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JPL Small-Body Database Browser
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160894 (2001 SP87)
Classification: Main-belt Asteroid          SPK-ID: 2160894
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07633420053190339 6.4707e-08  
a 2.587022701667482 2.1815e-08 au
q 2.38954439197781 1.6381e-07 au
i 2.424401631607406 5.7583e-06 deg
node 286.7133333306324 0.0001648 deg
peri 112.2957217375959 0.0001694 deg
M 133.1005175884657 4.0254e-05 deg
tp 2458438.578007217639
(2018-Nov-16.07800722)
0.00016896 TDB
period 1519.843206223416
4.16
1.9224e-05
5.263e-08
d
yr
n .2368665389468341 2.996e-09 deg/d
Q 2.784501011357154 2.348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      9141 days (25.03 yr)  
   first obs. used      1993-10-10  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53072  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 02:56:14  

Additional Information
 Earth MOID = 1.39836 au 
 Jupiter MOID = 2.51216 au 
 T_jup = 3.416 
[ 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 16.4   n/a MPO469700  

160894 (2001 SP87)          Discovered 2001-Sep-20 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2001 SP87 = 2004 JL51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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