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TOPIC: Asteroid 2002 AA29


L

Posts: 131433
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RE: Asteroid 2002 AA29
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Orbital elements:
2002 AA29
Epoch 2002 Nov. 22.0 TT = JDT 2452600.5 MPC
M 225.94700 (2000.0) P Q
n 0.98570116 Peri. 91.59431 -0.93188227 +0.31589383
a 0.9999368 Node 106.84864 -0.35969309 -0.86842671
e 0.0123906 Incl. 10.73943 +0.04707775 -0.38215984
P 1.00 H 24.3 G 0.15 U 2

MPEC 2003 - A17


Asteroid 2002 AA29 is a near-Earth asteroid discovered in January 2002 by the LINEAR asteroid survey, measuring about 60 meters across.
On January 8, 2003, the asteroid came within approximately 5.9 Gm (3.7 million miles) of Earth, its closest approach for almost a century.

Source



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L

Posts: 131433
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Orbital Elements at Epoch 2454800.5 (2008-Nov-30.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01308674718714695 2.2171e-07  
a .9933550540147653 3.2295e-08 AU
q .9803552675557994 2.0832e-07 AU
i 10.74559423974942 5.3662e-05 deg
node 106.4198798293033 2.0097e-05 deg
peri 101.1529338951401 0.00037793 deg
M 240.3907169948314 0.00046408 deg
tp 2454920.648283803411
(2009-Mar-30.14828381)
0.00047163 JED
period 361.6222845124734
0.99
1.7635e-05
4.828e-08
d
yr
n .9955138701845753 4.8548e-08 deg/d
Q 1.006354840473731 3.2718e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      736 days (2.02 yr)  
   first obs. used      2002-01-09  
   last obs. used      2004-01-15  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   quality code      0  
   fit RMS      .72971  
   data source      ORB  
   producer      Otto Matic  
   solution date      2004-Jan-16 00:50:16  

Additional Information
 Earth MOID = .0122784 AU 
 T_jup = 6.097 

Source


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