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146858 (2002 AA148)
Classification: Main-belt Asteroid          SPK-ID: 2146858
[ 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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .13410206900983 7.3839e-08  
a 3.03584928382486 3.1699e-08 au
q 2.628735613661936 2.2102e-07 au
i 11.79190832863774 6.6735e-06 deg
node 55.58095534151848 2.7353e-05 deg
peri 343.1095441666284 3.3532e-05 deg
M 229.6600152411858 2.2592e-05 deg
tp 2459700.009959827077
(2022-Apr-30.50995983)		 0.00012699 TDB
period 1932.051672429848
5.29		 3.0261e-05
8.285e-08		 d
yr
n .1863304202145098 2.9184e-09 deg/d
Q 3.442962953987785 3.595e-08 au
   Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      6397 days (17.51 yr)  
   first obs. used      2001-11-21  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56417  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:39:52  

Additional Information
 Earth MOID = 1.6396 au 
 Jupiter MOID = 1.96867 au 
 T_jup = 3.196 
[ 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 15.2   n/a MPO436737  

146858 (2002 AA148)          Discovered 2002-Jan-13 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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