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295059 (2008 EX117)
Classification: Main-belt Asteroid          SPK-ID: 2295059
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06269982693964707 1.3953e-07  
a 2.829026961012321 5.0487e-08 au
q 2.651647460149253 4.1861e-07 au
i 1.798421076057465 2.3575e-05 deg
node 187.0699867063805 0.00035774 deg
peri 226.3169879311994 0.00040702 deg
M 302.2608073742924 0.00019563 deg
tp 2459279.254740957948
(2021-Mar-05.75474096)
0.00094676 TDB
period 1738.017145397023
4.76
4.6525e-05
1.274e-07
d
yr
n .2071325941481225 5.5447e-09 deg/d
Q 3.006406461875389 5.3652e-08 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      7852 days (21.50 yr)  
   first obs. used      1996-09-20  
   last obs. used      2018-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56992  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:17:44  

Additional Information
 Earth MOID = 1.66293 au 
 Jupiter MOID = 2.22063 au 
 T_jup = 3.310 
[ 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 17.2   n/a MPO450204  

295059 (2008 EX117)          Discovered 2008-Mar-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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