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JPL Small-Body Database Browser
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410502 (2008 EC44)
Classification: Inner Main-belt Asteroid          SPK-ID: 2410502
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06472805045709046 9.1361e-08  
a 1.865237548747777 1.0604e-08 au
q 1.744504358577972 1.747e-07 au
i 19.37790809105498 8.5323e-06 deg
node 22.96905918639581 1.1926e-05 deg
peri 115.4210562118704 7.586e-05 deg
M 176.3783741994399 7.1159e-05 deg
tp 2458144.628454275465
(2018-Jan-26.12845428)
0.00018404 TDB
period 930.4641637940323
2.55
7.9347e-06
2.172e-08
d
yr
n .3869036702413933 3.2994e-09 deg/d
Q 1.985970738917583 1.129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      335  
   data-arc span      4280 days (11.72 yr)  
   first obs. used      2008-03-05  
   last obs. used      2019-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61437  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:58:35  

Additional Information
 Earth MOID = .792496 au 
 Jupiter MOID = 3.02378 au 
 T_jup = 3.917 
[ 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 17.9   n/a MPO307656  

410502 (2008 EC44)          Discovered 2008-Mar-05 by CSS at Catalina
Reference: Last Updated: 2014-10-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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