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JPL Small-Body Database Browser
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172886 (2005 EU281)
Classification: Main-belt Asteroid          SPK-ID: 2172886
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1524551678443802 5.4387e-08  
a 2.410842312723778 1.3699e-08 au
q 2.043296943291141 1.327e-07 au
i 8.575938682982315 4.7763e-06 deg
node 79.39858877827544 3.8333e-05 deg
peri 109.8713168157645 4.1634e-05 deg
M 20.76670091309115 1.671e-05 deg
tp 2458921.629128079438
(2020-Mar-13.12912808)
6.3242e-05 TDB
period 1367.26165654474
3.74
1.1654e-05
3.191e-08
d
yr
n .2633000042652919 2.2442e-09 deg/d
Q 2.778387682156415 1.5788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      6956 days (19.04 yr)  
   first obs. used      2001-01-18  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60746  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:55:29  

Additional Information
 Earth MOID = 1.06152 au 
 Jupiter MOID = 2.21822 au 
 T_jup = 3.489 
[ 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 16.3   n/a MPO412969  

172886 (2005 EU281)          Discovered 2005-Mar-10 by CSS at Catalina
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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