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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09335163351221452 7.4098e-08  
a 2.975453558025992 4.0034e-08 AU
q 2.697690107944535 2.366e-07 AU
i 9.015664300048709 8.0315e-06 deg
node 243.9766600308849 5.6493e-05 deg
peri 57.96794600155512 7.9265e-05 deg
M 278.1275340085434 5.7353e-05 deg
tp 2457426.847343822672
(2016-Feb-08.34734382)
0.00029968 JED
period 1874.684509834822
5.13
3.7835e-05
1.036e-07
d
yr
n .1920323116297149 3.8756e-09 deg/d
Q 3.253217008107449 4.3771e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      698  
   data-arc span      10344 days (28.32 yr)  
   first obs. used      1986-11-25  
   last obs. used      2015-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54306  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:29:38  

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
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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