Monopole test from .fseries geometry
===================================
File: C:\workspace\projects\SSTcore\sstcore\resources\knotplot\knot_5.2.1\knot_5.2.1.fseries
Header L: None
Harmonics: 100
Curve samples: 4000
Approx reconstructed length: 1.043050494618e+02

Geometry scales
---------------
bbox_diag: 2.249483079017e+01
rms_radius: 5.828450483620e+00
max_radius: 8.354546176534e+00

Grid / coarse-graining
----------------------
grid_n: 80
dx, dy, dz: 3.331216121242e-01, 3.331216121242e-01, 3.331216121242e-01
dV: 3.696650811704e-02
tube_radius: 6.000000000000e-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 = -6.610126754708e-09
D_tensor = [-8.81350234e-09  1.10168779e-09 -2.36862875e-08]
M_tensor =
[[ 74529516.06200525 -13358344.96500711  -5058264.33145113]
 [-13358344.96500711  75377493.16169733   1435077.35688256]
 [ -5058264.33145113   1435077.35688256  41465192.35671278]]
Qtf_tensor =
[[ 10738782.2018668  -13358344.96500711  -5058264.33145113]
 [-13358344.96500711  11586759.30155887   1435077.35688256]
 [ -5058264.33145113   1435077.35688256 -22325541.50342567]]

Mixed source moments
--------------------
alpha = 1.000000000000e+00
beta = 1.000000000000e-01
Q_mix = 9.568610079021e+07
D_mix = [-4351490.42456225   976368.70724787 12788782.32595832]
M_mix =
[[ 1.74312340e+09  2.95536580e+07 -4.81008547e+07]
 [ 2.95536580e+07  1.30107773e+09  7.77192120e+07]
 [-4.81008547e+07  7.77192120e+07  2.04393981e+08]]
Qtf_mix =
[[ 6.60258363e+08  2.95536580e+07 -4.81008547e+07]
 [ 2.95536580e+07  2.18212693e+08  7.77192120e+07]
 [-4.81008547e+07  7.77192120e+07 -8.78471057e+08]]

Scalar organized reservoir
--------------------------
Integral rho_org dV = 9.568610079021e+07

Interpretation
--------------
Pure tensor source |Q| = 6.610127e-09
Pure tensor normalized dipole ratio = 1.701274e-01
Pure tensor normalized quadrupole ratio = 1.018330e+13

Mixed source |Q| = 9.568610e+07
Mixed source normalized dipole ratio = 6.292417e-03
Mixed source normalized quadrupole ratio = 2.330898e-02
Scalar organized reservoir ∫rho_org dV = 9.568610e+07

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.