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JPL Small-Body Database Browser
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65243 (2002 EP118)
Classification: Jupiter Trojan          SPK-ID: 2065243
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06828636764035194 6.3319e-08  
a 5.292716000529947 1.4966e-07 au
q 4.931295649901786 4.1605e-07 au
i 1.700579452623356 6.5215e-06 deg
node 211.8664627817631 0.00021 deg
peri 188.9227953276574 0.0002164 deg
M 308.2713079884376 5.7172e-05 deg
tp 2459639.565407326359
(2022-Mar-01.06540733)
0.00072051 TDB
period 4447.503652055714
12.18
0.00018864
5.165e-07
d
yr
n .08094428429161642 3.4332e-09 deg/d
Q 5.654136351158109 1.5988e-07 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      21517 days (58.91 yr)  
   first obs. used      1960-10-24  
   last obs. used      2019-09-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60941  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:38:47  

Additional Information
 Earth MOID = 3.93947 au 
 Jupiter MOID = .0774027 au 
 T_jup = 2.995 
[ 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 12.6   n/a MPO412592  
diameter diameter 13.231 km 0.815 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.084   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

65243 (2002 EP118)          Discovered 2002-Mar-10 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 EP118 = 1977 CD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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