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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1349529618429365 7.9253e-08  
a 2.721572078283225 5e-08 au
q 2.354287865449868 2.2998e-07 au
i 13.23015700708231 9.5444e-06 deg
node 183.9533063868409 2.3925e-05 deg
peri 317.1787318952577 4.5216e-05 deg
M .6591191775763705 3.0604e-05 deg
tp 2458997.497454239030
(2020-May-27.99745424)
0.00013942 TDB
period 1639.940864600372
4.49
4.5193e-05
1.237e-07
d
yr
n .219520110615529 6.0495e-09 deg/d
Q 3.088856291116583 5.6748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      7089 days (19.41 yr)  
   first obs. used      2000-08-30  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60302  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 07:03:41  

Additional Information
 Earth MOID = 1.38257 au 
 Jupiter MOID = 1.96423 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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