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85634 (1998 LR2)
Classification: Main-belt Asteroid          SPK-ID: 2085634
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2131977195545744 2.9042e-08  
a 2.265844241994589 8.1216e-09 au
q 1.782771416735479 6.5694e-08 au
i 6.02352124893169 3.4472e-06 deg
node 137.7541199886038 3.8743e-05 deg
peri 167.3541801528703 4.016e-05 deg
M 246.0372877716963 1.2923e-05 deg
tp 2459790.869919046360
(2022-Jul-30.36991905)
4.6185e-05 TDB
period 1245.786170587726
3.41
6.698e-06
1.834e-08
d
yr
n .2889741502188632 1.5537e-09 deg/d
Q 2.748917067253699 9.8531e-09 au
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      8863 days (24.27 yr)  
   first obs. used      1997-01-02  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54352  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:39  

Additional Information
 Earth MOID = .767821 au 
 Jupiter MOID = 2.50477 au 
 T_jup = 3.579 
[ 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 16.29   n/a MPCxxxxx  

85634 (1998 LR2)          Discovered 1998-Jun-01 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 LR2 = 2001 FC113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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