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11587 (1994 UH2)
Classification: Main-belt Asteroid          SPK-ID: 2011587
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2042499824043646 5.9475e-08  
a 3.15243039706401 3.6299e-08 au
q 2.508546543932702 1.9434e-07 au
i 3.126794544936367 5.6378e-06 deg
node 64.4522262515729 0.00011676 deg
peri 308.1577583486435 0.0001178 deg
M 306.0132324414883 1.9971e-05 deg
tp 2457707.085429311379
(2016-Nov-14.58542931)
0.00011711 JED
period 2044.403833448168
5.60
3.531e-05
9.667e-08
d
yr
n .1760904543956027 3.0414e-09 deg/d
Q 3.796314250195319 4.3712e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1052  
   data-arc span      9797 days (26.82 yr)  
   first obs. used      1988-09-16  
   last obs. used      2015-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55288  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:33:25  

Additional Information
 Earth MOID = 1.50883 au 
 Jupiter MOID = 1.66335 au 
 T_jup = 3.172 
[ 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 13.0 mag n/a PDS3 (MPC 35855)  

11587 (1994 UH2)          Discovered 1994-Oct-31 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 UH2 = 1988 SR3 = 1997 JS18 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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