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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.768 5.601/6.424 6.032 ± 0.5172
ea02 1342 1342/1342 1342 ± 0.00001016 6.171 5.413/6.643 6.132 ± 0.7071
ea04 1342 1342/1342 1342 ± 0.000004028 5.694 5.324/6.149 5.785 ± 0.5389
ea05 1342 1342/1342 1342 ± 0.00001142 5.939 5.547/6.65 6.064 ± 0.6175
ea06 1342 1342/1342 1342 ± 0.000009757 5.114 4.946/5.66 5.292 ± 0.4425
ea07 1342 1342/1342 1342 ± 0.00004273 6.152 5.676/6.546 6.251 ± 0.6358
ea08 1342 1342/1342 1342 ± 0.00003076 6.016 5.789/6.876 6.331 ± 0.6838
ea09 1342 1342/1342 1342 ± 0 5.988 5.442/6.635 6.055 ± 0.6158
ea10 1342 1342/1342 1342 ± 0.00004343 6.22 5.654/7.023 6.366 ± 0.7129
ea11 1342 1342/1342 1342 ± 0.00004286 6.227 5.666/6.915 6.327 ± 0.7131
ea12 1342 1342/1342 1342 ± 0.00001353 5.981 5.66/6.727 6.193 ± 0.6492
ea13 1342 1342/1342 1342 ± 0 6.363 5.747/6.628 6.312 ± 0.5837
ea14 1342 1342/1342 1342 ± 0.00003663 5.784 5.344/6.434 5.949 ± 0.6314
ea15 1342 1342/1342 1342 ± 0.000002506 5.855 5.439/6.457 6.005 ± 0.6396
ea16 1342 1342/1342 1342 ± 0.00001223 6.09 5.549/6.787 6.233 ± 0.8069
ea17 1342 1342/1342 1342 ± 0.00004397 6.235 5.981/6.96 6.524 ± 0.6961
ea18 1342 1342/1342 1342 ± 0.00004323 5.327 5.123/5.978 5.504 ± 0.5358
ea19 1342 1342/1342 1342 ± 0.00002433 6.25 5.673/6.955 6.353 ± 0.6974
ea20 1342 1342/1342 1342 ± 0.00002468 6.239 6.088/7.074 6.535 ± 0.6742
ea21 1342 1342/1342 1342 ± 0.00002603 5.682 5.377/6.467 5.95 ± 0.6705
ea22 1342 1342/1342 1342 ± 0.00000184 6.026 5.278/6.364 5.888 ± 0.7135
ea23 1342 1342/1342 1342 ± 0.00004126 6.06 5.681/6.764 6.273 ± 0.7048
ea25 1342 1342/1342 1342 ± 0.00004391 5.978 5.692/6.638 6.18 ± 0.6547
ea26 1342 1342/1342 1342 ± 0.000002171 6.284 5.878/6.945 6.404 ± 0.5771
ea27 1342 1342/1342 1342 ± 0.00004301 5.863 5.706/6.791 6.158 ± 0.6352
ea28 1342 1342/1342 1342 ± 0.00004344 5.932 5.717/6.709 6.259 ± 0.6258
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 ± 0.0000235 5.564 5.342/5.772 5.56 ± 0.3345
5 1342 1342/1342 1342 ± 0.00002706 5.697 5.463/5.867 5.688 ± 0.2892
6 1342 1342/1342 1342 ± 0.00002354 5.543 5.333/5.745 5.48 ± 0.2958
7 1342 1342/1342 1342 ± 0.0000235 5.604 5.322/5.686 5.542 ± 0.2718
8 1342 1342/1342 1342 ± 0.0000235 5.488 5.321/5.696 5.508 ± 0.3178
9 1342 1342/1342 1342 ± 0.00002358 5.863 5.603/5.996 5.789 ± 0.3188
10 1342 1342/1342 1342 ± 0.0000235 6.276 6.123/6.495 6.263 ± 0.3127
11 1342 1342/1342 1342 ± 0.0000235 6.472 6.354/6.685 6.499 ± 0.331
12 1342 1342/1342 1342 ± 0.00002395 6.727 6.453/6.85 6.659 ± 0.3699
13 1342 1342/1342 1342 ± 0.0000235 7.218 6.974/7.359 7.12 ± 0.3676
14 1342 1342/1342 1342 ± 0.0000235 7.436 7.097/7.556 7.3 ± 0.3825
15 1342 1342/1342 1342 ± 0.00002548 6.808 6.647/7.044 6.771 ± 0.4017
16 1342 1342/1342 1342 ± 0.00006103 5.665 5.464/5.945 5.666 ± 0.3474
17 1342 1342/1342 1342 ± 0.00006055 5.868 5.714/6.14 5.891 ± 0.365
statwtmode
VLASS-SE
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-01-07 16:33:56.548
End
2025-01-07 17:28:16.311
Duration
0:54:19.763
Note, WebLog generation is not included in the time.

CASA logs for stage 8