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JPL Small-Body Database Browser
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85702 (1998 RA74)
Classification: Main-belt Asteroid          SPK-ID: 2085702
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1474782206834961 4.577e-08  
a 2.255440328143167 1.1204e-08 au
q 1.922812001690812 1.0747e-07 au
i 7.603864031050126 4.8417e-06 deg
node 332.1416455135999 3.1395e-05 deg
peri 18.6917582819443 3.473e-05 deg
M 41.77174246291719 1.4523e-05 deg
tp 2458456.942617843295
(2018-Dec-04.44261784)
4.9888e-05 TDB
period 1237.215747518633
3.39
9.2187e-06
2.524e-08
d
yr
n .2909759277814061 2.1681e-09 deg/d
Q 2.588068654595522 1.2856e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      7378 days (20.20 yr)  
   first obs. used      1998-08-28  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52001  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:26:45  

Additional Information
 Earth MOID = .917008 au 
 Jupiter MOID = 2.82064 au 
 T_jup = 3.598 
[ 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 15.9   n/a MPO449532  

85702 (1998 RA74)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 RA74 = 2000 DU65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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