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JPL Small-Body Database Browser
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85679 (1998 RA15)
Classification: Main-belt Asteroid          SPK-ID: 2085679
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1363966952183086 5.2919e-08  
a 3.103770125126811 2.2407e-08 au
q 2.680426137342198 1.6798e-07 au
i 1.289425101053514 4.9863e-06 deg
node 328.5617937815772 0.00026482 deg
peri 26.86163799987882 0.00026549 deg
M 260.8964742516813 2.0468e-05 deg
tp 2459150.318507224167
(2020-Oct-27.81850722)
0.00011602 TDB
period 1997.251471187523
5.47
2.1628e-05
5.921e-08
d
yr
n .1802477080094234 1.9519e-09 deg/d
Q 3.527114112911424 2.5463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      632  
   data-arc span      10356 days (28.35 yr)  
   first obs. used      1991-04-13  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55337  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:53:58  

Additional Information
 Earth MOID = 1.67498 au 
 Jupiter MOID = 1.90932 au 
 T_jup = 3.206 
[ 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 15.0   n/a MPO436374  

85679 (1998 RA15)          Discovered 1998-Sep-15 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 RA15 = 1993 SP10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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