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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.234 5.169/5.889 5.331 ± 0.8267
ea02 1342 1342/1342 1342 ± 0.00004166 5.693 5.283/6.356 5.613 ± 0.9832
ea05 1342 1342/1342 1342 ± 0.00001899 5.578 5.117/6.567 5.698 ± 0.8613
ea06 1342 1342/1342 1342 ± 0.000006031 4.909 4.819/5.459 4.988 ± 0.6295
ea07 1342 1342/1342 1342 ± 0.00004203 5.716 5.28/5.974 5.501 ± 0.8486
ea08 1342 1342/1342 1342 ± 0.00004239 5.833 5.575/6.67 5.884 ± 1.038
ea09 1342 1342/1342 1342 ± 0.000004069 3.751 3.25/5.619 4.321 ± 1.123
ea10 1342 1342/1342 1342 ± 0.00004236 5.247 5.081/6.235 5.431 ± 0.8888
ea11 1342 1342/1342 1342 ± 0 5.812 5.269/6.444 5.945 ± 0.6501
ea12 1342 1342/1342 1342 ± 0.000007222 5.548 5.345/6.529 5.736 ± 1.014
ea13 1342 1342/1342 1342 ± 0.00001354 5.818 5.68/6.379 5.852 ± 0.797
ea14 1342 1342/1342 1342 ± 0.00001602 6.502 5.73/6.958 6.007 ± 1.205
ea15 1342 1342/1342 1342 ± 0 5.308 5.181/6.238 5.591 ± 0.885
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004293 5.765 5.486/6.499 5.785 ± 1.003
ea18 1342 1342/1342 1342 ± 0.00003625 5.058 4.674/5.775 5.038 ± 0.8029
ea19 1342 1342/1342 1342 ± 0.000009689 5.634 5.428/6.731 5.876 ± 0.9137
ea20 1342 1342/1342 1342 ± 0.00002381 5.915 5.753/7.032 6.025 ± 1.109
ea21 1342 1342/1342 1342 ± 0.0000255 5.375 5.31/6.329 5.64 ± 0.867
ea22 1342 1342/1342 1342 ± 0.00003709 5.299 5.101/6.223 5.423 ± 0.9026
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.34 5.278/5.401 5.33 ± 0.1464
ea26 1342 1342/1342 1342 ± 0.00001474 5.603 5.426/6.553 5.702 ± 0.8403
ea27 1342 1342/1342 1342 ± 0.00004422 5.436 5.067/6.244 5.487 ± 0.8943
ea28 1342 1342/1342 1342 ± 0.0000541 6.467 5.656/6.574 5.81 ± 1.255
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 ± 0.00002618 5.416 5.232/5.676 5.378 ± 0.5112
3 1342 1342/1342 1342 ± 0.00002601 5.358 5.043/5.534 5.219 ± 0.5159
5 1342 1342/1342 1342 ± 0.00002681 5.322 5.168/5.478 5.251 ± 0.5358
6 1342 1342/1342 1342 ± 0.00002618 5.326 5.202/5.438 5.207 ± 0.5154
7 1342 1342/1342 1342 ± 0.00002618 5.276 5.105/5.429 5.206 ± 0.5011
8 1342 1342/1342 1342 ± 0.00002618 5.28 5.044/5.416 5.151 ± 0.5197
9 1342 1342/1342 1342 ± 0.00002618 5.553 5.418/5.772 5.441 ± 0.5887
10 1342 1342/1342 1342 ± 0.0000256 6.007 5.735/6.084 5.935 ± 0.3474
11 1342 1342/1342 1342 ± 0.0000256 6.294 6.22/6.451 6.226 ± 0.3537
12 1342 1342/1342 1342 ± 0.0000256 6.455 6.232/6.573 6.395 ± 0.3685
13 1342 1342/1342 1342 ± 0.0000256 6.673 6.292/7.031 6.642 ± 0.4342
14 1342 1342/1342 1342 ± 0.00003143 6.532 6.151/7.005 6.537 ± 0.5315
15 1342 1342/1342 1342 ± 0.00002618 6.735 6.61/6.981 6.685 ± 0.4671
16 1342 1342/1342 1342 ± 0.00006079 3.79 3.631/4.057 3.851 ± 0.2822
17 1342 1342/1342 1342 ± 0.00006079 3.739 3.62/4.035 3.809 ± 0.258
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-22 11:02:32.030
End
2024-04-22 11:48:16.385
Duration
0:45:44.355
Note, WebLog generation is not included in the time.

CASA logs for stage 7