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447911 (2007 XE56)
Classification: Main-belt Asteroid          SPK-ID: 2447911
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2742515901617346 1.3913e-07  
a 2.594371450470579 4.9345e-08 au
q 1.882860954708817 3.9463e-07 au
i 9.396966780910375 6.3988e-06 deg
node 46.0869453283677 2.6768e-05 deg
peri 354.2769711003601 3.0995e-05 deg
M 293.1526218419795 1.8426e-05 deg
tp 2458883.918724524508
(2020-Feb-04.41872452)
8.5391e-05 TDB
period 1526.323748818277
4.18
4.3546e-05
1.192e-07
d
yr
n .2358608390118559 6.7292e-09 deg/d
Q 3.305881946232341 6.2878e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2001-05-23  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54477  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:12  

Additional Information
 Earth MOID = .890945 au 
 Jupiter MOID = 2.11577 au 
 T_jup = 3.345 
[ 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 16.9   n/a MPO446777  
diameter diameter 2.357 km 0.633 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.046   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

447911 (2007 XE56)          Discovered 2007-Dec-02 by LINEAR at Socorro
Reference: Last Updated: 2015-10-28

Alternate Designations
 2007 XE56 = 2011 UU146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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