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JPL Small-Body Database Browser
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379884 (2012 HJ62)
Classification: Main-belt Asteroid          SPK-ID: 2379884
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08139152187109772 6.7986e-08  
a 2.713599453261938 6.1715e-08 au
q 2.49273546401237 2.1255e-07 au
i 14.18946556661282 8.9072e-06 deg
node 187.6542350909315 2.9449e-05 deg
peri 51.14515552731573 7.5968e-05 deg
M 177.5147203095401 7.9206e-05 deg
tp 2457795.401693296762
(2017-Feb-10.90169330)
0.00034545 TDB
period 1632.740033658995
4.47
5.57e-05
1.525e-07
d
yr
n .2204882544548348 7.5218e-09 deg/d
Q 2.934463442511505 6.6738e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      5648 days (15.46 yr)  
   first obs. used      2003-05-02  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59349  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:07:18  

Additional Information
 Earth MOID = 1.50805 au 
 Jupiter MOID = 2.07805 au 
 T_jup = 3.313 
[ 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 16.7   n/a MPO460490  

379884 (2012 HJ62)          Discovered 2009-Sep-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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