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266515 (2008 ED120)
Classification: Main-belt Asteroid          SPK-ID: 2266515
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1716495342589421 4.7734e-08  
a 2.284864535504252 1.5399e-08 au
q 1.892668602140173 1.0773e-07 au
i 2.313679790457631 5.6626e-06 deg
node 54.37541960592405 0.00015877 deg
peri 186.8477592634009 0.00016011 deg
M 149.1585292283484 2.0752e-05 deg
tp 2458477.821418610388
(2018-Dec-25.32141861)
7.1361e-05 TDB
period 1261.505394788371
3.45
1.2753e-05
3.492e-08
d
yr
n .2853733337069028 2.8849e-09 deg/d
Q 2.677060468868331 1.8042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      7234 days (19.81 yr)  
   first obs. used      1999-12-05  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60504  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:04:48  

Additional Information
 Earth MOID = .880068 au 
 Jupiter MOID = 2.33376 au 
 T_jup = 3.582 
[ 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 17.6   n/a MPO437227  

266515 (2008 ED120)          Discovered 2008-Mar-09 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2008 ED120 = 2002 TR326 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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