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135547 (2002 EN14)
Classification: Jupiter Trojan          SPK-ID: 2135547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06079652108764919 7.665e-08  
a 5.251213562661152 1.1405e-07 au
q 4.931958046563074 4.5087e-07 au
i 21.65700486967419 8.5277e-06 deg
node 4.068128925997145 1.1597e-05 deg
peri 7.570658449384319 4.6129e-05 deg
M 6.503782436083367 4.1469e-05 deg
tp 2459121.094341336512
(2020-Sep-28.59434134)
0.00050725 TDB
period 4395.294184543825
12.03
0.00014319
3.92e-07
d
yr
n .08190578033796919 2.6683e-09 deg/d
Q 5.57046907875923 1.2098e-07 au
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      8911 days (24.40 yr)  
   first obs. used      1996-09-20  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48489  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:32  

Additional Information
 Earth MOID = 3.93062 au 
 Jupiter MOID = .021524 au 
 T_jup = 2.855 
[ 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 12.35   n/a E2021B55  
diameter diameter 18.297 km 0.599 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.070   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

135547 (2002 EN14)          Discovered 2002-Mar-06 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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