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JPL Small-Body Database Browser
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305845 (2009 EK3)
Classification: Main-belt Asteroid          SPK-ID: 2305845
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1580130423743683 5.3548e-08  
a 2.319273134117728 1.7522e-08 au
q 1.95279773009865 1.2679e-07 au
i 2.170956991201353 6.5804e-06 deg
node 167.2871478723476 0.00014781 deg
peri 329.7361710329779 0.00014989 deg
M 341.0458208045483 2.242e-05 deg
tp 2458668.424860346547
(2019-Jul-03.92486035)
8.0455e-05 TDB
period 1290.108607321008
3.53
1.462e-05
4.003e-08
d
yr
n .2790462740556106 3.1622e-09 deg/d
Q 2.685748538136807 2.029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      6108 days (16.72 yr)  
   first obs. used      2002-03-15  
   last obs. used      2018-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56749  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:02:08  

Additional Information
 Earth MOID = .967208 au 
 Jupiter MOID = 2.34392 au 
 T_jup = 3.561 
[ 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 17.7   n/a MPO264763  

305845 (2009 EK3)          Discovered 2009-Mar-15 by Hug, G. at Sandlot
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 EK3 = 2007 RN88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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