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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.513 5.236/6.234 5.786 ± 0.6041
ea02 1342 1342/1342 1342 ± 0.00003565 6.093 5.359/6.735 6.128 ± 0.7867
ea04 1342 1342/1342 1342 ± 0.00002354 5.305 5.065/6.179 5.641 ± 0.6625
ea05 1342 1342/1342 1342 ± 0 5.727 5.378/6.74 6.013 ± 0.7581
ea06 1342 1342/1342 1342 ± 0.00002426 5.216 4.725/5.467 5.125 ± 0.4636
ea07 1342 1342/1342 1342 ± 0.00004365 5.811 5.501/6.409 6.006 ± 0.7767
ea08 1342 1342/1342 1342 ± 0.00003869 6.084 5.454/6.957 6.277 ± 0.9048
ea09 1342 1342/1342 1342 ± 0.000007602 5.755 5.338/6.516 5.93 ± 0.6499
ea10 1342 1342/1342 1342 ± 0.00004363 5.505 5.108/6.514 5.765 ± 0.7396
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002407 5.696 5.289/6.564 5.946 ± 0.7729
ea13 1342 1342/1342 1342 ± 0 6.364 5.668/6.878 6.242 ± 0.6312
ea14 1342 1342/1342 1342 ± 0.00001797 5.654 5.499/6.672 6.015 ± 0.7953
ea15 1342 1342/1342 1342 ± 0.000004505 5.539 5.139/6.323 5.817 ± 0.7582
ea16 1342 1342/1342 1342 ± 0 5.884 5.521/6.895 6.2 ± 0.8783
ea17 1342 1342/1342 1342 ± 0.00004363 5.945 5.607/6.976 6.258 ± 0.8149
ea18 1342 1342/1342 1342 ± 0.00003569 5.077 4.905/5.871 5.328 ± 0.579
ea19 1342 1342/1342 1342 ± 0.000009642 5.851 5.671/6.924 6.249 ± 0.7842
ea20 1342 1342/1342 1342 ± 0.00002677 5.933 5.721/6.898 6.259 ± 0.8519
ea21 1342 1342/1342 1342 ± 0.00001138 5.729 5.466/6.516 5.949 ± 0.7232
ea22 1342 1342/1342 1342 ± 0.00001822 5.645 5.178/6.323 5.816 ± 0.6879
ea23 1342 1342/1342 1342 ± 0.00004287 5.7 5.514/6.814 6.142 ± 0.8637
ea25 1342 1342/1342 1342 ± 0.00004292 5.472 5.366/6.347 5.863 ± 0.7038
ea26 1342 1342/1342 1342 ± 0.000007218 5.606 5.513/6.583 6.013 ± 0.6173
ea27 1342 1342/1342 1342 ± 0.00004389 5.602 5.37/6.651 5.936 ± 0.734
ea28 1342 1342/1342 1342 ± 0.00004274 5.78 5.532/6.749 6.082 ± 0.7978
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 ± 0.000024 5.479 5.134/5.61 5.409 ± 0.2833
5 1342 1342/1342 1342 ± 0.00002726 5.602 5.421/5.734 5.535 ± 0.2757
6 1342 1342/1342 1342 ± 0.00002433 5.494 5.284/5.604 5.439 ± 0.2383
7 1342 1342/1342 1342 ± 0.00002467 5.463 5.176/5.557 5.408 ± 0.2393
8 1342 1342/1342 1342 ± 0.00002467 5.403 5.187/5.524 5.367 ± 0.2666
9 1342 1342/1342 1342 ± 0.00002805 5.577 5.4/5.802 5.572 ± 0.2895
10 1342 1342/1342 1342 ± 0.000024 6.233 6.01/6.322 6.129 ± 0.3262
11 1342 1342/1342 1342 ± 0.000024 6.413 6.3/6.641 6.386 ± 0.3458
12 1342 1342/1342 1342 ± 0.000024 6.562 6.426/6.761 6.566 ± 0.3716
13 1342 1342/1342 1342 ± 0.000024 7.068 6.894/7.346 7.033 ± 0.4091
14 1342 1342/1342 1342 ± 0.000024 7.217 7.065/7.473 7.208 ± 0.4415
15 1342 1342/1342 1342 ± 0.00002434 6.683 6.391/6.928 6.61 ± 0.4688
16 1342 1342/1342 1342 ± 0.00006103 4.98 4.807/5.124 4.98 ± 0.2677
17 1342 1342/1342 1342 ± 0.0000596 5.206 5.036/5.439 5.233 ± 0.3255
datacolumn
residual_data
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-12 15:45:58.905
End
2024-12-12 16:55:11.104
Duration
1:09:12.199
Note, WebLog generation is not included in the time.

CASA logs for stage 8