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508861 (2002 RN38)
Classification: Amor [NEO]          SPK-ID: 2508861
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 49 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6725577716548646 1.4121e-07  
a 3.81789317740217 9.8432e-08 au
q 1.250139449592256 5.1297e-07 au
i 4.159961582649339 1.6461e-05 deg
node 296.1683300141416 0.00012905 deg
peri 118.6225389762532 0.00013751 deg
M 129.2857309931466 2.8589e-05 deg
tp 2458021.951893823147
(2017-Sep-25.45189382)
0.00017947 TDB
period 2724.796584414572
7.46
0.00010537
2.885e-07
d
yr
n .1321199542230587 5.1094e-09 deg/d
Q 6.385646905212084 1.6463e-07 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      5686 days (15.57 yr)  
   first obs. used      2002-08-18  
   last obs. used      2018-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55739  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Mar-15 06:33:18  

Additional Information
 Earth MOID = .271352 au 
 Jupiter MOID = .260825 au 
 T_jup = 2.627 
[ 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 17.3   n/a MPO437905  

508861 (2002 RN38)          Discovered 2002-Sep-05 by LONEOS at Anderson Mesa
Reference: Last Updated: 2018-02-05

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