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16471 (1990 OR3)
Classification: Main-belt Asteroid          SPK-ID: 2016471
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09556741448701211 5.9119e-08  
a 2.387935302893138 1.5407e-08 au
q 2.159726500033381 1.4806e-07 au
i 5.62878255132954 5.9881e-06 deg
node 324.8291194768494 4.3376e-05 deg
peri 337.1335725222564 5.0703e-05 deg
M 334.5055903408312 2.8017e-05 deg
tp 2457495.949733537903
(2016-Apr-17.44973354)
0.00010502 JED
period 1347.821131496067
3.69
1.3044e-05
3.571e-08
d
yr
n .2670977562136928 2.585e-09 deg/d
Q 2.616144105752896 1.688e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1174  
   data-arc span      23559 days (64.50 yr)  
   first obs. used      1950-12-09  
   last obs. used      2015-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53254  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:18:43  

Additional Information
 Earth MOID = 1.14387 au 
 Jupiter MOID = 2.56435 au 
 T_jup = 3.521 
[ 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 14.0 mag n/a MPO340816  

16471 (1990 OR3)          Discovered 1990-Jul-27 by Holt, H. E. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 OR3 = 1990 PE = 1999 XG229 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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