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154108 (2002 EJ16)
Classification: Main-belt Asteroid          SPK-ID: 2154108
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1520373526185061 4.6095e-08  
a 2.848993185127938 2.1865e-08 au
q 2.41583980363292 1.3045e-07 au
i 7.142160950243931 5.1527e-06 deg
node 256.9799442688624 4.0503e-05 deg
peri 351.1390628647428 4.4105e-05 deg
M 222.1435437202583 2.0184e-05 deg
tp 2459673.105093913018
(2022-Apr-03.60509391)
0.00010236 TDB
period 1756.448992982486
4.81
2.022e-05
5.536e-08
d
yr
n .2049589834024799 2.3595e-09 deg/d
Q 3.282146566622955 2.5189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      7412 days (20.29 yr)  
   first obs. used      1999-10-13  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51885  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:29:59  

Additional Information
 Earth MOID = 1.40223 au 
 Jupiter MOID = 1.76429 au 
 T_jup = 3.278 
[ 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 15.1   n/a MPO417823  
diameter diameter 6.114 km 0.399 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154108 (2002 EJ16)          Discovered 2002-Mar-06 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2002 EJ16 = 2014 WY483 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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