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154131 (2002 EK102)
Classification: Main-belt Asteroid          SPK-ID: 2154131
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1348126752610204 4.5956e-08  
a 2.934375837604613 2.2944e-08 au
q 2.538784780715837 1.3156e-07 au
i 10.53367486013544 4.2662e-06 deg
node 227.8318491461487 2.7562e-05 deg
peri 273.5396409595119 3.173e-05 deg
M 241.1162846502999 1.8241e-05 deg
tp 2459606.806050434708
(2022-Jan-27.30605043)
9.6677e-05 TDB
period 1835.997281162071
5.03
2.1534e-05
5.896e-08
d
yr
n .1960787217354388 2.2998e-09 deg/d
Q 3.329966894493388 2.6038e-08 au
  Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      7317 days (20.03 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57902  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:54:02  

Additional Information
 Earth MOID = 1.57833 au 
 Jupiter MOID = 1.84645 au 
 T_jup = 3.236 
[ 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 15.3   n/a MPO359792  

154131 (2002 EK102)          Discovered 2002-Mar-06 by CSS at Catalina
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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