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JPL Small-Body Database Browser
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80641 (2000 AD221)
Classification: Main-belt Asteroid          SPK-ID: 2080641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09992365559414627 3.8045e-08  
a 2.27511189675918 9.4362e-09 au
q 2.047774399149271 8.5014e-08 au
i 5.878974415420996 3.9426e-06 deg
node 100.3771966470886 4.2995e-05 deg
peri 172.9600748481923 4.8264e-05 deg
M 68.81217810521622 2.1703e-05 deg
tp 2458360.911828558562
(2018-Aug-30.41182856)
7.5541e-05 TDB
period 1253.437169028943
3.43
7.7981e-06
2.135e-08
d
yr
n .2872102478649948 1.7868e-09 deg/d
Q 2.502449394369089 1.0379e-08 au
  Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      7273 days (19.91 yr)  
   first obs. used      1999-12-31  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56844  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:47:11  

Additional Information
 Earth MOID = 1.03107 au 
 Jupiter MOID = 2.57557 au 
 T_jup = 3.596 
[ 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 15.8   n/a MPO439593  

80641 (2000 AD221)          Discovered 2000-Jan-08 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 2000 AD221 = 2000 AM255 = 2002 WO13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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