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56087 (1999 AH22)
Classification: Main-belt Asteroid          SPK-ID: 2056087
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2253211638243471 7.0103e-08  
a 2.429885828453462 2.1119e-08 au
q 1.88238112562604 1.6742e-07 au
i 2.239365220755786 7.9048e-06 deg
node 179.9731515890788 0.00013052 deg
peri 211.1531930790414 0.00013118 deg
M 234.4112060313219 1.6321e-05 deg
tp 2457883.142562645095
(2017-May-09.64256265)
6.7211e-05 JED
period 1383.493837798679
3.79
1.8037e-05
4.938e-08
d
yr
n .2602107722957462 3.3924e-09 deg/d
Q 2.977390531280884 2.5878e-08 au
  Orbit Determination Parameters
   # obs. used (total)      667  
   data-arc span      7086 days (19.40 yr)  
   first obs. used      1996-03-16  
   last obs. used      2015-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49283  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 16:05:37  

Additional Information
 Earth MOID = .886882 au 
 Jupiter MOID = 2.46325 au 
 T_jup = 3.472 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3 mag n/a MPO231760  

56087 (1999 AH22)          Discovered 1999-Jan-13 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 AH22 = 2001 OL25 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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