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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2716914589728096 5.835e-08  
a 2.638874548608833 2.0992e-08 AU
q 1.921914872451085 1.4958e-07 AU
i 4.458508943835687 8.2049e-06 deg
node 324.7899406839324 6.0803e-05 deg
peri 143.5501319705587 6.2497e-05 deg
M 255.0252676914441 1.2738e-05 deg
tp 2457457.071521097720
(2016-Mar-09.57152110)
5.7776e-05 JED
period 1565.764865320667
4.29
1.8683e-05
5.115e-08
d
yr
n .2299195798637827 2.7434e-09 deg/d
Q 3.355834224766582 2.6695e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      21580 days (59.08 yr)  
   first obs. used      1955-10-24  
   last obs. used      2014-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51469  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 04:11:08  

Additional Information
 Earth MOID = .940675 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
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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