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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 4.336 3.944/5.915 4.927 ± 1.128
ea02 1342 1342/1342 1342 ± 0.00003356 6.04 4.995/6.601 5.719 ± 0.9285
ea04 1342 1342/1342 1342 ± 0.00003338 4.587 4.2/5.779 4.97 ± 0.8452
ea05 1342 1342/1342 1342 ± 0.00001853 5.193 4.409/6.303 5.278 ± 1.029
ea06 1342 1342/1342 1342 ± 0.00003128 4.27 3.738/5.686 4.695 ± 0.9844
ea07 1342 1342/1342 1342 ± 0.00002051 5.931 4.815/6.304 5.585 ± 0.7933
ea08 1342 1342/1342 1342 ± 0.00002811 6.409 4.992/6.904 5.87 ± 1.074
ea09 1342 1342/1342 1342 ± 0.00002922 4.449 4.007/6.144 5.033 ± 1.058
ea10 1342 1342/1342 1342 ± 0.00002703 5.928 3.942/6.283 5.119 ± 1.202
ea11 1342 1342/1342 1342 ± 0.0000314 4.428 3.901/6.237 5.079 ± 1.201
ea12 1342 1342/1342 1342 ± 0.00002989 4.76 4.176/6.321 5.136 ± 1.062
ea13 1342 1342/1342 1342 ± 0.0000212 5.09 4.025/5.981 5.121 ± 1.102
ea14 1342 1342/1342 1342 ± 0.00002131 5.775 3.95/6.451 5.184 ± 1.275
ea15 1342 1342/1342 1342 ± 0.00003428 4.525 4.113/6.049 5.123 ± 1.151
ea16 1342 1342/1342 1342 ± 0.00003075 5.903 5.468/6.575 5.815 ± 0.794
ea17 1342 1342/1342 1342 ± 0.00002985 5.848 4.425/6.653 5.466 ± 1.167
ea18 1342 1342/1342 1342 ± 0.00002847 4.096 3.643/5.545 4.537 ± 1.017
ea19 1342 1342/1342 1342 ± 0.00002629 5.876 5.09/6.545 5.765 ± 0.9478
ea20 1342 1342/1342 1342 ± 0.00003046 4.978 4.675/6.498 5.567 ± 1.044
ea21 1342 1342/1342 1342 ± 0.00003195 5.015 4.413/6.113 5.3 ± 0.9542
ea22 1342 1342/1342 1342 ± 0.00003623 4.893 4.078/6.316 5.213 ± 1.153
ea23 1342 1342/1342 1342 ± 0.00002015 4.898 4.448/6.385 5.44 ± 1.111
ea25 1342 1342/1342 1342 ± 0.00002931 4.493 3.978/6.111 5.029 ± 1.101
ea27 1342 1342/1342 1342 ± 0.00003227 4.473 3.926/6.261 5.088 ± 1.184
ea28 1342 1342/1342 1342 ± 0.00003052 5.826 4.334/6.571 5.429 ± 1.096
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 ± 0.00002983 3.808 3.488/4.223 3.925 ± 0.552
5 1342 1342/1342 1342 ± 0.00002822 4.562 4.118/5.087 4.596 ± 0.6943
6 1342 1342/1342 1342 ± 0.00002477 4.231 3.933/4.532 4.323 ± 0.529
7 1342 1342/1342 1342 ± 0.00002477 4.528 4.354/4.769 4.588 ± 0.3052
8 1342 1342/1342 1342 ± 0.00002482 4.318 3.985/4.725 4.336 ± 0.4915
9 1342 1342/1342 1342 ± 0.0000355 4.15 3.894/4.504 4.265 ± 0.5157
10 1342 1342/1342 1342 ± 0.00002417 5.819 5.646/5.922 5.773 ± 0.2772
11 1342 1342/1342 1342 ± 0.00002417 6.049 5.909/6.202 6.046 ± 0.2843
12 1342 1342/1342 1342 ± 0.00002417 6.286 6.094/6.362 6.215 ± 0.2821
13 1342 1342/1342 1342 ± 0.00002417 6.563 6.252/6.7 6.479 ± 0.336
14 1342 1342/1342 1342 ± 0.00002417 6.776 6.589/6.989 6.749 ± 0.3319
15 1342 1342/1342 1342 ± 0.00002685 6.452 6.269/6.643 6.423 ± 0.3674
16 1342 1342/1342 1342 ± 0.0000491 3.943 3.836/4.044 3.944 ± 0.1717
17 1342 1342/1342 1342 ± 0.00004886 4.025 3.874/4.191 4.041 ± 0.2451
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
overwrite_modelcol
False
Start time
2024-11-06 11:14:11.708
End
2024-11-06 12:07:38.063
Duration
0:53:26.355
Note, WebLog generation is not included in the time.

CASA logs for stage 8