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39358 (2002 AL162)
Classification: Main-belt Asteroid          SPK-ID: 2039358
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09879734223508567 6.9633e-08  
a 2.994675007690469 2.765e-08 au
q 2.698809076072816 2.1911e-07 au
i 8.773359510800196 5.9624e-06 deg
node 309.6015254542066 3.8756e-05 deg
peri 41.78045470094637 4.7696e-05 deg
M 334.4996233894403 2.791e-05 deg
tp 2459134.580946747472
(2020-Oct-12.08094675)
0.00014711 TDB
period 1892.879527477322
5.18
2.6216e-05
7.178e-08
d
yr
n .1901864301315463 2.634e-09 deg/d
Q 3.290540939308122 3.0382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1997-03-11  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 05:48:40  

Additional Information
 Earth MOID = 1.69937 au 
 Jupiter MOID = 2.10825 au 
 T_jup = 3.230 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO436045  
diameter diameter 4.441 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.171   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39358 (2002 AL162)          Discovered 2002-Jan-13 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 AL162 = 1997 ET43 = 1999 NT64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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