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447444 (2006 EJ9)
Classification: Main-belt Asteroid          SPK-ID: 2447444
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1475271499939976 4.8392e-08  
a 2.347798224485163 2.0786e-08 au
q 2.001434243665899 1.1733e-07 au
i 1.953416954185073 6.2817e-06 deg
node 142.6498440662579 0.00020465 deg
peri 302.3706958545414 0.00020797 deg
M 55.28186022233375 3.1669e-05 deg
tp 2458798.723897295101
(2019-Nov-11.22389730)
0.00011532 TDB
period 1313.982501341686
3.60
1.745e-05
4.778e-08
d
yr
n .2739762513065508 3.6384e-09 deg/d
Q 2.694162205304427 2.3852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      5608 days (15.35 yr)  
   first obs. used      2004-09-16  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:09:56  

Additional Information
 Earth MOID = 1.01843 au 
 Jupiter MOID = 2.50576 au 
 T_jup = 3.544 
[ 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 18.1   n/a MPO456120  

447444 (2006 EJ9)          Discovered 2006-Mar-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2006 EJ9 = 2013 CP51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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