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JPL Small-Body Database Browser
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305869 (2009 EO30)
Classification: Main-belt Asteroid          SPK-ID: 2305869
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07526756840680426 6.3212e-08  
a 2.673700470358443 2.523e-08 au
q 2.472457537306434 1.5965e-07 au
i 3.588143152548128 6.9514e-06 deg
node 184.4437359758867 7.8833e-05 deg
peri 41.83339904412767 8.7803e-05 deg
M 80.6042576795039 3.7974e-05 deg
tp 2458242.961315824210
(2018-May-04.46131582)
0.0001688 TDB
period 1596.862622506528
4.37
2.2603e-05
6.188e-08
d
yr
n .2254420605292415 3.1911e-09 deg/d
Q 2.874943403410451 2.7129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      9511 days (26.04 yr)  
   first obs. used      1993-09-18  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61162  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:41:20  

Additional Information
 Earth MOID = 1.46451 au 
 Jupiter MOID = 2.09997 au 
 T_jup = 3.373 
[ 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 16.6   n/a MPO450229  

305869 (2009 EO30)          Discovered 2009-Mar-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

Alternate Designations
 2009 EO30 = 2000 EG189 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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