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JPL Small-Body Database Browser
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11215 (1999 HN10)
Classification: Main-belt Asteroid          SPK-ID: 2011215
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .105182276631013 4.7785e-08  
a 2.971490851342224 1.662e-08 au
q 2.658942678609822 1.469e-07 au
i .637978776775591 3.8764e-06 deg
node 256.6211802530275 0.00044597 deg
peri 108.6740525232871 0.00044631 deg
M 172.5529822702398 1.948e-05 deg
tp 2457703.732228378459
(2016-Nov-11.23222838)
9.8111e-05 TDB
period 1870.940702016683
5.12
1.5697e-05
4.298e-08
d
yr
n .1924165739790453 1.6143e-09 deg/d
Q 3.284039024074627 1.8368e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2042  
   data-arc span      24988 days (68.41 yr)  
   first obs. used      1950-12-11  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46496  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:54:07  

Additional Information
 Earth MOID = 1.65624 au 
 Jupiter MOID = 2.16995 au 
 T_jup = 3.254 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1   n/a MPO384855  

11215 (1999 HN10)          Discovered 1999-Apr-17 by LINEAR at Socorro
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 HN10 = 1978 EZ9 = 1991 XP3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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