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85682 (1998 RJ29)
Classification: Main-belt Asteroid          SPK-ID: 2085682
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2175947413962434 3.7395e-08  
a 2.201401630687907 9.0186e-09 au
q 1.722388212149103 8.4261e-08 au
i 5.70802563373854 4.5639e-06 deg
node 35.49141609461256 4.3235e-05 deg
peri 232.9432767536748 4.4903e-05 deg
M 286.1785715408154 1.5555e-05 deg
tp 2459245.139903350512
(2021-Jan-30.63990335)
5.2482e-05 TDB
period 1193.01897896595
3.27
7.3313e-06
2.007e-08
d
yr
n .3017554677227601 1.8543e-09 deg/d
Q 2.680415049226711 1.0981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      10602 days (29.03 yr)  
   first obs. used      1991-04-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57862  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:39:28  

Additional Information
 Earth MOID = .714049 au 
 Jupiter MOID = 2.42884 au 
 T_jup = 3.627 
[ 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 16.1   n/a MPO412683  

85682 (1998 RJ29)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 RJ29 = 1991 HQ3 = 2002 XB113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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