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46407 (2002 EC74)
Classification: Main-belt Asteroid          SPK-ID: 2046407
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07271022019378458 4.5396e-08  
a 2.606469957323472 1.5454e-08 au
q 2.416952952797998 1.1444e-07 au
i 1.606731199272698 4.5799e-06 deg
node 265.2828204138971 0.00017192 deg
peri 281.1144146347788 0.00017477 deg
M 26.68119212886149 3.0755e-05 deg
tp 2458486.585176507915
(2019-Jan-03.08517651)
0.00013122 TDB
period 1537.012898789862
4.21
1.367e-05
3.743e-08
d
yr
n .2342205457634345 2.0831e-09 deg/d
Q 2.795986961848946 1.6578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      673  
   data-arc span      10600 days (29.02 yr)  
   first obs. used      1990-05-01  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55969  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:33:35  

Additional Information
 Earth MOID = 1.41898 au 
 Jupiter MOID = 2.16865 au 
 T_jup = 3.408 
[ 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 MPO296482  
diameter diameter 4.721 km 0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46407 (2002 EC74)          Discovered 2002-Mar-13 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 EC74 = 1990 JY1 = 1994 LU4 = 2000 WE17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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