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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.462 5.343/5.835 5.651 ± 0.3994
ea02 1342 1342/1342 1342 ± 0.000004048 5.772 5.395/6.304 5.901 ± 0.5052
ea04 1342 1342/1342 1342 ± 0.000003872 5.584 5.257/6.048 5.7 ± 0.5031
ea05 1342 1342/1342 1342 ± 0 5.377 5.109/5.68 5.416 ± 0.3913
ea06 1342 1342/1342 1342 ± 0.00000358 4.869 4.798/5.243 4.984 ± 0.2914
ea07 1342 1342/1342 1342 ± 0.000004264 5.614 5.273/5.914 5.636 ± 0.4192
ea08 1342 1342/1342 1342 ± 0.000004515 5.627 5.319/6.098 5.727 ± 0.4465
ea09 1342 1342/1342 1342 ± 0.000003691 5.283 4.996/5.634 5.319 ± 0.3948
ea10 1342 1342/1342 1342 ± 0.00001422 5.267 5.001/5.909 5.384 ± 0.4396
ea11 1342 1342/1342 1342 ± 0 6.121 5.418/6.681 6.098 ± 0.6912
ea12 1342 1342/1342 1342 ± 0.00000461 5.63 5.333/5.861 5.691 ± 0.3977
ea13 1342 1342/1342 1342 ± 0.000002104 6.028 5.686/6.147 5.996 ± 0.4112
ea14 1342 1342/1342 1342 ± 0.000003781 5.36 5.153/5.906 5.503 ± 0.4501
ea15 1342 1342/1342 1342 ± 0.000002739 5.744 5.297/6.132 5.763 ± 0.5168
ea16 1342 1342/1342 1342 ± 0.000002861 5.583 5.361/5.873 5.67 ± 0.4141
ea17 1342 1342/1342 1342 ± 0.000003919 5.375 5.279/5.765 5.524 ± 0.348
ea18 1342 1342/1342 1342 ± 0.000004537 4.662 4.485/4.878 4.716 ± 0.2664
ea19 1342 1342/1342 1342 ± 0 5.449 5.156/5.79 5.497 ± 0.3573
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.595 5.426/6.184 5.786 ± 0.4769
ea22 1342 1342/1342 1342 ± 0.000004168 4.961 4.77/5.437 5.068 ± 0.4479
ea23 1342 1342/1342 1342 ± 0.000004239 5.81 5.703/6.526 6.179 ± 0.6294
ea25 1342 1342/1342 1342 ± 0.000005308 5.604 5.426/6.128 5.798 ± 0.5216
ea26 1342 1342/1342 1342 ± 0.000003217 5.574 5.458/6.053 5.762 ± 0.4048
ea27 1342 1342/1342 1342 ± 0.00004194 5.25 5.127/5.858 5.402 ± 0.4021
ea28 1342 1342/1342 1342 ± 0.000005524 5.754 5.556/6.496 5.988 ± 0.5816
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 ± 0.00002462 5.42 5.279/5.548 5.394 ± 0.263
3 1342 1342/1342 1342 ± 0.00002462 5.278 5.095/5.401 5.231 ± 0.3091
4 1342 1342/1342 1342 ± 0.00003625 5.196 4.762/5.323 5.095 ± 0.3278
5 1342 1342/1342 1342 ± 0.00002462 5.322 4.985/5.458 5.269 ± 0.3183
6 1342 1342/1342 1342 ± 0.00002462 5.189 5.063/5.389 5.198 ± 0.271
7 1342 1342/1342 1342 ± 0.00002462 5.267 5.115/5.39 5.232 ± 0.2763
8 1342 1342/1342 1342 ± 0.00002462 5.245 4.998/5.364 5.172 ± 0.3087
9 1342 1342/1342 1342 ± 0.00002462 5.423 5.224/5.635 5.392 ± 0.3465
10 1342 1342/1342 1342 ± 0.00002462 5.757 5.506/6.06 5.729 ± 0.3551
11 1342 1342/1342 1342 ± 0.00002462 5.882 5.778/6.146 5.909 ± 0.3556
12 1342 1342/1342 1342 ± 0.00002462 6.05 5.862/6.141 5.946 ± 0.5068
13 1342 1342/1342 1342 ± 0.00002462 6.327 6.067/6.567 6.308 ± 0.4501
14 1342 1342/1342 1342 ± 0.00002493 6.543 6.163/6.774 6.48 ± 0.5011
15 1342 1342/1342 1342 ± 0.00002941 5.888 5.555/6.138 5.846 ± 0.4146
16 1342 1342/1342 1342 ± 0.00003388 5.488 5.188/5.751 5.46 ± 0.3586
17 1342 1342/1342 1342 ± 0.00003498 5.382 5.184/5.618 5.405 ± 0.3648
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-03 09:40:17.494
End
2024-12-03 10:34:59.042
Duration
0:54:41.548
Note, WebLog generation is not included in the time.

CASA logs for stage 8