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JPL Small-Body Database Browser
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85684 (1998 RN41)
Classification: Main-belt Asteroid          SPK-ID: 2085684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1896998460424962 5.0651e-08  
a 2.234263404641199 7.2911e-09 au
q 1.81042398076238 1.14e-07 au
i 3.916367773778985 5.2633e-06 deg
node 332.461820941199 5.9335e-05 deg
peri 2.975075760074574 6.0385e-05 deg
M 73.48254950460843 9.9276e-06 deg
tp 2458351.510117469953
(2018-Aug-21.01011747)
3.3654e-05 TDB
period 1219.831896349696
3.34
5.9711e-06
1.635e-08
d
yr
n .2951226321243831 1.4446e-09 deg/d
Q 2.658102828520018 8.6743e-09 au
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      7413 days (20.30 yr)  
   first obs. used      1998-08-23  
   last obs. used      2018-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51817  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:34:21  

Additional Information
 Earth MOID = .799741 au 
 Jupiter MOID = 2.70759 au 
 T_jup = 3.613 
[ 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 16.0   n/a MPO453287  

85684 (1998 RN41)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 RN41 = 2000 EF142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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