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JPL Small-Body Database Browser
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146947 (2002 EG39)
Classification: Main-belt Asteroid          SPK-ID: 2146947
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276430649458123 4.9397e-08  
a 3.170994691558936 3.1305e-08 au
q 2.766239210201453 1.5679e-07 au
i 1.186568113085825 5.5996e-06 deg
node 178.4134818207702 0.00026511 deg
peri 5.213628460606875 0.00026609 deg
M 349.2289224382366 2.4077e-05 deg
tp 2458662.208977709787
(2019-Jun-27.70897771)
0.00013825 TDB
period 2062.489277246126
5.65
3.0542e-05
8.362e-08
d
yr
n .1745463619964506 2.5847e-09 deg/d
Q 3.575750172916419 3.5301e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      7589 days (20.78 yr)  
   first obs. used      1998-06-20  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6435  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:10:26  

Additional Information
 Earth MOID = 1.76889 au 
 Jupiter MOID = 1.38482 au 
 T_jup = 3.189 
[ 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 15.7   n/a MPO432924  

146947 (2002 EG39)          Discovered 2002-Mar-09 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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