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9209 (1994 UK1)
Classification: Main-belt Asteroid          SPK-ID: 2009209
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2871334730957661 5.1335e-08  
a 2.749421861002169 2.1186e-08 au
q 1.959970813047191 1.4293e-07 au
i 5.505201158544353 6.8635e-06 deg
node 8.426279729880996 5.0328e-05 deg
peri 295.9978200308044 5.1955e-05 deg
M 339.6727175870635 1.5774e-05 deg
tp 2457694.523696072527
(2016-Nov-02.02369607)
7.3272e-05 JED
period 1665.177365990056
4.56
1.9247e-05
5.27e-08
d
yr
n .2161931859949084 2.4989e-09 deg/d
Q 3.538872908957147 2.727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1376  
   data-arc span      11138 days (30.49 yr)  
   first obs. used      1985-10-22  
   last obs. used      2016-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5195  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:04:49  

Additional Information
 Earth MOID = .952269 au 
 Jupiter MOID = 1.75767 au 
 T_jup = 3.279 
[ 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 13.2 mag n/a MPO279613  

9209 (1994 UK1)          Discovered 1994-Oct-25 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19980910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 UK1 = 1985 UE1 = 1997 EY17 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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