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8863 (1991 UV2)
Classification: Main-belt Asteroid          SPK-ID: 2008863
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2820858306999433 8.0969e-08  
a 2.644653599829283 1.9803e-08 AU
q 1.898634292207845 2.1571e-07 AU
i 13.06961911101671 8.6174e-06 deg
node 59.37232205918202 3.6392e-05 deg
peri 318.8007842281005 3.9105e-05 deg
M 104.3932958127347 1.9737e-05 deg
tp 2456344.965023179448
(2013-Feb-21.46502318)
8.3291e-05 JED
period 1570.911143083132
4.30
1.7644e-05
4.831e-08
d
yr
n .22916636729271 2.574e-09 deg/d
Q 3.390672907450722 2.5389e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      772  
   data-arc span      12934 days (35.41 yr)  
   first obs. used      1978-10-02  
   last obs. used      2014-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57735  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 10:53:30  

Additional Information
 Earth MOID = .921478 AU 
 T_jup = 3.300 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3 mag n/a MPO279609  

8863 (1991 UV2)          Discovered 1991-Oct-31 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 19980610/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 UV2 = 1978 TX6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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