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134156 (2005 AL71)
Classification: Main-belt Asteroid          SPK-ID: 2134156
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07529306252915663 5.2771e-08  
a 2.887172666538683 2.9385e-08 au
q 2.669788594424514 1.5683e-07 au
i 3.428457848185524 5.6406e-06 deg
node 78.87772571649201 9.8585e-05 deg
peri 248.9611093296849 0.00010545 deg
M 245.5779034246918 3.9313e-05 deg
tp 2459770.027846756843
(2022-Jul-09.52784676)
0.00019772 TDB
period 1791.874392875861
4.91
2.7356e-05
7.49e-08
d
yr
n .2009069393654426 3.0672e-09 deg/d
Q 3.104556738652852 3.1598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      224  
   data-arc span      6472 days (17.72 yr)  
   first obs. used      2002-07-05  
   last obs. used      2020-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58673  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:07:09  

Additional Information
 Earth MOID = 1.65866 au 
 Jupiter MOID = 2.1408 au 
 T_jup = 3.285 
[ 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 16.37   n/a E2021B55  

134156 (2005 AL71)          Discovered 2005-Jan-15 by Spacewatch at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 2005 AL71 = 2002 NA3 = 2003 UF291 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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