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JPL Small-Body Database Browser
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295066 (2008 EH121)
Classification: Main-belt Asteroid          SPK-ID: 2295066
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08335006371395608 5.9681e-08  
a 3.160079785687145 4.6756e-08 au
q 2.896686934208937 1.8488e-07 au
i 9.381091445089325 6.5485e-06 deg
node 19.57055580741692 3.7271e-05 deg
peri 329.3746630473872 5.2577e-05 deg
M 261.5451612521151 3.8681e-05 deg
tp 2459561.651415879373
(2021-Dec-13.15141588)
0.00022569 TDB
period 2051.849480286859
5.62
4.5538e-05
1.247e-07
d
yr
n .1754514663276714 3.8939e-09 deg/d
Q 3.423472637165353 5.0653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      7419 days (20.31 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60222  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:37:12  

Additional Information
 Earth MOID = 1.89607 au 
 Jupiter MOID = 2.0191 au 
 T_jup = 3.179 
[ 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 15.6   n/a MPO433902  

295066 (2008 EH121)          Discovered 2008-Mar-09 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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