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146872 (2002 AE191)
Classification: Main-belt Asteroid          SPK-ID: 2146872
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859721375933571 4.3126e-08  
a 3.126564665897073 2.6187e-08 au
q 2.545110751656334 1.2996e-07 au
i 14.97791081328038 7.2335e-06 deg
node 232.5973921722731 1.8986e-05 deg
peri 269.5228214657852 2.8528e-05 deg
M 112.4222459631059 1.9123e-05 deg
tp 2458369.906765902607
(2018-Sep-08.40676590)
0.0001066 TDB
period 2019.293978075849
5.53
2.537e-05
6.946e-08
d
yr
n .1782801335063842 2.2399e-09 deg/d
Q 3.708018580137812 3.1058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      478  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2000-10-25  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59177  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:40:00  

Additional Information
 Earth MOID = 1.61174 au 
 Jupiter MOID = 1.71224 au 
 T_jup = 3.136 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO299805  

146872 (2002 AE191)          Discovered 2002-Jan-11 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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