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JPL Small-Body Database Browser
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461648 (2005 EX306)
Classification: Main-belt Asteroid          SPK-ID: 2461648
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1509917207158689 3.5322e-07  
a 3.050574240616801 8.1915e-08 au
q 2.589962786854565 1.0223e-06 au
i 11.38521887584102 1.5173e-05 deg
node 162.8923774548044 5.568e-05 deg
peri 29.79956237881078 0.00010882 deg
M 214.1383702071672 5.7259e-05 deg
tp 2459389.013959037441
(2021-Jun-23.51395904)
0.00029343 TDB
period 1946.12541801879
5.33
7.8387e-05
2.146e-07
d
yr
n .1849829392632311 7.4508e-09 deg/d
Q 3.511185694379037 9.4283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      4588 days (12.56 yr)  
   first obs. used      2005-02-02  
   last obs. used      2017-08-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48348  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:26:41  

Additional Information
 Earth MOID = 1.59821 au 
 Jupiter MOID = 1.46872 au 
 T_jup = 3.190 
[ 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 16.5   n/a MPO419228  
diameter diameter 2.998 km 1.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

461648 (2005 EX306)          Discovered 2005-Mar-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-03-24

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