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201685 (2003 UN107)
Classification: Main-belt Asteroid          SPK-ID: 2201685
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .198606089416441 4.7e-08  
a 3.133330026156302 2.4551e-08 au
q 2.511031602810284 1.5515e-07 au
i 17.67947760696051 5.3981e-06 deg
node 180.9183501762229 1.3973e-05 deg
peri 165.4748209875877 1.969e-05 deg
M 31.61385902981473 1.1629e-05 deg
tp 2458822.597254991505
(2019-Dec-05.09725499)
6.5304e-05 TDB
period 2025.85164128992
5.55
2.381e-05
6.519e-08
d
yr
n .1777030423465646 2.0886e-09 deg/d
Q 3.755628449502319 2.9427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      6687 days (18.31 yr)  
   first obs. used      2002-07-11  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53032  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:04:14  

Additional Information
 Earth MOID = 1.50891 au 
 Jupiter MOID = 1.72119 au 
 T_jup = 3.110 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO449981  

201685 (2003 UN107)          Discovered 2003-Oct-19 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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