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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1341202096214838 5.0948e-08  
a 3.099633027325353 1.7038e-08 au
q 2.683909595950802 1.6341e-07 au
i 1.291907409629768 4.8644e-06 deg
node 328.3661867144785 0.00017383 deg
peri 27.16570809293095 0.00017455 deg
M 8.856062718576393 1.3736e-05 deg
tp 2459151.465468602043
(2020-Oct-28.96546860)
7.6116e-05 TDB
period 1993.259517712867
5.46
1.6435e-05
4.5e-08
d
yr
n .1806086948542838 1.4892e-09 deg/d
Q 3.515356458699903 1.9324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      10893 days (29.82 yr)  
   first obs. used      1991-04-13  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50936  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:14:24  

Additional Information
 Earth MOID = 1.67769 au 
 Jupiter MOID = 1.92493 au 
 T_jup = 3.208 
[ 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 15.01   n/a MPCxxxxx  

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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