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434161 (2002 TU9)
Classification: Main-belt Asteroid          SPK-ID: 2434161
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1957320007164894 7.3679e-08  
a 2.858541909650827 3.4495e-08 au
q 2.299033782542936 2.1839e-07 au
i 3.324644700986137 7.4128e-06 deg
node 107.3318742994955 0.00015017 deg
peri 265.7172799287629 0.0001524 deg
M 234.4988497209548 3.0448e-05 deg
tp 2459615.904231716949
(2022-Feb-05.40423172)
0.00015821 TDB
period 1765.286795583201
4.83
3.1954e-05
8.749e-08
d
yr
n .203932868529199 3.6914e-09 deg/d
Q 3.418050036758717 4.1247e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      6476 days (17.73 yr)  
   first obs. used      2002-10-01  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57608  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:13:23  

Additional Information
 Earth MOID = 1.30247 au 
 Jupiter MOID = 2.05062 au 
 T_jup = 3.272 
[ 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 16.5   n/a MPO386652  

434161 (2002 TU9)          Discovered 2002-Oct-01 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-06-04

Alternate Designations
 2002 TU9 = 2007 TR254 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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