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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.071 4.928/5.693 5.105 ± 0.813
ea02 1342 1342/1342 1342 ± 0.00004035 5.682 5.115/6.373 5.522 ± 0.9858
ea05 1342 1342/1342 1342 ± 0.00001086 5.289 4.92/6.036 5.294 ± 0.8489
ea06 1342 1342/1342 1342 ± 0.00004137 4.92 4.75/5.402 4.84 ± 0.7822
ea07 1342 1342/1342 1342 ± 0.0000409 5.309 5.061/5.62 5.165 ± 0.7814
ea08 1342 1342/1342 1342 ± 0.00004077 5.894 5.376/6.605 5.745 ± 1.047
ea09 1342 1342/1342 1342 ± 0.00002293 5.147 4.823/5.762 5.108 ± 0.779
ea10 1342 1342/1342 1342 ± 0.00004296 5.132 4.948/6.156 5.287 ± 0.9404
ea11 1342 1342/1342 1342 ± 0.00004256 5.533 5.038/6.267 5.379 ± 0.9668
ea12 1342 1342/1342 1342 ± 0.00004158 5.438 5.128/6.2 5.374 ± 0.9681
ea13 1342 1342/1342 1342 ± 0.0000179 5.726 5.475/6.159 5.653 ± 0.8619
ea14 1342 1342/1342 1342 ± 0.00001995 5.562 5.092/6.296 5.43 ± 0.9197
ea15 1342 1342/1342 1342 ± 0.00004017 5.276 4.989/6.034 5.223 ± 1.051
ea16 1342 1342/1342 1342 ± 0 5.079 4.988/5.153 5.049 ± 0.2316
ea17 1342 1342/1342 1342 ± 0.00004569 5.695 5.177/6.393 5.576 ± 1.037
ea18 1342 1342/1342 1342 ± 0.00004262 4.807 4.457/5.284 4.694 ± 0.7249
ea19 1342 1342/1342 1342 ± 0.000001692 5.463 5.239/6.201 5.525 ± 0.814
ea20 1342 1342/1342 1342 ± 0.00004245 5.705 5.336/6.51 5.658 ± 1.047
ea21 1342 1342/1342 1342 ± 0.00001756 5.353 5.027/5.976 5.253 ± 0.8226
ea22 1342 1342/1342 1342 ± 0.0000308 5.309 4.972/6.288 5.437 ± 0.9377
ea23 1342 1342/1342 1342 ± 0.00003683 5.636 5.077/6.106 5.408 ± 0.9347
ea25 1342 1342/1342 1342 ± 0 5.133 4.908/5.205 5.115 ± 0.1853
ea26 1342 1342/1342 1342 ± 0.00002335 5.438 5.269/6.302 5.51 ± 0.8731
ea27 1342 1342/1342 1342 ± 0.00004391 5.25 4.912/6.124 5.21 ± 0.9037
ea28 1342 1342/1342 1342 ± 0.00004289 5.359 5.068/6.189 5.398 ± 0.9534
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 5.233 4.99/5.344 5.185 ± 0.2507
5 1342 1342/1342 1342 ± 0.00002396 5.026 4.83/5.169 4.994 ± 0.333
6 1342 1342/1342 1342 ± 0.00002395 5.092 5.036/5.255 5.103 ± 0.2341
7 1342 1342/1342 1342 ± 0.00002395 5.125 4.996/5.241 5.128 ± 0.2127
8 1342 1342/1342 1342 ± 0.00002395 5.149 4.945/5.334 5.132 ± 0.2541
9 1342 1342/1342 1342 ± 0.00002395 5.426 5.305/5.609 5.411 ± 0.2825
10 1342 1342/1342 1342 ± 0.00002492 5.828 5.565/5.958 5.781 ± 0.3056
11 1342 1342/1342 1342 ± 0.00002492 6.147 5.98/6.25 6.066 ± 0.3206
12 1342 1342/1342 1342 ± 0.00002492 6.313 6.02/6.374 6.227 ± 0.3211
13 1342 1342/1342 1342 ± 0.00002492 6.46 6.175/6.575 6.334 ± 0.3458
14 1342 1342/1342 1342 ± 0.00003348 6.001 5.577/6.326 5.969 ± 0.5118
15 1342 1342/1342 1342 ± 0.00002592 6.33 6.078/6.569 6.283 ± 0.4155
16 1342 1342/1342 1342 ± 0.00005464 3.321 3.156/3.546 3.345 ± 0.2936
17 1342 1342/1342 1342 ± 0.0000573 3.498 3.357/3.75 3.553 ± 0.2868
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-16 15:11:16.816
End
2024-11-16 16:07:02.015
Duration
0:55:45.199
Note, WebLog generation is not included in the time.

CASA logs for stage 8