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437911 (2002 AL43)
Classification: Outer Main-belt Asteroid          SPK-ID: 2437911
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1619394514006197 1.1553e-07  
a 3.208678936035744 6.4492e-08 au
q 2.689067229413392 3.649e-07 au
i 29.14695260350108 1.0844e-05 deg
node 114.0491029751718 2.3758e-05 deg
peri 10.58062840227442 4.2914e-05 deg
M 61.40408546647748 3.9096e-05 deg
tp 2458642.417919194970
(2019-Jun-07.91791919)
0.00022325 TDB
period 2099.364368193169
5.75
6.3294e-05
1.733e-07
d
yr
n .1714804754497364 5.17e-09 deg/d
Q 3.728290642658097 7.4936e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      6684 days (18.30 yr)  
   first obs. used      2002-01-09  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70099  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:44:39  

Additional Information
 Earth MOID = 1.70837 au 
 Jupiter MOID = 1.41011 au 
 T_jup = 2.975 
[ 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 15.9   n/a MPO419198  

437911 (2002 AL43)          Discovered 2002-Jan-09 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

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