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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.127 5.023/5.872 5.259 ± 0.7395
ea02 1342 1342/1342 1342 ± 0.00004237 5.746 5.216/6.473 5.671 ± 0.9011
ea04 1342 1342/1342 1342 ± 0.00003148 5.136 4.823/5.842 5.079 ± 0.845
ea05 1342 1342/1342 1342 ± 0.00001062 5.356 4.938/6.085 5.44 ± 0.7405
ea06 1342 1342/1342 1342 ± 0.00004076 5.516 4.121/5.59 4.807 ± 0.9369
ea07 1342 1342/1342 1342 ± 0.00004114 5.604 5.147/5.984 5.415 ± 0.7685
ea08 1342 1342/1342 1342 ± 0.00004145 5.905 5.367/6.707 5.895 ± 0.9652
ea09 1342 1342/1342 1342 ± 0.00002861 5.449 5.002/6.034 5.407 ± 0.7307
ea10 1342 1342/1342 1342 ± 0.00004197 5.472 4.909/6.139 5.326 ± 0.8132
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004032 5.419 5.077/6.304 5.403 ± 0.9604
ea13 1342 1342/1342 1342 ± 0.00002342 5.644 5.41/6.116 5.692 ± 0.6754
ea14 1342 1342/1342 1342 ± 0.0000165 5.557 5.103/6.331 5.557 ± 0.8417
ea15 1342 1342/1342 1342 ± 0.00002615 5.171 4.984/6.055 5.275 ± 0.9861
ea16 1342 1342/1342 1342 ± 0.00001948 5.623 5.213/6.431 5.586 ± 0.8645
ea17 1342 1342/1342 1342 ± 0.00004459 5.754 5.307/6.588 5.727 ± 0.9418
ea18 1342 1342/1342 1342 ± 0.00004392 4.78 4.593/5.306 4.803 ± 0.671
ea19 1342 1342/1342 1342 ± 0.000001825 5.527 5.246/6.316 5.675 ± 0.7707
ea20 1342 1342/1342 1342 ± 0.00004264 5.692 5.428/6.531 5.708 ± 0.9915
ea21 1342 1342/1342 1342 ± 0.00001667 5.335 5.13/6.006 5.366 ± 0.7598
ea22 1342 1342/1342 1342 ± 0.00003532 5.336 5.056/6.378 5.553 ± 0.8337
ea23 1342 1342/1342 1342 ± 0.00003512 5.601 5.125/6.314 5.532 ± 0.883
ea25 1342 1342/1342 1342 ± 0.00004314 5.397 4.992/6.041 5.342 ± 0.8153
ea27 1342 1342/1342 1342 ± 0.0000422 5.326 4.957/6.256 5.388 ± 0.8236
ea28 1342 1342/1342 1342 ± 0.00004205 5.444 5.205/6.399 5.574 ± 0.9166
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 ± 0.00002468 5.273 5.088/5.464 5.226 ± 0.309
5 1342 1342/1342 1342 ± 0.00002571 5.126 4.993/5.311 5.157 ± 0.2634
6 1342 1342/1342 1342 ± 0.00002493 5.172 5.056/5.324 5.147 ± 0.2711
7 1342 1342/1342 1342 ± 0.00002468 5.146 4.984/5.235 5.098 ± 0.2839
8 1342 1342/1342 1342 ± 0.00002493 5.159 4.942/5.286 5.109 ± 0.2662
9 1342 1342/1342 1342 ± 0.00002493 5.416 5.297/5.614 5.399 ± 0.3128
10 1342 1342/1342 1342 ± 0.00002468 5.862 5.728/5.924 5.807 ± 0.2875
11 1342 1342/1342 1342 ± 0.00002468 6.113 5.992/6.269 6.092 ± 0.2971
12 1342 1342/1342 1342 ± 0.00002468 6.312 6.097/6.44 6.259 ± 0.31
13 1342 1342/1342 1342 ± 0.00002468 6.566 6.226/6.724 6.474 ± 0.3473
14 1342 1342/1342 1342 ± 0.00002711 6.384 6.011/6.685 6.329 ± 0.45
15 1342 1342/1342 1342 ± 0.00002651 6.372 6.038/6.62 6.323 ± 0.4043
16 1342 1342/1342 1342 ± 0.00005697 3.754 3.54/4.007 3.767 ± 0.3363
17 1342 1342/1342 1342 ± 0.00005858 3.882 3.661/4.183 3.929 ± 0.3955
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-01 21:01:44.431
End
2024-11-01 21:21:21.108
Duration
0:19:36.677
Note, WebLog generation is not included in the time.

CASA logs for stage 8