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JPL Small-Body Database Browser
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413998 (2007 EU222)
Classification: Main-belt Asteroid          SPK-ID: 2413998
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1351170862925753 8.0299e-08  
a 2.721551032429457 5.0858e-08 au
q 2.353822986731039 2.3152e-07 au
i 13.23057720811338 9.7429e-06 deg
node 183.9655335412477 2.3929e-05 deg
peri 317.2431398799671 4.5205e-05 deg
M 272.8000916329859 3.1133e-05 deg
tp 2458997.725095469213
(2020-May-28.22509547)
0.00014073 TDB
period 1639.921842200133
4.49
4.5968e-05
1.259e-07
d
yr
n .2195226569560296 6.1534e-09 deg/d
Q 3.089279078127875 5.773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      6611 days (18.10 yr)  
   first obs. used      2000-08-30  
   last obs. used      2018-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62043  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:52:34  

Additional Information
 Earth MOID = 1.38251 au 
 Jupiter MOID = 1.96514 au 
 T_jup = 3.307 
[ 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 16.6   n/a MPO455949  

413998 (2007 EU222)          Discovered 2000-Aug-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10

[ show close-approach data ]
Alternate Designations
 2007 EU222 = 2012 HB46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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