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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.858 5.302/6.199 5.772 ± 0.562
ea02 1342 1342/1342 1342 ± 0.00001303 5.869 5.492/6.647 6.034 ± 0.6626
ea04 1342 1342/1342 1342 ± 0 5.601 5.194/6.148 5.701 ± 0.5313
ea05 1342 1342/1342 1342 ± 0 5.934 5.449/6.582 5.952 ± 0.6215
ea06 1342 1342/1342 1342 ± 0 5.618 5.088/5.998 5.592 ± 0.5195
ea07 1342 1342/1342 1342 ± 0 5.338 5.199/5.506 5.32 ± 0.2004
ea08 1342 1342/1342 1342 ± 0.00002269 5.971 5.658/6.75 6.195 ± 0.6834
ea09 1342 1342/1342 1342 ± 0 5.209 4.988/5.841 5.394 ± 0.4488
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.834 5.369/6.482 5.994 ± 0.6138
ea13 1342 1342/1342 1342 ± 0 6.171 5.894/6.401 6.249 ± 0.4709
ea14 1342 1342/1342 1342 ± 0 6.13 5.412/6.522 6.049 ± 0.6732
ea15 1342 1342/1342 1342 ± 0 5.974 5.406/6.452 6.022 ± 0.6752
ea16 1342 1342/1342 1342 ± 0 6.192 5.614/6.7 6.231 ± 0.7169
ea17 1342 1342/1342 1342 ± 0.000004427 5.705 5.585/5.819 5.7 ± 0.1658
ea18 1342 1342/1342 1342 ± 0 5.311 4.905/5.786 5.324 ± 0.5217
ea19 1342 1342/1342 1342 ± 0 5.641 5.636/5.802 5.71 ± 0.08949
ea20 1342 1342/1342 1342 ± 0 6.344 5.835/6.921 6.361 ± 0.6397
ea21 1342 1342/1342 1342 ± 0 5.817 5.425/6.384 5.93 ± 0.5645
ea22 1342 1342/1342 1342 ± 0 5.591 5.291/6.526 5.866 ± 0.6418
ea23 1342 1342/1342 1342 ± 0.000001249 6.155 5.494/6.584 6.113 ± 0.6767
ea24 1342 1342/1342 1342 ± 0 6.012 5.193/6.427 5.791 ± 0.6231
ea25 1342 1342/1342 1342 ± 0.000001249 5.596 5.391/6.366 5.864 ± 0.5948
ea26 1342 1342/1342 1342 ± 0 6.193 5.841/7.057 6.36 ± 0.6755
ea27 1342 1342/1342 1342 ± 0.000001808 5.328 5.238/5.567 5.417 ± 0.1816
ea28 1342 1342/1342 1342 ± 0.00003761 5.777 5.46/6.549 6.001 ± 0.6504
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 ± 0.00002398 5.477 5.294/5.642 5.483 ± 0.2474
3 1342 1342/1342 1342 ± 0.00002405 5.288 5.119/5.444 5.298 ± 0.2707
4 1342 1342/1342 1342 ± 0.00002422 5.302 5.129/5.462 5.295 ± 0.2805
5 1342 1342/1342 1342 ± 0.00002398 5.458 5.289/5.657 5.469 ± 0.2998
6 1342 1342/1342 1342 ± 0.00002401 5.435 5.151/5.595 5.381 ± 0.279
7 1342 1342/1342 1342 ± 0.00002398 5.412 5.254/5.638 5.434 ± 0.268
8 1342 1342/1342 1342 ± 0.00002398 5.444 5.165/5.556 5.381 ± 0.2884
9 1342 1342/1342 1342 ± 0.00002401 5.665 5.536/5.936 5.662 ± 0.3132
10 1342 1342/1342 1342 ± 0.00002607 6.132 5.929/6.309 6.078 ± 0.3215
11 1342 1342/1342 1342 ± 0.00002607 6.37 6.245/6.468 6.304 ± 0.3158
12 1342 1342/1342 1342 ± 0.00002607 6.52 6.367/6.599 6.449 ± 0.3228
13 1342 1342/1342 1342 ± 0.00002607 6.956 6.63/7.084 6.868 ± 0.3748
14 1342 1342/1342 1342 ± 0.00002607 7.171 6.849/7.283 7.069 ± 0.3986
15 1342 1342/1342 1342 ± 0.00002607 6.837 6.518/6.983 6.716 ± 0.4054
16 1342 1342/1342 1342 ± 0.00003749 5.968 5.631/6.194 5.945 ± 0.3608
17 1342 1342/1342 1342 ± 0.0000371 5.878 5.708/6.262 5.967 ± 0.3406
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-13 00:17:06.971
End
2024-04-13 01:05:53.368
Duration
0:48:46.397
Note, WebLog generation is not included in the time.

CASA logs for stage 7