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146272 (2001 EY5)
Classification: Main-belt Asteroid          SPK-ID: 2146272
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 .1535410804642431 4.1185e-08  
a 2.308073272097128 1.1341e-08 au
q 1.953689208108694 9.8049e-08 au
i 7.147602800566229 4.8982e-06 deg
node 27.60842212436844 3.7168e-05 deg
peri 263.4933473370986 4.0936e-05 deg
M 70.94422230939523 1.6628e-05 deg
tp 2458748.101164906898
(2019-Sep-21.60116491)
5.9166e-05 TDB
period 1280.774919728502
3.51
9.4402e-06
2.585e-08
d
yr
n .2810798325722311 2.0718e-09 deg/d
Q 2.662457336085562 1.3083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      860  
   data-arc span      6723 days (18.41 yr)  
   first obs. used      2001-03-02  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57623  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 19:22:46  

Additional Information
 Earth MOID = .95349 au 
 Jupiter MOID = 2.52965 au 
 T_jup = 3.560 
[ 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 15.6   n/a MPO436735  

146272 (2001 EY5)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2001 EY5 = 2002 RV51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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