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312256 (2008 AA6)
Classification: Main-belt Asteroid          SPK-ID: 2312256
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089716432668027 3.9919e-08  
a 2.328185703952728 1.6682e-08 au
q 2.074479481962721 9.2375e-08 au
i 4.751694760615649 4.4406e-06 deg
node 94.10114694251338 6.3217e-05 deg
peri 43.91775885726696 6.8147e-05 deg
M 117.4962652236218 2.531e-05 deg
tp 2458577.006825118908
(2019-Apr-03.50682512)
9.0015e-05 TDB
period 1297.552247018508
3.55
1.3946e-05
3.818e-08
d
yr
n .2774454753765803 2.9819e-09 deg/d
Q 2.581891925942735 1.85e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      6218 days (17.02 yr)  
   first obs. used      2002-05-18  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63777  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:01:39  

Additional Information
 Earth MOID = 1.09125 au 
 Jupiter MOID = 2.43944 au 
 T_jup = 3.560 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO418615  

312256 (2008 AA6)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2008 AA6 = 2005 EM95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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