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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.075 4.918/5.767 5.182 ± 0.7811
ea02 1342 1342/1342 1342 ± 0.00004219 5.686 5.117/6.45 5.602 ± 0.944
ea04 1342 1342/1342 1342 ± 0.00002217 4.943 4.703/5.756 4.995 ± 0.8657
ea05 1342 1342/1342 1342 ± 0.00001136 5.245 4.906/5.998 5.422 ± 0.6911
ea06 1342 1342/1342 1342 ± 0.0000298 4.89 4.753/5.567 4.927 ± 0.8129
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.00003817 5.843 5.324/6.653 5.894 ± 0.9582
ea09 1342 1342/1342 1342 ± 0.00002997 5.22 4.986/6.044 5.38 ± 0.765
ea10 1342 1342/1342 1342 ± 0.00004219 5.424 4.855/6.118 5.303 ± 0.8298
ea11 1342 1342/1342 1342 ± 0.00004173 5.56 4.965/6.189 5.399 ± 0.9166
ea12 1342 1342/1342 1342 ± 0.00003583 5.336 5.026/6.289 5.391 ± 0.9772
ea13 1342 1342/1342 1342 ± 0.00002386 5.559 5.347/6.118 5.636 ± 0.7321
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0.00001701 5.116 4.838/6.045 5.238 ± 1.012
ea16 1342 1342/1342 1342 ± 0.00002137 5.452 5.076/6.21 5.503 ± 0.7998
ea17 1342 1342/1342 1342 ± 0.0000448 5.711 5.209/6.432 5.674 ± 0.9664
ea18 1342 1342/1342 1342 ± 0.00004171 4.721 4.45/5.267 4.707 ± 0.6954
ea19 1342 1342/1342 1342 ± 0.000004497 5.434 5.232/6.241 5.662 ± 0.6966
ea20 1342 1342/1342 1342 ± 0.00004154 5.658 5.432/6.572 5.719 ± 1.004
ea21 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea22 1342 1342/1342 1342 ± 0.00004134 5.332 5.015/6.431 5.553 ± 0.8932
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0.00004195 5.36 4.923/5.997 5.282 ± 0.8468
ea27 1342 1342/1342 1342 ± 0.00004131 5.243 4.836/6.162 5.31 ± 0.8261
ea28 1342 1342/1342 1342 ± 0.00004259 5.384 5.129/6.376 5.517 ± 0.9665
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 ± 0.000026 5.089 4.951/5.344 5.113 ± 0.2555
5 1342 1342/1342 1342 ± 0.000026 4.987 4.897/5.303 5.053 ± 0.3549
6 1342 1342/1342 1342 ± 0.000026 5.093 4.975/5.252 5.096 ± 0.2634
7 1342 1342/1342 1342 ± 0.000026 5.033 4.96/5.181 5.065 ± 0.2152
8 1342 1342/1342 1342 ± 0.000026 5.028 4.885/5.16 5.036 ± 0.2566
9 1342 1342/1342 1342 ± 0.000026 5.366 5.243/5.502 5.334 ± 0.2923
10 1342 1342/1342 1342 ± 0.000026 5.751 5.603/5.957 5.756 ± 0.3157
11 1342 1342/1342 1342 ± 0.000026 6.113 5.957/6.231 6.055 ± 0.3123
12 1342 1342/1342 1342 ± 0.000026 6.286 6.093/6.434 6.243 ± 0.3233
13 1342 1342/1342 1342 ± 0.000026 6.557 6.178/6.693 6.439 ± 0.3624
14 1342 1342/1342 1342 ± 0.00002935 6.43 5.932/6.729 6.328 ± 0.4774
15 1342 1342/1342 1342 ± 0.00002838 6.37 6.057/6.671 6.325 ± 0.4343
16 1342 1342/1342 1342 ± 0.00005692 3.576 3.365/3.96 3.663 ± 0.4059
17 1342 1342/1342 1342 ± 0.00005748 3.823 3.513/4.195 3.878 ± 0.4914
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2024-12-21 05:16:20.013
End
2024-12-21 05:39:14.522
Duration
0:22:54.509
Note, WebLog generation is not included in the time.

CASA logs for stage 8