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JPL Small-Body Database Browser
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160169 (2001 UJ149)
Classification: Main-belt Asteroid          SPK-ID: 2160169
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .166965847044391 5.8681e-08  
a 2.62021908379531 1.382e-08 au
q 2.182731985027548 1.5004e-07 au
i 4.055767156961973 5.3502e-06 deg
node 57.52655507097352 7.7298e-05 deg
peri 325.6557507344381 7.8838e-05 deg
M 154.1794450549211 1.7214e-05 deg
tp 2458337.018508353158
(2018-Aug-06.51850835)		 7.1113e-05 TDB
period 1549.190535144161
4.24		 1.2257e-05
3.356e-08		 d
yr
n .2323794212740268 1.8385e-09 deg/d
Q 3.057706182563073 1.6128e-08 au
   Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      7703 days (21.09 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58548  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:30:51  

Additional Information
 Earth MOID = 1.18778 au 
 Jupiter MOID = 2.39657 au 
 T_jup = 3.382 
[ 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 16.9   n/a MPO320689  

160169 (2001 UJ149)          Discovered 2001-Oct-23 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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