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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2251209287189002 7.1914e-08  
a 2.430321222027514 2.4425e-08 AU
q 1.883205051439428 1.7005e-07 AU
i 2.238917357795057 8.1134e-06 deg
node 179.971699105489 0.00014305 deg
peri 211.2175632186062 0.00014404 deg
M 130.2455382183853 1.5526e-05 deg
tp 2456499.826852368390
(2013-Jul-26.32685237)
5.6316e-05 JED
period 1383.865701757582
3.79
2.0862e-05
5.712e-08
d
yr
n .2601408500425881 3.9217e-09 deg/d
Q 2.977437392615601 2.9924e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      580  
   data-arc span      6888 days (18.86 yr)  
   first obs. used      1996-03-16  
   last obs. used      2015-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47381  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:48:34  

Additional Information
 Earth MOID = .888988 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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