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5480 (1989 YK8)
Classification: Main-belt Asteroid          SPK-ID: 2005480
[ 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 .09432301327001275 6.7242e-08  
a 3.131567881098556 3.7847e-08 AU
q 2.836188962293751 2.1132e-07 AU
i 6.667257884119366 7.6989e-06 deg
node 120.4786781163199 5.5749e-05 deg
peri 163.6669420634016 7.2701e-05 deg
M 233.3023078453028 5.342e-05 deg
tp 2457112.872876396675
(2015-Mar-31.37287640)		 0.00030756 JED
period 2024.142911693086
5.54		 3.6694e-05
1.005e-07		 d
yr
n .1778530547029802 3.2242e-09 deg/d
Q 3.426946799903361 4.1417e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      1210  
   data-arc span      21863 days (59.86 yr)  
   first obs. used      1953-06-14  
   last obs. used      2013-04-23  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .56442  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 13:17:03  

Additional Information
 Earth MOID = 1.82064 AU 
 T_jup = 3.196 
[ 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 11.4 mag n/a PDS3 (MPC 28113)  

5480 (1989 YK8)          Discovered 1989-Dec-23 by Ueda and Kaneda at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1989 YK8 = 1976 OT 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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