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29155 (1988 XE)
Classification: Main-belt Asteroid          SPK-ID: 2029155
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2925310729181131 7.5836e-08  
a 2.651447335099176 2.2615e-08 AU
q 1.875816601376742 2.0341e-07 AU
i 12.71769144046104 8.6984e-06 deg
node 252.5511803553439 4.407e-05 deg
peri 169.6678723311177 4.8202e-05 deg
M 330.9675307242169 2.3897e-05 deg
tp 2456927.675779761758
(2014-Sep-27.17577976)
0.00010594 JED
period 1576.968196515835
4.32
2.0176e-05
5.524e-08
d
yr
n .2282861511065262 2.9207e-09 deg/d
Q 3.42707806882161 2.9231e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      554  
   data-arc span      18499 days (50.65 yr)  
   first obs. used      1962-11-24  
   last obs. used      2013-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59803  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 22:24:22  

Additional Information
 Earth MOID = .889629 AU 
 T_jup = 3.294 
[ 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 13.3 mag n/a MPO266102  

29155 (1988 XE)          Discovered 1988-Dec-02 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 XE = 1962 WG = 1998 FX73 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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