Monopole test from .fseries geometry
===================================
File: C:\workspace\projects\SSTcore\sstcore\resources\knotplot\knot_7.2.8\knot_7.2.8.fseries
Header L: None
Harmonics: 100
Curve samples: 4000
Approx reconstructed length: 1.648660212792e+02

Geometry scales
---------------
bbox_diag: 2.950604277483e+01
rms_radius: 7.157002930020e+00
max_radius: 1.081004750846e+01

Grid / coarse-graining
----------------------
grid_n: 128
dx, dy, dz: 2.562458980494e-01, 2.562458980494e-01, 2.562458980494e-01
dV: 1.682560797634e-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 = -2.256489869760e-09
D_tensor = [-4.81384506e-08  0.00000000e+00  2.40692253e-08]
M_tensor =
[[ 1.33508717e+08 -3.00593097e+07 -1.03847939e+07]
 [-3.00593097e+07  9.09198967e+07  2.02143971e+07]
 [-1.03847939e+07  2.02143971e+07  7.17600743e+07]]
Qtf_tensor =
[[ 34779154.40276466 -30059309.66272823 -10384793.90334897]
 [-30059309.66272823  -7809666.00834538  20214397.06985763]
 [-10384793.90334897  20214397.06985763 -26969488.39441927]]

Mixed source moments
--------------------
alpha = 1.000000000000e+00
beta = 1.000000000000e+01
Q_mix = 1.480943440515e+08
D_mix = [-10921495.72327749  21706400.1441977    2481631.33788585]
M_mix =
[[ 4.93465813e+09 -6.22661369e+08  9.92233358e+07]
 [-6.22661369e+08  3.15170406e+09  8.83860761e+08]
 [ 9.92233358e+07  8.83860761e+08  2.53047448e+09]]
Qtf_mix =
[[ 1.39571257e+09 -6.22661369e+08  9.92233358e+07]
 [-6.22661369e+08 -3.87241493e+08  8.83860761e+08]
 [ 9.92233358e+07  8.83860761e+08 -1.00847108e+09]]

Scalar organized reservoir
--------------------------
Integral rho_org dV = 1.480943440515e+08

Interpretation
--------------
Pure tensor source |Q| = 2.256490e-09
Pure tensor normalized dipole ratio = 8.083562e-01
Pure tensor normalized quadrupole ratio = 3.540602e+13

Mixed source |Q| = 1.480943e+08
Mixed source normalized dipole ratio = 5.589773e-03
Mixed source normalized quadrupole ratio = 1.814399e-02
Scalar organized reservoir ∫rho_org dV = 1.480943e+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.