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 5.073 4.94/5.727 5.136 ± 0.8259
ea02 1342 1342/1342 1342 ± 0.00004174 5.739 5.163/6.469 5.543 ± 1.045
ea04 1342 1342/1342 1342 ± 0.00003009 5.033 4.714/5.741 4.967 ± 0.9462
ea05 1342 1342/1342 1342 ± 0.00001068 5.242 4.896/5.952 5.327 ± 0.7132
ea06 1342 1342/1342 1342 ± 0.00003546 4.947 4.77/5.6 4.933 ± 0.8984
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.00004251 5.826 5.31/6.507 5.689 ± 1.115
ea09 1342 1342/1342 1342 ± 0.000009773 5.245 4.953/6.005 5.333 ± 0.7848
ea10 1342 1342/1342 1342 ± 0.00004494 5.128 4.877/6.162 5.245 ± 0.9019
ea11 1342 1342/1342 1342 ± 0.00004133 5.609 4.996/6.232 5.406 ± 0.9289
ea12 1342 1342/1342 1342 ± 0.0000381 5.376 5.014/6.31 5.409 ± 1.038
ea13 1342 1342/1342 1342 ± 0.000009238 5.609 5.375/6.132 5.629 ± 0.7659
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0.00002341 5.11 4.939/6.052 5.22 ± 1.092
ea16 1342 1342/1342 1342 ± 0.00001927 5.461 5.064/5.98 5.359 ± 0.8507
ea17 1342 1342/1342 1342 ± 0.00004522 5.717 5.19/6.343 5.611 ± 1.01
ea18 1342 1342/1342 1342 ± 0.0000403 4.711 4.395/5.317 4.712 ± 0.705
ea19 1342 1342/1342 1342 ± 0.00000131 5.428 5.212/6.246 5.566 ± 0.7445
ea20 1342 1342/1342 1342 ± 0.00004109 5.662 5.472/6.701 5.734 ± 1.053
ea21 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea22 1342 1342/1342 1342 ± 0.00002709 5.303 5.012/6.319 5.455 ± 0.9414
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0.00004289 5.343 4.92/5.939 5.241 ± 0.8689
ea27 1342 1342/1342 1342 ± 0.00004524 5.252 4.881/6.186 5.245 ± 0.8957
ea28 1342 1342/1342 1342 ± 0.00004455 5.394 5.132/6.231 5.411 ± 0.9808
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 ± 0.00002604 5.16 4.983/5.393 5.155 ± 0.2575
5 1342 1342/1342 1342 ± 0.00002604 4.981 4.897/5.321 5.066 ± 0.3655
6 1342 1342/1342 1342 ± 0.00002604 5.089 4.954/5.216 5.081 ± 0.2615
7 1342 1342/1342 1342 ± 0.00002604 5.059 4.949/5.19 5.078 ± 0.2177
8 1342 1342/1342 1342 ± 0.00002604 5.022 4.887/5.181 5.045 ± 0.2553
9 1342 1342/1342 1342 ± 0.00002604 5.351 5.232/5.505 5.34 ± 0.2955
10 1342 1342/1342 1342 ± 0.00002604 5.756 5.615/5.959 5.763 ± 0.3147
11 1342 1342/1342 1342 ± 0.00002604 6.132 5.973/6.244 6.07 ± 0.3121
12 1342 1342/1342 1342 ± 0.00002604 6.3 6.107/6.45 6.253 ± 0.3221
13 1342 1342/1342 1342 ± 0.00002637 6.514 6.186/6.599 6.405 ± 0.3276
14 1342 1342/1342 1342 ± 0.00003771 6.098 5.762/6.45 6.101 ± 0.4566
15 1342 1342/1342 1342 ± 0.00002629 6.335 6.022/6.643 6.314 ± 0.4274
16 1342 1342/1342 1342 ± 0.00005744 3.325 3.13/3.626 3.387 ± 0.4112
17 1342 1342/1342 1342 ± 0.00005874 3.588 3.362/3.862 3.628 ± 0.3836
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-06 05:36:39.435
End
2024-11-06 06:22:05.528
Duration
0:45:26.093
Note, WebLog generation is not included in the time.

CASA logs for stage 8