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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.553 5.26/5.996 5.634 ± 0.4421
ea02 1342 1342/1342 1342 ± 0 5.678 5.315/6.236 5.793 ± 0.5186
ea04 1342 1342/1342 1342 ± 0 5.455 5.171/6.063 5.625 ± 0.5428
ea05 1342 1342/1342 1342 ± 0 5.3 5.032/5.704 5.364 ± 0.3999
ea06 1342 1342/1342 1342 ± 0 4.78 4.732/5.176 4.902 ± 0.283
ea07 1342 1342/1342 1342 ± 0 5.385 5.139/5.689 5.446 ± 0.3694
ea08 1342 1342/1342 1342 ± 0 5.453 5.105/5.837 5.453 ± 0.4059
ea09 1342 1342/1342 1342 ± 0 5.104 4.911/5.493 5.2 ± 0.343
ea10 1342 1342/1342 1342 ± 0 5.029 4.866/5.69 5.216 ± 0.4094
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.342 5.126/5.62 5.408 ± 0.3338
ea13 1342 1342/1342 1342 ± 0 5.943 5.701/6.244 6.016 ± 0.4265
ea14 1342 1342/1342 1342 ± 0 5.428 5.059/5.965 5.494 ± 0.5093
ea15 1342 1342/1342 1342 ± 0 5.388 4.944/5.707 5.362 ± 0.4466
ea16 1342 1342/1342 1342 ± 0 5.493 5.22/5.789 5.537 ± 0.4
ea17 1342 1342/1342 1342 ± 0.000007336 5.243 5.18/5.563 5.384 ± 0.3216
ea18 1342 1342/1342 1342 ± 0 4.483 4.319/4.706 4.535 ± 0.2531
ea19 1342 1342/1342 1342 ± 0 5.445 5.141/5.811 5.472 ± 0.3549
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.545 5.341/6.141 5.698 ± 0.4629
ea22 1342 1342/1342 1342 ± 0 4.839 4.664/5.301 4.928 ± 0.4214
ea23 1342 1342/1342 1342 ± 0 5.987 5.606/6.561 6.14 ± 0.6304
ea25 1342 1342/1342 1342 ± 0 5.581 5.381/6.085 5.75 ± 0.5399
ea26 1342 1342/1342 1342 ± 0 5.435 5.318/5.937 5.612 ± 0.383
ea27 1342 1342/1342 1342 ± 0.00001969 5.078 4.923/5.561 5.204 ± 0.3697
ea28 1342 1342/1342 1342 ± 0.000001708 5.738 5.507/6.403 5.914 ± 0.6082
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 ± 0.00002443 5.265 5.075/5.437 5.249 ± 0.2809
3 1342 1342/1342 1342 ± 0.00002515 5.069 4.884/5.247 5.048 ± 0.3149
4 1342 1342/1342 1342 ± 0.00002646 5.129 4.859/5.276 5.064 ± 0.3319
5 1342 1342/1342 1342 ± 0.00002443 5.158 4.925/5.428 5.185 ± 0.3335
6 1342 1342/1342 1342 ± 0.00002443 4.993 4.892/5.23 5.02 ± 0.2774
7 1342 1342/1342 1342 ± 0.00002443 5.118 5.006/5.368 5.147 ± 0.3076
8 1342 1342/1342 1342 ± 0.00002443 5.12 4.929/5.325 5.081 ± 0.3322
9 1342 1342/1342 1342 ± 0.00002443 5.325 5.149/5.514 5.3 ± 0.3631
10 1342 1342/1342 1342 ± 0.00002443 5.635 5.409/5.868 5.628 ± 0.3751
11 1342 1342/1342 1342 ± 0.00002443 5.733 5.613/5.972 5.787 ± 0.3787
12 1342 1342/1342 1342 ± 0.00002443 5.87 5.674/6.105 5.821 ± 0.5355
13 1342 1342/1342 1342 ± 0.00002443 6.142 5.971/6.515 6.19 ± 0.4992
14 1342 1342/1342 1342 ± 0.00002443 6.183 6.004/6.484 6.24 ± 0.5288
15 1342 1342/1342 1342 ± 0.00002443 5.851 5.483/6.208 5.856 ± 0.4979
16 1342 1342/1342 1342 ± 0.0000279 5.476 5.121/5.695 5.396 ± 0.4106
17 1342 1342/1342 1342 ± 0.0000256 5.309 5.044/5.648 5.346 ± 0.4362
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
Start time
2024-12-03 15:47:01.352
End
2024-12-03 16:36:26.733
Duration
0:49:25.382
Note, WebLog generation is not included in the time.

CASA logs for stage 8