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 5.282 5.17/5.977 5.428 ± 0.7666
ea02 1342 1342/1342 1342 ± 0.00004545 5.805 5.277/6.5 5.721 ± 0.8859
ea04 1342 1342/1342 1342 ± 0.00003088 5.191 4.92/5.957 5.191 ± 0.8316
ea05 1342 1342/1342 1342 ± 0.00002318 5.342 4.973/6.098 5.47 ± 0.7221
ea06 1342 1342/1342 1342 ± 0.00003591 5.328 4.986/6.023 5.252 ± 0.8618
ea07 1342 1342/1342 1342 ± 0.00003992 5.676 5.195/6.036 5.528 ± 0.7587
ea09 1342 1342/1342 1342 ± 0.00003234 5.537 5.038/6.189 5.477 ± 0.7682
ea10 1342 1342/1342 1342 ± 0.00003971 5.093 4.619/5.685 5.033 ± 0.66
ea11 1342 1342/1342 1342 ± 0.00004127 5.858 5.255/6.397 5.616 ± 0.9199
ea12 1342 1342/1342 1342 ± 0.00003952 5.664 5.287/6.499 5.628 ± 1.006
ea13 1342 1342/1342 1342 ± 0.0000252 5.65 5.511/6.219 5.726 ± 0.7556
ea14 1342 1342/1342 1342 ± 0.00002858 5.586 5.205/6.503 5.688 ± 0.8283
ea15 1342 1342/1342 1342 ± 0.00002669 5.466 5.238/6.339 5.518 ± 1.011
ea16 1342 1342/1342 1342 ± 0.00002935 5.824 5.407/6.704 5.825 ± 0.9352
ea17 1342 1342/1342 1342 ± 0.00004303 5.814 5.284/6.646 5.77 ± 0.9391
ea18 1342 1342/1342 1342 ± 0.00004231 4.915 4.65/5.515 4.918 ± 0.7176
ea19 1342 1342/1342 1342 ± 0.00001516 5.558 5.353/6.384 5.755 ± 0.7628
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.0000259 5.427 5.138/6.139 5.484 ± 0.7677
ea22 1342 1342/1342 1342 ± 0.00004261 5.371 5.077/6.368 5.543 ± 0.852
ea23 1342 1342/1342 1342 ± 0.00003422 5.701 5.236/6.442 5.675 ± 0.9087
ea24 1342 1342/1342 1342 ± 0.00002146 5.161 4.806/5.972 5.263 ± 0.6918
ea25 1342 1342/1342 1342 ± 0.00004119 5.496 5.046/6.204 5.444 ± 0.8393
ea26 1342 1342/1342 1342 ± 0.00003671 5.671 5.479/6.697 5.812 ± 0.8646
ea27 1342 1342/1342 1342 ± 0.00004063 5.497 5.038/6.356 5.545 ± 0.8423
ea28 1342 1342/1342 1342 ± 0.00004186 5.617 5.338/6.524 5.705 ± 0.9501
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 ± 0.00002417 5.306 5.19/5.561 5.309 ± 0.2869
5 1342 1342/1342 1342 ± 0.00002465 5.084 4.989/5.28 5.133 ± 0.2562
6 1342 1342/1342 1342 ± 0.00002417 5.253 5.008/5.403 5.224 ± 0.2384
7 1342 1342/1342 1342 ± 0.00002417 5.241 5.058/5.347 5.207 ± 0.2258
8 1342 1342/1342 1342 ± 0.00002417 5.237 4.971/5.349 5.172 ± 0.2707
9 1342 1342/1342 1342 ± 0.00002417 5.546 5.327/5.681 5.476 ± 0.2648
10 1342 1342/1342 1342 ± 0.00002417 5.937 5.76/6.006 5.866 ± 0.2371
11 1342 1342/1342 1342 ± 0.00002417 6.223 6.05/6.359 6.165 ± 0.2403
12 1342 1342/1342 1342 ± 0.00002417 6.366 6.136/6.509 6.331 ± 0.2816
13 1342 1342/1342 1342 ± 0.00002417 6.603 6.287/6.837 6.531 ± 0.3768
14 1342 1342/1342 1342 ± 0.00002623 6.48 6.167/6.737 6.435 ± 0.432
15 1342 1342/1342 1342 ± 0.00002606 6.512 6.119/6.746 6.406 ± 0.4155
16 1342 1342/1342 1342 ± 0.00005602 3.834 3.568/4.102 3.843 ± 0.3316
17 1342 1342/1342 1342 ± 0.00005773 3.987 3.681/4.29 4.009 ± 0.4315
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-11-01 07:59:13.378
End
2024-11-01 08:21:45.706
Duration
0:22:32.328
Note, WebLog generation is not included in the time.

CASA logs for stage 8