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382168 (2012 HP79)
Classification: Outer Main-belt Asteroid          SPK-ID: 2382168
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2178274869630887 9.5555e-08  
a 3.223358700812444 7.3352e-08 au
q 2.521222575433863 2.684e-07 au
i 26.41992283466408 2.0296e-05 deg
node 57.15966639971298 2.3953e-05 deg
peri 257.7190418517828 9.4855e-05 deg
M 87.4932475731633 7.8955e-05 deg
tp 2458486.771784772518
(2019-Jan-03.27178477)
0.00045736 TDB
period 2113.787779191096
5.79
7.2154e-05
1.975e-07
d
yr
n .170310380040973 5.8135e-09 deg/d
Q 3.925494826191025 8.9331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      4490 days (12.29 yr)  
   first obs. used      2007-08-11  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56868  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:16:46  

Additional Information
 Earth MOID = 1.65203 au 
 Jupiter MOID = 1.73417 au 
 T_jup = 2.990 
[ 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 15.9   n/a MPO503463  

382168 (2012 HP79)          Discovered 2008-Oct-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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