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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.679 5.354/6.124 5.746 ± 0.5384
ea02 1342 1342/1342 1342 ± 0.000001778 5.87 5.511/6.539 6.035 ± 0.6432
ea04 1342 1342/1342 1342 ± 0.00001939 5.498 5.181/6.118 5.65 ± 0.5166
ea05 1342 1342/1342 1342 ± 0 5.892 5.482/6.441 5.921 ± 0.5616
ea06 1342 1342/1342 1342 ± 0 5.741 5.171/6.032 5.656 ± 0.5031
ea07 1342 1342/1342 1342 ± 0 5.231 5.068/5.647 5.32 ± 0.2672
ea08 1342 1342/1342 1342 ± 0.00001943 5.983 5.69/6.672 6.174 ± 0.6486
ea09 1342 1342/1342 1342 ± 0 5.51 5.036/5.965 5.501 ± 0.4828
ea10 1342 1342/1342 1342 ± 0.0000359 5.387 5.124/6.11 5.557 ± 0.5626
ea11 1342 1342/1342 1342 ± 0 5.802 5.432/6.456 5.974 ± 0.6004
ea13 1342 1342/1342 1342 ± 0 6.068 5.749/6.188 6.071 ± 0.4478
ea14 1342 1342/1342 1342 ± 0.00001678 5.866 5.509/6.468 5.966 ± 0.6347
ea15 1342 1342/1342 1342 ± 0 5.937 5.463/6.438 6.02 ± 0.6765
ea16 1342 1342/1342 1342 ± 0 6.134 5.637/6.622 6.142 ± 0.6745
ea17 1342 1342/1342 1342 ± 0.00001145 5.644 5.484/5.843 5.66 ± 0.2121
ea18 1342 1342/1342 1342 ± 0.000005327 5.178 4.894/5.67 5.266 ± 0.4738
ea19 1342 1342/1342 1342 ± 0 5.797 5.704/5.892 5.788 ± 0.1465
ea20 1342 1342/1342 1342 ± 0.000002482 6.221 5.776/6.848 6.228 ± 0.6184
ea21 1342 1342/1342 1342 ± 0 5.67 5.481/6.274 5.875 ± 0.5071
ea22 1342 1342/1342 1342 ± 0 5.785 5.274/6.409 5.842 ± 0.6361
ea23 1342 1342/1342 1342 ± 0.000001755 5.655 5.589/6.557 6.037 ± 0.6479
ea24 1342 1342/1342 1342 ± 0 5.789 5.091/6.187 5.616 ± 0.5796
ea25 1342 1342/1342 1342 ± 0.000009726 5.557 5.398/6.238 5.774 ± 0.559
ea26 1342 1342/1342 1342 ± 0 6.262 5.797/6.868 6.293 ± 0.6542
ea27 1342 1342/1342 1342 ± 0.00001517 5.487 5.241/5.64 5.428 ± 0.2365
ea28 1342 1342/1342 1342 ± 0.00003526 5.683 5.53/6.465 5.948 ± 0.6368
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 ± 0.00002369 5.561 5.356/5.719 5.513 ± 0.2644
3 1342 1342/1342 1342 ± 0.00002678 5.088 4.913/5.309 5.136 ± 0.3437
4 1342 1342/1342 1342 ± 0.00004008 5.191 4.996/5.333 5.153 ± 0.2841
5 1342 1342/1342 1342 ± 0.00002369 5.472 5.294/5.663 5.482 ± 0.297
6 1342 1342/1342 1342 ± 0.00002369 5.464 5.197/5.63 5.419 ± 0.2574
7 1342 1342/1342 1342 ± 0.00002369 5.462 5.215/5.621 5.439 ± 0.2548
8 1342 1342/1342 1342 ± 0.00002369 5.454 5.076/5.577 5.372 ± 0.289
9 1342 1342/1342 1342 ± 0.00002375 5.701 5.425/5.907 5.644 ± 0.3019
10 1342 1342/1342 1342 ± 0.00002571 6.068 5.87/6.181 5.995 ± 0.3112
11 1342 1342/1342 1342 ± 0.00002571 6.218 6.04/6.416 6.215 ± 0.297
12 1342 1342/1342 1342 ± 0.00002571 6.409 6.132/6.536 6.341 ± 0.2928
13 1342 1342/1342 1342 ± 0.00002571 6.835 6.388/6.995 6.748 ± 0.3468
14 1342 1342/1342 1342 ± 0.00002571 7.052 6.634/7.262 6.982 ± 0.374
15 1342 1342/1342 1342 ± 0.00002571 6.711 6.328/6.926 6.642 ± 0.3681
16 1342 1342/1342 1342 ± 0.00003938 5.762 5.651/6 5.822 ± 0.3034
17 1342 1342/1342 1342 ± 0.00003663 5.879 5.635/6.139 5.874 ± 0.2898
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-13 00:12:38.823
End
2024-04-13 01:00:00.666
Duration
0:47:21.843
Note, WebLog generation is not included in the time.

CASA logs for stage 7