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434147 (2002 RH156)
Classification: Mars-crossing Asteroid          SPK-ID: 2434147
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2873331205274743 7.4358e-08  
a 2.268652521267756 1.1173e-08 au
q 1.616793512939369 1.6914e-07 au
i 1.855767693673338 5.5119e-06 deg
node 264.7665173098248 0.00025076 deg
peri 23.87673029788991 0.00025138 deg
M 103.2235229690657 1.4023e-05 deg
tp 2458642.628942541730
(2019-Jun-08.12894254)
4.9309e-05 TDB
period 1248.102922466486
3.42
9.2199e-06
2.524e-08
d
yr
n .2884377510218247 2.1307e-09 deg/d
Q 2.920511529596142 1.4383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      6252 days (17.12 yr)  
   first obs. used      2002-09-11  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:39:49  

Additional Information
 Earth MOID = .600677 au 
 Jupiter MOID = 2.26973 au 
 T_jup = 3.558 
[ 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 18.2   n/a MPO434582  

434147 (2002 RH156)          Discovered 2002-Sep-11 by NEAT at Palomar
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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