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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.471 5.299/6.321 5.671 ± 0.7974
ea02 1342 1342/1342 1342 ± 0.00004413 5.852 5.504/6.762 6.039 ± 0.9548
ea04 1342 1342/1342 1342 ± 0.00001194 5.282 4.929/5.861 5.33 ± 0.6825
ea05 1342 1342/1342 1342 ± 0.00001373 5.541 5.077/6.243 5.664 ± 0.7495
ea06 1342 1342/1342 1342 ± 0.00002465 4.708 4.415/5.216 4.797 ± 0.4926
ea07 1342 1342/1342 1342 ± 0.00004345 5.902 5.588/6.471 5.905 ± 0.9238
ea08 1342 1342/1342 1342 ± 0.00004307 5.995 5.647/7.016 6.188 ± 1.059
ea09 1342 1342/1342 1342 ± 0.00002398 5.725 5.364/6.472 5.746 ± 0.7855
ea10 1342 1342/1342 1342 ± 0.00004553 5.592 5.145/6.479 5.688 ± 0.8892
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002435 5.654 5.301/6.424 5.716 ± 0.8445
ea13 1342 1342/1342 1342 ± 0.00001548 5.894 5.427/6.406 6.001 ± 0.7522
ea14 1342 1342/1342 1342 ± 0.00003609 5.758 5.547/6.659 5.967 ± 0.8746
ea15 1342 1342/1342 1342 ± 0.00001738 5.082 4.99/5.989 5.418 ± 0.7481
ea16 1342 1342/1342 1342 ± 0.0000271 5.813 5.47/6.725 5.991 ± 0.8959
ea17 1342 1342/1342 1342 ± 0.00004334 5.951 5.592/7.211 6.1 ± 1.051
ea18 1342 1342/1342 1342 ± 0.00004259 4.995 4.905/5.815 5.2 ± 0.6748
ea19 1342 1342/1342 1342 ± 0.000009096 5.782 5.561/6.683 5.999 ± 0.8158
ea20 1342 1342/1342 1342 ± 0.0000301 5.779 5.611/6.979 6.059 ± 0.967
ea21 1342 1342/1342 1342 ± 0.00002627 5.658 5.391/6.386 5.739 ± 0.7987
ea22 1342 1342/1342 1342 ± 0.00003818 5.556 5.124/6.518 5.734 ± 0.8067
ea23 1342 1342/1342 1342 ± 0.00003314 5.856 5.638/6.75 6.156 ± 0.9198
ea25 1342 1342/1342 1342 ± 0.00004337 5.595 5.291/6.486 5.746 ± 0.8949
ea26 1342 1342/1342 1342 ± 0.00002496 5.735 5.646/6.636 5.952 ± 0.7789
ea27 1342 1342/1342 1342 ± 0.00004598 5.629 5.317/6.626 5.819 ± 0.8902
ea28 1342 1342/1342 1342 ± 0.00004315 5.823 5.606/6.725 5.992 ± 0.9551
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 ± 0.00002516 5.514 5.297/5.719 5.449 ± 0.3136
5 1342 1342/1342 1342 ± 0.00003045 5.314 5.15/5.54 5.343 ± 0.265
6 1342 1342/1342 1342 ± 0.00002392 5.487 5.367/5.653 5.46 ± 0.3162
7 1342 1342/1342 1342 ± 0.00002392 5.468 5.232/5.633 5.415 ± 0.3054
8 1342 1342/1342 1342 ± 0.00002392 5.436 5.134/5.624 5.366 ± 0.3345
9 1342 1342/1342 1342 ± 0.00002439 5.616 5.289/5.748 5.503 ± 0.3386
10 1342 1342/1342 1342 ± 0.00002392 6.168 5.877/6.262 6.054 ± 0.3736
11 1342 1342/1342 1342 ± 0.00002392 6.368 6.117/6.575 6.312 ± 0.3733
12 1342 1342/1342 1342 ± 0.00002392 6.51 6.401/6.723 6.482 ± 0.3977
13 1342 1342/1342 1342 ± 0.00002392 6.957 6.699/7.215 6.894 ± 0.4333
14 1342 1342/1342 1342 ± 0.00002392 7.108 6.844/7.385 7.046 ± 0.489
15 1342 1342/1342 1342 ± 0.00002797 6.584 6.292/6.89 6.541 ± 0.525
16 1342 1342/1342 1342 ± 0.00005903 4.272 4.086/4.481 4.284 ± 0.2514
17 1342 1342/1342 1342 ± 0.0000608 4.383 4.189/4.534 4.386 ± 0.2365
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-12 12:58:37.967
End
2024-12-12 13:59:37.789
Duration
1:00:59.822
Note, WebLog generation is not included in the time.

CASA logs for stage 8