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129471 (1993 OL8)
Classification: Main-belt Asteroid          SPK-ID: 2129471
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2268876700273453 3.7929e-08  
a 2.755881810909496 1.5976e-08 au
q 2.130606207961499 1.1002e-07 au
i 12.19475278745696 3.9787e-06 deg
node 117.2581931132181 2.303e-05 deg
peri 175.4493338949982 2.5268e-05 deg
M 313.2709319711219 1.1081e-05 deg
tp 2459217.407180039715
(2021-Jan-02.90718004)
5.2037e-05 TDB
period 1671.049479652379
4.58
1.4531e-05
3.978e-08
d
yr
n .2154334772151027 1.8733e-09 deg/d
Q 3.381157413857492 1.9601e-08 au
  Orbit Determination Parameters
   # obs. used (total)      634  
   data-arc span      9939 days (27.21 yr)  
   first obs. used      1993-06-20  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:48:55  

Additional Information
 Earth MOID = 1.11473 au 
 Jupiter MOID = 1.84149 au 
 T_jup = 3.274 
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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 15.4   n/a MPO432774  

129471 (1993 OL8)          Discovered 1993-Jul-20 by Elst, E. W. at La Silla
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

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Alternate Designations
 1993 OL8 = 2002 LZ26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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