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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 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049448644168551 7.0677e-08  
a 3.149835624114576 3.8039e-08 AU
q 2.504292989195034 2.2384e-07 AU
i 3.127936706583573 6.3029e-06 deg
node 64.44624409557009 0.00013389 deg
peri 308.3494886292532 0.00013512 deg
M 129.5895909066399 1.9071e-05 deg
tp 2455665.482159147126
(2011-Apr-13.98215915)		 0.00010171 JED
period 2041.880222445219
5.59		 3.6988e-05
1.013e-07		 d
yr
n .1763080890067529 3.1938e-09 deg/d
Q 3.795378259034118 4.5835e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      8980 days (24.59 yr)  
   first obs. used      1988-09-16  
   last obs. used      2013-04-18  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .58335  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 13:45:09  

Additional Information
 Earth MOID = 1.50577 AU 
 T_jup = 3.173 
[ 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 (399)
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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