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13634 (1995 WY41)
Classification: Main-belt Asteroid          SPK-ID: 2013634
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2088221788015039 6.8584e-08  
a 2.324643105009994 1.4421e-08 AU
q 1.839206066885914 1.5754e-07 AU
i 3.711520038582516 7.0371e-06 deg
node 278.0746174357885 0.00010017 deg
peri 123.9877277898449 0.00010305 deg
M 146.7993987663386 2.2785e-05 deg
tp 2456472.596388946687
(2013-Jun-29.09638895)
7.9837e-05 JED
period 1294.591814246384
3.54
1.2046e-05
3.298e-08
d
yr
n .2780799291625102 2.5876e-09 deg/d
Q 2.810080143134074 1.7432e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      634  
   data-arc span      15938 days (43.64 yr)  
   first obs. used      1970-09-27  
   last obs. used      2014-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56291  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:52:22  

Additional Information
 Earth MOID = .850674 AU 
 T_jup = 3.543 
[ 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 15.0 mag n/a MPO236468  

13634 (1995 WY41)          Discovered 1995-Nov-16 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 WY41 = 1970 SQ = 1991 PX9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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