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13611 (1994 UM1)
Classification: Main-belt Asteroid          SPK-ID: 2013611
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1972165935611276 8.5128e-08  
a 2.566903634663273 1.7973e-08 AU
q 2.060667643835305 2.2752e-07 AU
i 3.393200947217081 4.9251e-06 deg
node 250.1336151299938 0.00011751 deg
peri 69.57808035381365 0.00011862 deg
M 19.2890708621576 1.2658e-05 deg
tp 2456920.013770617585
(2014-Sep-19.51377062)
5.287e-05 JED
period 1502.148174203361
4.11
1.5777e-05
4.32e-08
d
yr
n .2396567836531306 2.5171e-09 deg/d
Q 3.073139625491241 2.1518e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1052  
   data-arc span      30043 days (82.25 yr)  
   first obs. used      1932-09-08  
   last obs. used      2014-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56686  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:20:26  

Additional Information
 Earth MOID = 1.0515 AU 
 T_jup = 3.402 
[ 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 13.7 mag n/a PDS3 (MPC 38346)  

13611 (1994 UM1)          Discovered 1994-Oct-25 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 UM1 = 1932 RJ = 1986 WF2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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