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467794 (2009 XE1)
Classification: Main-belt Asteroid          SPK-ID: 2467794
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2059512478032171 1.0757e-07  
a 2.339624468419754 3.4299e-08 au
q 1.857775889757768 2.7235e-07 au
i 6.424967286693041 9.549e-06 deg
node 68.0732004707998 5.1245e-05 deg
peri 16.5484527901957 5.9354e-05 deg
M 331.8932887341713 3.0451e-05 deg
tp 2459102.552862400262
(2020-Sep-10.05286240)
0.00011211 TDB
period 1307.126618857061
3.58
2.8744e-05
7.87e-08
d
yr
n .2754132574507438 6.0564e-09 deg/d
Q 2.821473047081741 4.1363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      195  
   data-arc span      6051 days (16.57 yr)  
   first obs. used      2003-01-29  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51452  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:01:57  

Additional Information
 Earth MOID = .874806 au 
 Jupiter MOID = 2.41794 au 
 T_jup = 3.528 
[ 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 17.9   n/a MPO495325  
diameter diameter 1.550 km 0.493 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

467794 (2009 XE1)          Discovered 2009-Dec-10 by Lowe, A. at Mayhill
Reference: Last Updated: 2016-05-24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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