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305850 (2009 EO5)
Classification: Main-belt Asteroid          SPK-ID: 2305850
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0540643780489558 7.9123e-08  
a 2.614836698903189 3.6861e-08 au
q 2.473467179077403 1.9481e-07 au
i 5.084473556195401 6.053e-06 deg
node 82.28432142776879 8.6252e-05 deg
peri 65.23629853117565 0.00011355 deg
M 242.4152116886861 8.1424e-05 deg
tp 2459504.945120142245
(2021-Oct-17.44512014)
0.00035726 TDB
period 1544.419527893429
4.23
3.2658e-05
8.941e-08
d
yr
n .2330972857427126 4.929e-09 deg/d
Q 2.756206218728975 3.8854e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      6732 days (18.43 yr)  
   first obs. used      2001-05-22  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61003  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:41:20  

Additional Information
 Earth MOID = 1.49048 au 
 Jupiter MOID = 2.24033 au 
 T_jup = 3.400 
[ 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 MPO450229  

305850 (2009 EO5)          Discovered 2009-Mar-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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