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(18961) Hampfreeman  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 18961.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.39542 6.955e-09 au
e 0.18994 3.032e-08
i 2.459 3.462e-06 deg
Ω 18.025 7.767e-05 deg
ω 49.65 7.823e-05 deg
M 78.388 9.474e-06 deg
Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9404 au
Aphelion 2.8504 au
Asc. node-Earth separation 1.05875 au
Desc. node-Earth separation 1.63129 au
Earth MOID 0.95576 au
Orbital period 1354.16 days
Date of orbit computation  apr 23 19:50
Correlation matrix
1.000000000.021577900.000358610.00681081-0.00365354-0.35850420
0.021577901.00000000-0.00227704-0.00115290-0.008943610.04382319
0.00035861-0.002277041.000000000.06666140-0.066563790.00399207
0.00681081-0.001152900.066661401.00000000-0.99080733-0.00552348
-0.00365354-0.00894361-0.06656379-0.990807331.00000000-0.11803076
-0.358504200.043823190.00399207-0.00552348-0.118030761.00000000
Covariance matrix
4.83669666E-174.55032011E-188.63491872E-183.67895844E-15-1.98765236E-15-2.36224104E-14
4.55032011E-189.19425431E-16-2.39053806E-16-2.71520556E-15-2.12140415E-141.25897709E-14
8.63491872E-18-2.39053806E-161.19876007E-111.79263577E-11-1.80283688E-111.30954414E-13
3.67895844E-15-2.71520556E-151.79263577E-116.03257944E-09-6.01995189E-09-4.06461871E-12
-1.98765236E-15-2.12140415E-14-1.80283688E-11-6.01995189E-096.11933979E-09-8.74788409E-11
-2.36224104E-141.25897709E-141.30954414E-13-4.06461871E-12-8.74788409E-118.97658342E-11