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JPL Small-Body Database Browser
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215407 (2002 EK115)
Classification: Jupiter Trojan          SPK-ID: 2215407
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05741082843079336 8.3281e-08  
a 5.280798674480176 2.0307e-07 au
q 4.977623647802033 3.7176e-07 au
i 3.693062706766908 6.6902e-06 deg
node 56.62842819460744 0.00012187 deg
peri 96.21569539076329 0.00014077 deg
M 169.887314969996 7.4362e-05 deg
tp 2456508.766775473627
(2013-Aug-04.26677547)		 0.00084093 TDB
period 4432.490801108292
12.14		 0.00025567
7e-07		 d
yr
n .0812184426665897 4.6847e-09 deg/d
Q 5.583973701158317 2.1473e-07 au
   Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      6827 days (18.69 yr)  
   first obs. used      2001-01-19  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64006  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:58:37  

Additional Information
 Earth MOID = 3.991 au 
 Jupiter MOID = .142867 au 
 T_jup = 2.993 
[ 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 13.0   n/a MPO302910  
diameter diameter 13.363 km 1.667 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.075   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

215407 (2002 EK115)          Discovered 2002-Mar-10 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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