Monopole test from .fseries geometry
===================================
File: C:\workspace\projects\SSTcore\sstcore\resources\knotplot\knot_9.2.20\knot_9.2.20.fseries
Header L: None
Harmonics: 100
Curve samples: 4000
Approx reconstructed length: 1.377775234523e+02

Geometry scales
---------------
bbox_diag: 2.360655266485e+01
rms_radius: 6.230956444924e+00
max_radius: 9.024359779993e+00

Grid / coarse-graining
----------------------
grid_n: 80
dx, dy, dz: 3.354142704161e-01, 3.354142704161e-01, 3.354142704161e-01
dV: 3.773502204150e-02
tube_radius: 4.000000000000e-02
padding_frac: 6.000000000000e-01

Canonical SST constants used
----------------------------
rho_f: 7.000000000000e-07
v_swirl: 1.093845630000e+06
r_c: 1.408970170000e-15

Pure tensor source moments
--------------------------
Q_tensor = -4.498365168750e-09
D_tensor = [-1.12459129e-08 -6.29771124e-08  6.74754775e-09]
M_tensor =
[[79846780.64129932 -1517809.07732361  4696797.17798586]
 [-1517809.07732361 74650773.29751003 -3480682.17205122]
 [ 4696797.17798586 -3480682.17205122 62436525.84722966]]
Qtf_tensor =
[[ 7535420.71261966 -1517809.07732361  4696797.17798586]
 [-1517809.07732361  2339413.36883037 -3480682.17205122]
 [ 4696797.17798586 -3480682.17205122 -9874834.08145   ]]

Mixed source moments
--------------------
alpha = 1.000000000000e+00
beta = 1.000000000000e+00
Q_mix = 1.084670398930e+08
D_mix = [ 80828601.40046999  13446717.24657241 -31820989.92679501]
M_mix =
[[ 3.03435605e+09 -2.87236431e+07 -2.28200651e+07]
 [-2.87236431e+07  1.58179270e+09 -7.50856602e+07]
 [-2.28200651e+07 -7.50856602e+07  2.69245712e+08]]
Qtf_mix =
[[ 1.40589123e+09 -2.87236431e+07 -2.28200651e+07]
 [-2.87236431e+07 -4.66721208e+07 -7.50856602e+07]
 [-2.28200651e+07 -7.50856602e+07 -1.35921911e+09]]

Scalar organized reservoir
--------------------------
Integral rho_org dV = 1.084670398930e+08

Interpretation
--------------
Pure tensor source |Q| = 4.498365e-09
Pure tensor normalized dipole ratio = 6.057788e-01
Pure tensor normalized quadrupole ratio = 6.085580e+12

Mixed source |Q| = 1.084670e+08
Mixed source normalized dipole ratio = 3.432933e-02
Mixed source normalized quadrupole ratio = 3.241987e-02
Scalar organized reservoir ∫rho_org dV = 1.084670e+08

Pure tensor source: monopole is numerically suppressed relative to the scalar organized reservoir.
Mixed source: plausible effective monopole candidate after coarse-graining; dipole/quadrupole contamination is moderate.