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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2864213691159064 5.7489e-08  
a 2.754408855816686 2.6005e-08 AU
q 1.965487300228693 1.558e-07 AU
i 5.49587347068469 7.8034e-06 deg
node 8.488851678452825 5.6323e-05 deg
peri 295.5430261502552 5.843e-05 deg
M 210.5400672644043 1.8026e-05 deg
tp 2457693.707603396287
(2016-Nov-01.20760340)
8.6652e-05 JED
period 1669.709952727877
4.57
2.3646e-05
6.474e-08
d
yr
n .2156063089950758 3.0533e-09 deg/d
Q 3.543330411404678 3.3453e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1086  
   data-arc span      10630 days (29.10 yr)  
   first obs. used      1985-10-22  
   last obs. used      2014-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53042  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:29:02  

Additional Information
 Earth MOID = .959199 AU 
 T_jup = 3.277 
[ 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 (399)
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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