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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2251209344432396 7.0222e-08  
a 2.430321226684673 2.1441e-08 AU
q 1.883205041136179 1.6762e-07 AU
i 2.23891978219973 7.9405e-06 deg
node 179.9716228478437 0.00013082 deg
peri 211.2176359001249 0.00013149 deg
M 130.2455389817463 1.5433e-05 deg
tp 2456499.826847994836
(2013-Jul-26.32684799)
5.5398e-05 JED
period 1383.865705735378
3.79
1.8313e-05
5.014e-08
d
yr
n .2601408492948368 3.4426e-09 deg/d
Q 2.977437412233168 2.6268e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      7007 days (19.18 yr)  
   first obs. used      1996-03-16  
   last obs. used      2015-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49105  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 18:02:47  

Additional Information
 Earth MOID = .888987 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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