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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09492395980602145 5.0028e-08  
a 3.133769991167297 2.3444e-08 au
q 2.836300134484416 1.6061e-07 au
i 6.666804773752754 5.7224e-06 deg
node 120.4744111609897 4.2505e-05 deg
peri 163.3291966253557 5.2698e-05 deg
M 51.40523941264879 2.9523e-05 deg
tp 2457111.162990479623
(2015-Mar-29.66299048)
0.0001668 JED
period 2026.278344726581
5.55
2.2739e-05
6.226e-08
d
yr
n .1776656207854688 1.9937e-09 deg/d
Q 3.431239847850177 2.567e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1537  
   data-arc span      22833 days (62.51 yr)  
   first obs. used      1953-06-14  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5174  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:56:31  

Additional Information
 Earth MOID = 1.819 au 
 Jupiter MOID = 1.71111 au 
 T_jup = 3.195 
[ 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 11.3 mag n/a MPO347568  

5480 (1989 YK8)          Discovered 1989-Dec-23 by Ueda and Kaneda at Kushiro
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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