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249148 (2008 AY63)
Classification: Main-belt Asteroid          SPK-ID: 2249148
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04770759049611669 7.7214e-08  
a 3.028634044637939 3.5119e-08 au
q 2.884145211873755 2.5455e-07 au
i 7.293335045938656 5.8965e-06 deg
node 136.7600665262867 5.9676e-05 deg
peri 178.0315400137726 0.00010409 deg
M 298.302816945933 8.3596e-05 deg
tp 2459330.437334581889
(2021-Apr-25.93733458)
0.00044677 TDB
period 1925.167966670246
5.27
3.3485e-05
9.168e-08
d
yr
n .1869966705412479 3.2525e-09 deg/d
Q 3.173122877402124 3.6794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      7267 days (19.90 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50288  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:20:02  

Additional Information
 Earth MOID = 1.87029 au 
 Jupiter MOID = 2.01137 au 
 T_jup = 3.230 
[ 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 16.2   n/a MPO433632  
diameter diameter 3.832 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249148 (2008 AY63)          Discovered 2008-Jan-11 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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