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JPL Small-Body Database Browser
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146866 (2002 AO174)
Classification: Main-belt Asteroid          SPK-ID: 2146866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397001986707098 7.054e-08  
a 3.08143362748501 3.3916e-08 au
q 2.650956737534748 2.145e-07 au
i 4.300868452237973 9.1681e-06 deg
node 336.7393612115669 8.9511e-05 deg
peri 80.63982507546753 9.6081e-05 deg
M 124.0258377353212 3.3871e-05 deg
tp 2457919.828884136593
(2017-Jun-15.32888414)
0.00018308 TDB
period 1975.73026866999
5.41
3.2619e-05
8.931e-08
d
yr
n .1822111073098772 3.0083e-09 deg/d
Q 3.511910517435272 3.8654e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      8051 days (22.04 yr)  
   first obs. used      1997-04-09  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6265  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:47:54  

Additional Information
 Earth MOID = 1.66689 au 
 Jupiter MOID = 1.85122 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 15.6   n/a MPO396204  

146866 (2002 AO174)          Discovered 2002-Jan-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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