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JPL Small-Body Database Browser
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441564 (2008 UN7)
Classification: Outer Main-belt Asteroid          SPK-ID: 2441564
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .333846293734352 8.9414e-08  
a 3.957166678189033 4.6048e-08 au
q 2.636081248986547 3.601e-07 au
i 6.315592429143857 1.0104e-05 deg
node 237.3652847179328 6.6048e-05 deg
peri 188.9299044795818 7.0953e-05 deg
M 109.3121538726129 1.3857e-05 deg
tp 2457727.446429382551
(2016-Dec-04.94642938)
0.00011009 TDB
period 2875.245563165382
7.87
5.0187e-05
1.374e-07
d
yr
n .1252066969903165 2.1855e-09 deg/d
Q 5.278252107391519 6.142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      6384 days (17.48 yr)  
   first obs. used      2000-09-25  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62024  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:20:32  

Additional Information
 Earth MOID = 1.64983 au 
 Jupiter MOID = .0760564 au 
 T_jup = 2.949 
[ 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 15.7   n/a MPO440827  

441564 (2008 UN7)          Discovered 2008-Oct-26 by BATTeRS at Bisei SG Center
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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