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JPL Small-Body Database Browser
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46077 (2001 EJ5)
Classification: Main-belt Asteroid          SPK-ID: 2046077
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07801226176846097 4.0403e-08  
a 3.054308186152237 2.1379e-08 au
q 2.816034696412575 1.2245e-07 au
i 9.145415857142952 5.8744e-06 deg
node 136.7629137098882 3.5765e-05 deg
peri 154.5166309086139 5.6809e-05 deg
M 30.23478526474182 4.3943e-05 deg
tp 2458436.753472516270
(2018-Nov-14.25347252)
0.00023783 TDB
period 1949.699638280077
5.34
2.0471e-05
5.605e-08
d
yr
n .1846438256087348 1.9386e-09 deg/d
Q 3.292581675891898 2.3047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      717  
   data-arc span      9058 days (24.80 yr)  
   first obs. used      1995-01-09  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:25:19  

Additional Information
 Earth MOID = 1.80251 au 
 Jupiter MOID = 1.91329 au 
 T_jup = 3.212 
[ 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 14.3   n/a MPO449291  
diameter diameter 5.413 km 1.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.138   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46077 (2001 EJ5)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

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