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29170 (1990 OA3)
Classification: Main-belt Asteroid          SPK-ID: 2029170
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09335164424191002 7.689e-08  
a 2.97545356149288 4.0792e-08 AU
q 2.697690079162073 2.427e-07 AU
i 9.015663992222729 8.0851e-06 deg
node 243.9767071904243 5.8097e-05 deg
peri 57.96790750060423 8.1963e-05 deg
M 278.1275240868661 6.0308e-05 deg
tp 2457426.847396234526
(2016-Feb-08.34739623)
0.0003155 JED
period 1874.684513111292
5.13
3.8551e-05
1.055e-07
d
yr
n .1920323112940916 3.949e-09 deg/d
Q 3.253217043823688 4.46e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      689  
   data-arc span      10049 days (27.51 yr)  
   first obs. used      1986-11-25  
   last obs. used      2014-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53506  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 15:00:18  

Additional Information
 Earth MOID = 1.69657 AU 
 T_jup = 3.236 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a MPO309380  

29170 (1990 OA3)          Discovered 1990-Jul-27 by Holt, H. E. at Palomar (675)
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 OA3 = 1986 WG1 = 2000 LQ18 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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