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 5.141 5.026/5.784 5.238 ± 0.8319
ea02 1342 1342/1342 1342 ± 0.00004625 5.775 5.162/6.449 5.641 ± 0.9757
ea04 1342 1342/1342 1342 ± 0.00004217 5.138 4.795/5.842 5.059 ± 0.8689
ea05 1342 1342/1342 1342 ± 0.00001301 5.346 4.933/6.086 5.398 ± 0.839
ea06 1342 1342/1342 1342 ± 0.00004315 4.613 4.392/5.553 4.801 ± 0.8735
ea07 1342 1342/1342 1342 ± 0.00004052 5.628 5.1/5.9 5.359 ± 0.8305
ea08 1342 1342/1342 1342 ± 0.00004128 5.866 5.343/6.69 5.839 ± 1.084
ea09 1342 1342/1342 1342 ± 0.00002673 5.444 4.976/6.184 5.377 ± 0.84
ea10 1342 1342/1342 1342 ± 0.00004281 5.479 4.881/6.142 5.284 ± 0.9006
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004276 5.366 5.064/6.215 5.385 ± 0.9944
ea13 1342 1342/1342 1342 ± 0.00002151 5.509 5.381/6.105 5.611 ± 0.8234
ea14 1342 1342/1342 1342 ± 0.00002292 5.573 5.148/6.338 5.506 ± 0.9651
ea15 1342 1342/1342 1342 ± 0.00004084 5.315 4.952/6.071 5.268 ± 1.051
ea16 1342 1342/1342 1342 ± 0.0000239 5.647 5.197/6.351 5.479 ± 0.9527
ea17 1342 1342/1342 1342 ± 0.00004577 5.824 5.215/6.367 5.683 ± 1.006
ea18 1342 1342/1342 1342 ± 0.00004372 4.762 4.574/5.308 4.761 ± 0.7208
ea19 1342 1342/1342 1342 ± 0.000003965 5.523 5.222/6.338 5.607 ± 0.862
ea20 1342 1342/1342 1342 ± 0.00004317 5.652 5.507/6.525 5.669 ± 1.035
ea21 1342 1342/1342 1342 ± 0.00002077 5.378 5.088/6.02 5.317 ± 0.8608
ea22 1342 1342/1342 1342 ± 0.00003112 5.342 5/6.373 5.493 ± 0.9215
ea23 1342 1342/1342 1342 ± 0.00003851 5.616 5.204/6.146 5.48 ± 0.9791
ea25 1342 1342/1342 1342 ± 0.00004242 5.419 4.933/5.971 5.286 ± 0.8668
ea27 1342 1342/1342 1342 ± 0.00004278 5.343 4.951/6.214 5.316 ± 0.8925
ea28 1342 1342/1342 1342 ± 0.00004266 5.432 5.203/6.393 5.545 ± 0.9693
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 ± 0.00002439 5.186 5.011/5.384 5.165 ± 0.2674
5 1342 1342/1342 1342 ± 0.00003292 5.118 4.932/5.293 5.131 ± 0.2592
6 1342 1342/1342 1342 ± 0.00002439 5.106 4.976/5.241 5.075 ± 0.2639
7 1342 1342/1342 1342 ± 0.00002439 5.126 4.954/5.214 5.086 ± 0.2482
8 1342 1342/1342 1342 ± 0.00002439 5.153 4.94/5.233 5.084 ± 0.2738
9 1342 1342/1342 1342 ± 0.00002439 5.425 5.328/5.635 5.397 ± 0.3146
10 1342 1342/1342 1342 ± 0.00002439 5.872 5.705/5.94 5.813 ± 0.2857
11 1342 1342/1342 1342 ± 0.00002439 6.093 5.992/6.255 6.086 ± 0.291
12 1342 1342/1342 1342 ± 0.00002439 6.306 6.066/6.419 6.253 ± 0.3051
13 1342 1342/1342 1342 ± 0.00002439 6.545 6.185/6.657 6.42 ± 0.335
14 1342 1342/1342 1342 ± 0.00003131 6.188 5.829/6.521 6.172 ± 0.4854
15 1342 1342/1342 1342 ± 0.00002582 6.424 6.173/6.662 6.378 ± 0.4045
16 1342 1342/1342 1342 ± 0.00005345 3.438 3.272/3.68 3.466 ± 0.3017
17 1342 1342/1342 1342 ± 0.00005625 3.592 3.432/3.838 3.651 ± 0.3142
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 09:45:32.403
End
2024-11-02 10:44:00.305
Duration
0:58:27.901
Note, WebLog generation is not included in the time.

CASA logs for stage 8