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JPL Small-Body Database Browser
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160907 (2001 UJ87)
Classification: Main-belt Asteroid          SPK-ID: 2160907
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .172864540900096 4.243e-08  
a 2.256844403491742 1.4016e-08 au
q 1.866716031799191 9.4332e-08 au
i 1.250026601484095 4.7057e-06 deg
node 230.3558815155636 0.00023706 deg
peri 2.438005037528632 0.00023762 deg
M 224.784342796599 1.9928e-05 deg
tp 2459065.631054778763
(2020-Aug-04.13105478)
7.1548e-05 TDB
period 1238.371229956519
3.39
1.1536e-05
3.158e-08
d
yr
n .290704427954645 2.7081e-09 deg/d
Q 2.646972775184293 1.6439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      9383 days (25.69 yr)  
   first obs. used      1993-04-21  
   last obs. used      2018-12-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60932  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:49:14  

Additional Information
 Earth MOID = .855726 au 
 Jupiter MOID = 2.34774 au 
 T_jup = 3.603 
[ 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 16.9   n/a MPO454066  

160907 (2001 UJ87)          Discovered 2001-Oct-18 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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