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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.618 5.248/6.168 5.709 ± 0.5443
ea02 1342 1342/1342 1342 ± 0.00001638 5.778 5.448/6.583 5.987 ± 0.6503
ea04 1342 1342/1342 1342 ± 0.00001477 5.553 5.171/6.062 5.658 ± 0.5205
ea05 1342 1342/1342 1342 ± 0 5.895 5.394/6.492 5.884 ± 0.6082
ea06 1342 1342/1342 1342 ± 0 5.594 5.078/5.958 5.558 ± 0.5076
ea07 1342 1342/1342 1342 ± 0 5.127 5.092/5.461 5.238 ± 0.2106
ea08 1342 1342/1342 1342 ± 0.00002637 5.916 5.593/6.694 6.144 ± 0.6724
ea09 1342 1342/1342 1342 ± 0 5.199 4.968/5.828 5.368 ± 0.4469
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.00000188 5.698 5.333/6.388 5.896 ± 0.6148
ea13 1342 1342/1342 1342 ± 0 6.136 5.85/6.347 6.194 ± 0.4653
ea14 1342 1342/1342 1342 ± 0 6.07 5.328/6.486 5.972 ± 0.6617
ea15 1342 1342/1342 1342 ± 0 5.946 5.404/6.401 5.993 ± 0.6632
ea16 1342 1342/1342 1342 ± 0.000001077 6.103 5.543/6.634 6.146 ± 0.6886
ea17 1342 1342/1342 1342 ± 0.0000109 5.657 5.508/5.798 5.648 ± 0.1894
ea18 1342 1342/1342 1342 ± 0.00000434 5.253 4.874/5.734 5.274 ± 0.5054
ea19 1342 1342/1342 1342 ± 0 5.634 5.604/5.765 5.681 ± 0.08133
ea20 1342 1342/1342 1342 ± 0 6.322 5.794/6.883 6.289 ± 0.6426
ea21 1342 1342/1342 1342 ± 0 5.686 5.364/6.345 5.853 ± 0.5698
ea22 1342 1342/1342 1342 ± 0 5.496 5.309/6.481 5.825 ± 0.6374
ea23 1342 1342/1342 1342 ± 0.00001352 5.946 5.451/6.532 6.032 ± 0.6743
ea24 1342 1342/1342 1342 ± 0 5.905 5.156/6.347 5.723 ± 0.5964
ea25 1342 1342/1342 1342 ± 0.000007349 5.465 5.379/6.322 5.811 ± 0.5983
ea26 1342 1342/1342 1342 ± 0 6.131 5.782/7.008 6.336 ± 0.6632
ea27 1342 1342/1342 1342 ± 0.000005782 5.426 5.229/5.538 5.384 ± 0.1783
ea28 1342 1342/1342 1342 ± 0.00004099 5.658 5.47/6.531 5.961 ± 0.6401
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 5.437 5.241/5.579 5.426 ± 0.229
3 1342 1342/1342 1342 ± 0.00002568 5.184 5.062/5.365 5.222 ± 0.2671
4 1342 1342/1342 1342 ± 0.00002684 5.257 5.13/5.534 5.296 ± 0.2865
5 1342 1342/1342 1342 ± 0.00002395 5.448 5.236/5.633 5.425 ± 0.2943
6 1342 1342/1342 1342 ± 0.00002395 5.395 5.123/5.55 5.355 ± 0.2738
7 1342 1342/1342 1342 ± 0.00002395 5.405 5.221/5.605 5.404 ± 0.2631
8 1342 1342/1342 1342 ± 0.00002395 5.421 5.113/5.536 5.354 ± 0.289
9 1342 1342/1342 1342 ± 0.00002404 5.654 5.485/5.888 5.628 ± 0.3098
10 1342 1342/1342 1342 ± 0.00002603 6.087 5.89/6.231 6.027 ± 0.3239
11 1342 1342/1342 1342 ± 0.00002603 6.323 6.202/6.41 6.259 ± 0.3119
12 1342 1342/1342 1342 ± 0.00002603 6.419 6.323/6.544 6.397 ± 0.3146
13 1342 1342/1342 1342 ± 0.00002603 6.897 6.525/7.053 6.814 ± 0.3669
14 1342 1342/1342 1342 ± 0.00002603 7.079 6.781/7.221 7.009 ± 0.3936
15 1342 1342/1342 1342 ± 0.00002603 6.791 6.455/6.92 6.648 ± 0.3953
16 1342 1342/1342 1342 ± 0.00004033 5.826 5.58/6.21 5.845 ± 0.3568
17 1342 1342/1342 1342 ± 0.00004029 5.767 5.626/6.115 5.863 ± 0.3372
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
Start time
2024-04-16 21:30:27.273
End
2024-04-16 22:50:19.834
Duration
1:19:52.561
Note, WebLog generation is not included in the time.

CASA logs for stage 7