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JPL Small-Body Database Browser
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379868 (2012 HV22)
Classification: Inner Main-belt Asteroid          SPK-ID: 2379868
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08185803478338589 6.7331e-08  
a 1.982306815143136 2.2972e-08 au
q 1.820039074917806 1.3644e-07 au
i 21.02885755906905 1.029e-05 deg
node 202.6186712616378 1.5394e-05 deg
peri 250.5893245261608 6.0247e-05 deg
M 64.62635822522191 5.8184e-05 deg
tp 2458817.495436025486
(2019-Nov-29.99543603)
0.00016462 TDB
period 1019.423728027941
2.79
1.7721e-05
4.852e-08
d
yr
n .353140691257417 6.1387e-09 deg/d
Q 2.144574555368465 2.4853e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      6847 days (18.75 yr)  
   first obs. used      1999-11-14  
   last obs. used      2018-08-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62506  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:43:51  

Additional Information
 Earth MOID = .895981 au 
 Jupiter MOID = 3.02002 au 
 T_jup = 3.773 
[ 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 17.5   n/a MPO455733  

379868 (2012 HV22)          Discovered 2010-Oct-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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