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JPL Small-Body Database Browser
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201687 (2003 UH109)
Classification: Main-belt Asteroid          SPK-ID: 2201687
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389141669198143 5.3837e-08  
a 2.706919434968314 2.1263e-08 au
q 2.330889976740636 1.4604e-07 au
i 2.27958887730519 7.4581e-06 deg
node 302.9846528539579 0.00017892 deg
peri 142.6590266805317 0.00018161 deg
M 140.4770703183593 3.0906e-05 deg
tp 2457965.732967808587
(2017-Jul-31.23296781)
0.00013717 TDB
period 1626.714815955579
4.45
1.9167e-05
5.248e-08
d
yr
n .2213049247901057 2.6076e-09 deg/d
Q 3.082948893195992 2.4217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      8507 days (23.29 yr)  
   first obs. used      1994-11-11  
   last obs. used      2018-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5122  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Mar-06 01:22:12  

Additional Information
 Earth MOID = 1.34761 au 
 Jupiter MOID = 2.11993 au 
 T_jup = 3.350 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO440088  

201687 (2003 UH109)          Discovered 2003-Oct-19 by Spacewatch at Kitt Peak
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

Alternate Designations
 2003 UH109 = 1994 VV8 = 1999 XR258 = 1999 YF29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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