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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.328 5.105/6.083 5.607 ± 0.5879
ea02 1342 1342/1342 1342 ± 0.00003003 5.717 5.324/6.533 5.9 ± 0.748
ea04 1342 1342/1342 1342 ± 0.000004174 5.164 5.039/6.019 5.493 ± 0.5991
ea05 1342 1342/1342 1342 ± 0 5.444 5.248/6.475 5.777 ± 0.6796
ea06 1342 1342/1342 1342 ± 0.00001385 4.8 4.694/5.395 5.033 ± 0.457
ea07 1342 1342/1342 1342 ± 0.00004187 5.635 5.318/6.293 5.84 ± 0.7367
ea08 1342 1342/1342 1342 ± 0.00003442 5.7 5.339/6.688 6.034 ± 0.8055
ea10 1342 1342/1342 1342 ± 0.00004208 5.567 5.06/6.602 5.767 ± 0.8175
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001669 5.35 5.266/6.501 5.788 ± 0.7789
ea13 1342 1342/1342 1342 ± 0 5.922 5.571/6.261 6.025 ± 0.5691
ea14 1342 1342/1342 1342 ± 0.00001658 5.304 5.058/6.317 5.639 ± 0.7409
ea15 1342 1342/1342 1342 ± 0 5.174 5.046/6.128 5.594 ± 0.7101
ea16 1342 1342/1342 1342 ± 0 5.648 5.393/6.791 6.035 ± 0.884
ea17 1342 1342/1342 1342 ± 0.00004185 5.766 5.32/6.781 5.976 ± 0.7485
ea18 1342 1342/1342 1342 ± 0.00003124 4.743 4.606/5.622 5.055 ± 0.5772
ea19 1342 1342/1342 1342 ± 0.000009244 5.727 5.447/6.714 6.021 ± 0.7181
ea20 1342 1342/1342 1342 ± 0.00001976 5.779 5.471/6.828 6.064 ± 0.8024
ea21 1342 1342/1342 1342 ± 0.00001084 5.555 5.143/6.283 5.735 ± 0.6732
ea22 1342 1342/1342 1342 ± 0.00001127 5.404 5.155/6.282 5.73 ± 0.6997
ea23 1342 1342/1342 1342 ± 0.00004052 5.581 5.313/6.559 5.906 ± 0.8035
ea25 1342 1342/1342 1342 ± 0.00004107 5.3 4.906/6.195 5.553 ± 0.6956
ea26 1342 1342/1342 1342 ± 0 5.724 5.632/6.815 6.168 ± 0.6719
ea27 1342 1342/1342 1342 ± 0.00004187 5.312 5.001/6.35 5.636 ± 0.7069
ea28 1342 1342/1342 1342 ± 0.00004115 5.412 5.308/6.515 5.796 ± 0.7681
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 ± 0.00002443 5.141 4.869/5.349 5.129 ± 0.258
3 1342 1342/1342 1342 ± 0.00002475 5.126 4.909/5.406 5.161 ± 0.3556
5 1342 1342/1342 1342 ± 0.00002524 5.549 5.31/5.706 5.489 ± 0.3417
6 1342 1342/1342 1342 ± 0.00002443 5.316 5.065/5.438 5.265 ± 0.2733
7 1342 1342/1342 1342 ± 0.00002443 5.31 5.148/5.472 5.309 ± 0.2589
8 1342 1342/1342 1342 ± 0.00002443 5.25 5.049/5.398 5.215 ± 0.2827
9 1342 1342/1342 1342 ± 0.00002443 5.432 5.331/5.703 5.462 ± 0.3053
10 1342 1342/1342 1342 ± 0.00002443 6.034 5.87/6.175 5.993 ± 0.3253
11 1342 1342/1342 1342 ± 0.00002443 6.3 6.136/6.388 6.232 ± 0.3225
12 1342 1342/1342 1342 ± 0.00002443 6.473 6.218/6.596 6.402 ± 0.3566
13 1342 1342/1342 1342 ± 0.00002443 6.844 6.734/7.129 6.852 ± 0.371
14 1342 1342/1342 1342 ± 0.00002443 7.116 6.873/7.374 7.066 ± 0.4213
15 1342 1342/1342 1342 ± 0.00002443 6.705 6.418/6.875 6.595 ± 0.4478
16 1342 1342/1342 1342 ± 0.00006083 4.914 4.747/5.063 4.928 ± 0.2963
17 1342 1342/1342 1342 ± 0.00005963 5.115 4.968/5.31 5.167 ± 0.339
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-12-21 12:24:43.057
End
2024-12-21 13:26:23.399
Duration
1:01:40.342
Note, WebLog generation is not included in the time.

CASA logs for stage 8