 6.335 ± 0.3522
14 1342 1342/1342 1342 ± 0.0000244 6.796 6.497/6.995 6.712 ± 0.4198
15 1342 1342/1342 1342 ± 0.00003195 6.624 6.366/6.871 6.555 ± 0.4205
16 1342 1342/1342 1342 ± 0.00005339 3.785 3.665/3.907 3.793 ± 0.1849
17 1342 1342/1342 1342 ± 0.00005207 3.732 3.599/3.861 3.74 ± 0.219
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-02 11:16:39.306
End
2024-11-02 12:08:18.927
Duration
0:51:39.621
Note, WebLog generation is not included in the time.

CASA logs for stage 8