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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.111 5.05/5.922 5.381 ± 0.7176
ea02 1342 1342/1342 1342 ± 0.00003221 5.735 5.157/6.46 5.763 ± 0.9094
ea04 1342 1342/1342 1342 ± 0.00003466 5.121 4.782/5.825 5.179 ± 0.7337
ea05 1342 1342/1342 1342 ± 0.00002923 5.292 4.933/6.301 5.481 ± 0.8257
ea06 1342 1342/1342 1342 ± 0.00003575 5.007 4.794/5.661 5.088 ± 0.6742
ea07 1342 1342/1342 1342 ± 0.00002624 5.608 5.161/6.036 5.694 ± 0.7415
ea08 1342 1342/1342 1342 ± 0.0000163 5.903 5.44/6.657 6.124 ± 0.7373
ea09 1342 1342/1342 1342 ± 0.00002923 5.388 5.019/6.259 5.422 ± 0.8696
ea10 1342 1342/1342 1342 ± 0.0000311 5.499 4.943/6.219 5.514 ± 0.805
ea11 1342 1342/1342 1342 ± 0.00003222 5.644 5.09/6.276 5.605 ± 0.7892
ea12 1342 1342/1342 1342 ± 0.00003713 5.416 5.075/6.274 5.516 ± 0.8631
ea13 1342 1342/1342 1342 ± 0.00001676 5.7 5.346/6.138 5.681 ± 0.8316
ea14 1342 1342/1342 1342 ± 0.00003547 5.527 5.19/6.4 5.763 ± 0.9284
ea15 1342 1342/1342 1342 ± 0.00003166 5.295 4.952/6.067 5.439 ± 0.8914
ea16 1342 1342/1342 1342 ± 0.00003624 5.531 5.137/6.338 5.615 ± 0.9047
ea17 1342 1342/1342 1342 ± 0.00003528 5.789 5.283/6.704 5.857 ± 0.912
ea18 1342 1342/1342 1342 ± 0.00003376 4.747 4.572/5.476 4.84 ± 0.6412
ea19 1342 1342/1342 1342 ± 0.00001731 5.499 5.261/6.523 5.724 ± 0.8625
ea20 1342 1342/1342 1342 ± 0.00003666 5.677 5.515/6.668 5.863 ± 0.9049
ea21 1342 1342/1342 1342 ± 0.00002829 5.351 5.084/6.103 5.59 ± 0.7871
ea22 1342 1342/1342 1342 ± 0.00004094 5.377 5.04/6.428 5.563 ± 0.9802
ea23 1342 1342/1342 1342 ± 0.00002719 5.628 5.297/6.343 5.842 ± 0.8859
ea25 1342 1342/1342 1342 ± 0.00003347 5.393 5.069/6.135 5.459 ± 0.7658
ea27 1342 1342/1342 1342 ± 0.00003228 5.326 5.058/6.2 5.462 ± 0.7859
ea28 1342 1342/1342 1342 ± 0.0000372 5.446 5.179/6.382 5.618 ± 0.9184
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 ± 0.00002458 5.174 5.059/5.416 5.2 ± 0.2469
5 1342 1342/1342 1342 ± 0.00002492 5.137 4.964/5.417 5.166 ± 0.3903
6 1342 1342/1342 1342 ± 0.00002458 5.104 5.016/5.256 5.102 ± 0.245
7 1342 1342/1342 1342 ± 0.00002458 5.089 5.006/5.209 5.102 ± 0.2026
8 1342 1342/1342 1342 ± 0.00002458 5.123 4.928/5.264 5.093 ± 0.2438
9 1342 1342/1342 1342 ± 0.00002458 5.427 5.298/5.607 5.394 ± 0.2823
10 1342 1342/1342 1342 ± 0.00002458 5.856 5.669/5.968 5.802 ± 0.2919
11 1342 1342/1342 1342 ± 0.00002458 6.111 5.978/6.249 6.08 ± 0.297
12 1342 1342/1342 1342 ± 0.00002458 6.302 6.098/6.421 6.254 ± 0.3085
13 1342 1342/1342 1342 ± 0.00002467 6.592 6.248/6.703 6.497 ± 0.3451
14 1342 1342/1342 1342 ± 0.00002604 6.635 6.231/6.933 6.56 ± 0.4558
15 1342 1342/1342 1342 ± 0.00003019 6.578 6.411/6.914 6.579 ± 0.4129
16 1342 1342/1342 1342 ± 0.00005064 3.737 3.56/3.887 3.706 ± 0.2723
17 1342 1342/1342 1342 ± 0.00005169 3.799 3.507/4.14 3.839 ± 0.4711
statwtmode
VLASS-SE
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-11-06 14:45:44.791
End
2024-11-06 15:45:02.786
Duration
0:59:17.995
Note, WebLog generation is not included in the time.

CASA logs for stage 8