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JPL Small-Body Database Browser
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382164 (2012 HX49)
Classification: Inner Main-belt Asteroid          SPK-ID: 2382164
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04313323800419708 1.3967e-07  
a 1.950825836391646 1.9412e-08 au
q 1.866680401285828 2.7634e-07 au
i 22.20950188694974 1.5397e-05 deg
node 189.5110389371362 2.1733e-05 deg
peri 354.4397200902681 0.00011335 deg
M 229.2758508651685 0.0001097 deg
tp 2458961.892801639343
(2020-Apr-22.39280164)
0.00030377 TDB
period 995.2362241499416
2.72
1.4855e-05
4.067e-08
d
yr
n .361723168092566 5.399e-09 deg/d
Q 2.034971271497464 2.0249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      6908 days (18.91 yr)  
   first obs. used      1999-10-13  
   last obs. used      2018-09-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6359  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:40:59  

Additional Information
 Earth MOID = .868345 au 
 Jupiter MOID = 2.92198 au 
 T_jup = 3.800 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO339210  

382164 (2012 HX49)          Discovered 2010-Sep-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-12-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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