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JPL Small-Body Database Browser
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154124 (2002 ER82)
Classification: Main-belt Asteroid          SPK-ID: 2154124
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04521358108009649 4.4468e-08  
a 2.771527448671134 2.0195e-08 au
q 2.646216767654929 1.2538e-07 au
i 2.85646767053813 6.0986e-06 deg
node 198.2309666567707 9.7777e-05 deg
peri 279.4544295938022 0.00012468 deg
M 35.74453716736246 7.5001e-05 deg
tp 2458833.165927700438
(2019-Dec-15.66592770)
0.00035105 TDB
period 1685.299931169518
4.61
1.842e-05
5.043e-08
d
yr
n .2136118285782978 2.3348e-09 deg/d
Q 2.896838129687339 2.1108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      8820 days (24.15 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 20:02:28  

Additional Information
 Earth MOID = 1.6642 au 
 Jupiter MOID = 2.13431 au 
 T_jup = 3.334 
[ 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 15.8   n/a MPO412913  

154124 (2002 ER82)          Discovered 2002-Mar-13 by NEAT at Palomar
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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