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487751 (2015 RK122)
Classification: Main-belt Asteroid          SPK-ID: 2487751
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1322644858047014 7.6786e-08  
a 2.807937153338941 4.6933e-08 au
q 2.436546789580649 2.2144e-07 au
i 9.266168060050799 7.3856e-06 deg
node 94.64339284676882 6.3969e-05 deg
peri 300.2062220833311 8.5389e-05 deg
M 325.9023097152951 5.48e-05 deg
tp 2459163.280344285921
(2020-Nov-09.78034429)
0.00026307 TDB
period 1718.618576614206
4.71
4.3089e-05
1.18e-07
d
yr
n .2094705625195931 5.2518e-09 deg/d
Q 3.179327517097233 5.3141e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      6032 days (16.51 yr)  
   first obs. used      2001-10-15  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65061  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:09:23  

Additional Information
 Earth MOID = 1.45981 au 
 Jupiter MOID = 2.25078 au 
 T_jup = 3.290 
[ 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 16.4   n/a MPO450510  

487751 (2015 RK122)          Discovered 2015-May-30 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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