JPL Small-Body Database Browser

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(2020 HB11)

Classification: Centaur SPK-ID: 54017270

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.

Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)

Element	Value	Uncertainty (1-sigma)	Units
e	.7081566380952619	0.00091051
a	16.57827382182716	0.053916	au
q	4.83825916673935	0.00066111	au
i	147.297215915841	0.00058024	deg
node	290.147725664494	0.0035138	deg
peri	104.5458585482636	0.039444	deg
M	1.684104277977435	0.004472	deg
t_p	2459085.161614469971 (2020-Aug-23.66161447)	0.3502	TDB
period	24655.13527504197 67.50	120.28 0.3293	d yr
n	.01460142059591223	7.123e-05	deg/d
Q	28.31828847691497	0.092097	au

Orbit Determination Parameters

# obs. used (total)	74
data-arc span	37 days
first obs. used	2020-04-18
last obs. used	2020-05-25
planetary ephem.	DE441
SB-pert. ephem.	SB441-N16
condition code	6
norm. resid. RMS	.43786
source	ORB
producer	Otto Matic
solution date	2021-Apr-15 22:25:56

Additional Information

Earth MOID = 4.0197 au

Jupiter MOID = 1.11884 au

T_jup = -1.807

[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table

Parameter	Symbol	Value	Units	Sigma	Reference	Notes
absolute magnitude	H	14.99		.4606	MPO545532	autocmod 2.8

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

2021-May-13 04:21 UT
(server date/time)

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