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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05725286380661057 8.2884e-08  
a 5.281865131188847 2.0269e-07 au
q 4.979463226188007 3.7003e-07 au
i 3.69302009659269 6.6899e-06 deg
node 56.63126126187164 0.00012186 deg
peri 95.71756898138381 0.00014106 deg
M 202.9227131089253 7.6222e-05 deg
tp 2460935.095970393384
(2025-Sep-16.59597039)
0.0010175 TDB
period 4433.833580437222
12.14
0.00025522
6.988e-07
d
yr
n .08119384579258392 4.6736e-09 deg/d
Q 5.584267036189687 2.1429e-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 = 3.99248 au 
 Jupiter MOID = .141819 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 12.9   n/a MPO494187  
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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