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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.095 4.725/6.186 5.434 ± 0.8662
ea02 1342 1342/1342 1342 ± 0.00003991 5.476 5.19/6.495 5.765 ± 0.9245
ea04 1342 1342/1342 1342 ± 0.00003717 4.936 4.675/6.032 5.296 ± 0.8013
ea05 1342 1342/1342 1342 ± 0.00002574 4.978 4.779/6.397 5.498 ± 0.9093
ea06 1342 1342/1342 1342 ± 0.00004178 5.537 4.231/5.957 5.218 ± 0.86
ea07 1342 1342/1342 1342 ± 0.00003632 5.39 5.143/6.16 5.624 ± 0.785
ea09 1342 1342/1342 1342 ± 0.00003221 5.102 4.954/6.182 5.421 ± 0.8075
ea10 1342 1342/1342 1342 ± 0.00003562 4.793 4.404/5.786 5.049 ± 0.7693
ea11 1342 1342/1342 1342 ± 0.00003892 5.467 4.816/6.435 5.607 ± 0.9524
ea12 1342 1342/1342 1342 ± 0.00003624 5.164 4.887/6.6 5.639 ± 0.9868
ea13 1342 1342/1342 1342 ± 0.00002032 5.53 5.195/6.124 5.746 ± 0.7875
ea14 1342 1342/1342 1342 ± 0.00003462 5.084 4.86/6.457 5.6 ± 0.9355
ea15 1342 1342/1342 1342 ± 0.00003754 5.499 5.269/6.471 5.769 ± 0.9132
ea16 1342 1342/1342 1342 ± 0.00003064 5.671 5.294/6.771 5.909 ± 1.08
ea17 1342 1342/1342 1342 ± 0.0000392 5.981 5.237/6.744 5.893 ± 0.9295
ea18 1342 1342/1342 1342 ± 0.00003736 4.634 4.371/5.766 5.005 ± 0.7448
ea19 1342 1342/1342 1342 ± 0.00002038 5.691 5.412/6.687 5.89 ± 0.8802
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003265 5.215 4.954/6.249 5.541 ± 0.8304
ea22 1342 1342/1342 1342 ± 0.0000386 5.027 4.663/6.307 5.488 ± 0.9546
ea23 1342 1342/1342 1342 ± 0.0000358 5.594 5.184/6.556 5.834 ± 0.8957
ea24 1342 1342/1342 1342 ± 0.0000206 4.616 4.434/6.1 5.214 ± 0.8803
ea25 1342 1342/1342 1342 ± 0.00003773 5.208 4.625/6.191 5.457 ± 0.8699
ea26 1342 1342/1342 1342 ± 0.00003386 5.328 5.126/6.641 5.783 ± 0.9792
ea27 1342 1342/1342 1342 ± 0.00003659 5.141 4.672/6.372 5.439 ± 0.915
ea28 1342 1342/1342 1342 ± 0.00003887 5.343 5.08/6.499 5.759 ± 0.9013
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 ± 0.00002431 4.849 4.462/5.054 4.762 ± 0.4007
5 1342 1342/1342 1342 ± 0.00003963 5.022 4.805/5.178 4.983 ± 0.2949
6 1342 1342/1342 1342 ± 0.00002431 4.987 4.823/5.228 4.989 ± 0.3066
7 1342 1342/1342 1342 ± 0.00002431 5.101 4.921/5.285 5.08 ± 0.2638
8 1342 1342/1342 1342 ± 0.00002431 5.036 4.677/5.211 4.941 ± 0.3772
9 1342 1342/1342 1342 ± 0.00003015 5.113 4.796/5.404 5.094 ± 0.3382
10 1342 1342/1342 1342 ± 0.00002408 5.96 5.832/6.049 5.893 ± 0.2302
11 1342 1342/1342 1342 ± 0.00002408 6.158 5.967/6.376 6.169 ± 0.237
12 1342 1342/1342 1342 ± 0.00002408 6.393 6.149/6.502 6.345 ± 0.2759
13 1342 1342/1342 1342 ± 0.00002408 6.616 6.332/6.812 6.566 ± 0.3813
14 1342 1342/1342 1342 ± 0.00002408 6.932 6.707/7.14 6.861 ± 0.3553
15 1342 1342/1342 1342 ± 0.0000267 6.592 6.256/6.782 6.511 ± 0.391
16 1342 1342/1342 1342 ± 0.0000526 4.1 3.991/4.196 4.094 ± 0.1532
17 1342 1342/1342 1342 ± 0.00005132 4.082 3.934/4.263 4.108 ± 0.2419
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 18:31:04.894
End
2024-11-01 19:25:28.231
Duration
0:54:23.337
Note, WebLog generation is not included in the time.

CASA logs for stage 8