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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2870990009977041 5.7163e-08  
a 2.74973074038973 2.2763e-08 au
q 1.960285791811161 1.5636e-07 au
i 5.505205903308388 7.0615e-06 deg
node 8.42681745117048 5.1657e-05 deg
peri 295.9654683049349 5.3604e-05 deg
M 296.4583215529996 1.8303e-05 deg
tp 2457694.461098668008
(2016-Nov-01.96109867)
8.6127e-05 JED
period 1665.457981390147
4.56
2.0681e-05
5.662e-08
d
yr
n .2161567592954283 2.6841e-09 deg/d
Q 3.539175688968298 2.9298e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1269  
   data-arc span      10804 days (29.58 yr)  
   first obs. used      1985-10-22  
   last obs. used      2015-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5171  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:04:38  

Additional Information
 Earth MOID = .951128 au 
 Jupiter MOID = 1.75614 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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