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46641 (1995 EY)
Classification: Main-belt Asteroid          SPK-ID: 2046641
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2716764177871816 5.9062e-08  
a 2.639127913998714 1.7994e-08 AU
q 1.922139096241386 1.5258e-07 AU
i 4.458342981925684 8.6378e-06 deg
node 324.790458701642 7.0922e-05 deg
peri 143.5233892581229 7.3052e-05 deg
M 209.0829725431151 1.3996e-05 deg
tp 2457456.985032671103
(2016-Mar-09.48503267)
6.2402e-05 JED
period 1565.990370630079
4.29
1.6016e-05
4.385e-08
d
yr
n .229886471048448 2.3511e-09 deg/d
Q 3.356116731756041 2.2882e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      662  
   data-arc span      21069 days (57.68 yr)  
   first obs. used      1955-10-24  
   last obs. used      2013-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56407  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-06 03:38:40  

Additional Information
 Earth MOID = .940652 AU 
 T_jup = 3.338 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO266175  

46641 (1995 EY)          Discovered 1995-Mar-05 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 EY = 1991 GH14 = 1998 XS46 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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