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

Statwt Summary Plot

VLASS2.1.sb38664748.eb38688475.59125.74132475695_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 5.085 4.942/5.738 5.23 ± 0.6242
ea02 1342 1342/1342 1342 ± 0.00004242 5.384 5.052/6.467 5.587 ± 0.843
ea03 1342 1342/1342 1342 ± 0.00002099 4.737 4.522/5.87 5.093 ± 0.6926
ea04 1342 1342/1342 1342 ± 0.00001828 5.135 4.858/5.97 5.274 ± 0.6647
ea05 1342 1342/1342 1342 ± 0.00001941 5.327 4.949/6.074 5.463 ± 0.6393
ea06 1342 1342/1342 1342 ± 0.00002804 4.83 4.641/5.65 5.01 ± 0.6155
ea07 1342 1342/1342 1342 ± 0.00004255 5.3 5.09/6.086 5.474 ± 0.6916
ea08 1342 1342/1342 1342 ± 0.000042 5.583 5.309/6.734 5.804 ± 0.9122
ea09 1342 1342/1342 1342 ± 0.00002949 5.225 4.96/6.341 5.454 ± 0.7267
ea10 1342 1342/1342 1342 ± 0.00004409 5.139 4.974/6.292 5.434 ± 0.8135
ea11 1342 1342/1342 1342 ± 0.00004408 5.308 4.835/6.216 5.377 ± 0.8101
ea12 1342 1342/1342 1342 ± 0.00003348 5.289 5.051/6.293 5.466 ± 0.8023
ea13 1342 1342/1342 1342 ± 0.00003451 5.627 5.532/6.364 5.848 ± 0.7088
ea14 1342 1342/1342 1342 ± 0.00002013 5.225 4.91/6.176 5.409 ± 0.7073
ea15 1342 1342/1342 1342 ± 0.00001327 5.086 4.84/6.179 5.455 ± 0.7794
ea16 1342 1342/1342 1342 ± 0.00003222 5.453 5.322/6.597 5.709 ± 0.805
ea17 1342 1342/1342 1342 ± 0.00004824 5.727 5.33/6.484 5.808 ± 0.8463
ea18 1342 1342/1342 1342 ± 0.00004254 4.578 4.362/5.43 4.758 ± 0.5939
ea19 1342 1342/1342 1342 ± 0.000007378 5.366 5.116/6.187 5.547 ± 0.6369
ea21 1342 1342/1342 1342 ± 0.00002781 5.298 5.054/6.106 5.449 ± 0.6561
ea22 1342 1342/1342 1342 ± 0.00004217 5.228 4.865/6.3 5.428 ± 0.7826
ea23 1342 1342/1342 1342 ± 0.00004253 5.334 5.016/6.333 5.542 ± 0.7889
ea25 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea26 1342 1342/1342 1342 ± 0.00003585 5.54 5.27/6.718 5.811 ± 0.7834
ea27 1342 1342/1342 1342 ± 0.00004831 5.198 4.852/6.198 5.367 ± 0.7537
ea28 1342 1342/1342 1342 ± 0.00004488 5.189 4.906/6.044 5.321 ± 0.7325
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 ± 0.00002395 5.088 4.974/5.288 5.096 ± 0.2385
3 1342 1342/1342 1342 ± 0.00004881 4.86 4.619/5.218 4.893 ± 0.3691
5 1342 1342/1342 1342 ± 0.00002398 4.96 4.865/5.219 5.038 ± 0.2929
6 1342 1342/1342 1342 ± 0.00002395 5.062 4.905/5.233 5.066 ± 0.2798
7 1342 1342/1342 1342 ± 0.00002395 5.097 5.036/5.228 5.135 ± 0.2357
8 1342 1342/1342 1342 ± 0.00002395 5.098 4.95/5.311 5.115 ± 0.2644
9 1342 1342/1342 1342 ± 0.00002395 5.402 5.287/5.687 5.437 ± 0.3059
10 1342 1342/1342 1342 ± 0.00002395 5.81 5.682/6.029 5.828 ± 0.3121
11 1342 1342/1342 1342 ± 0.00002395 6.164 6.019/6.302 6.115 ± 0.2976
12 1342 1342/1342 1342 ± 0.00002395 6.311 6.153/6.439 6.283 ± 0.303
13 1342 1342/1342 1342 ± 0.00002415 6.457 6.336/6.656 6.455 ± 0.3146
14 1342 1342/1342 1342 ± 0.00003229 6.314 6.073/6.597 6.316 ± 0.3878
15 1342 1342/1342 1342 ± 0.00002637 6.37 6.163/6.618 6.368 ± 0.3928
16 1342 1342/1342 1342 ± 0.00005676 4.243 4.034/4.409 4.227 ± 0.2763
17 1342 1342/1342 1342 ± 0.00005925 4.242 4.055/4.431 4.235 ± 0.2557
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38664748.eb38688475.59125.74132475695_split_split.ms
overwrite_modelcol
False
Start time
2025-01-04 11:02:52.473
End
2025-01-04 11:59:36.267
Duration
0:56:43.794
Note, WebLog generation is not included in the time.

CASA logs for stage 8