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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2926085984150243 6.9809e-08  
a 2.651700197034665 1.9641e-08 AU
q 1.875789918963508 1.8275e-07 AU
i 12.71728757783834 8.2444e-06 deg
node 252.550737335411 3.9817e-05 deg
peri 169.6839064184114 4.2698e-05 deg
M 16.61418284421561 1.6642e-05 deg
tp 2456927.711705571016
(2014-Sep-27.21170557)
7.2472e-05 JED
period 1577.19378919423
4.32
1.7523e-05
4.798e-08
d
yr
n .2282534983756942 2.536e-09 deg/d
Q 3.427610475105822 2.5388e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      671  
   data-arc span      19119 days (52.34 yr)  
   first obs. used      1962-11-24  
   last obs. used      2015-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5233  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:59:29  

Additional Information
 Earth MOID = .890207 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 13.4 mag n/a MPO324577  

29155 (1988 XE)          Discovered 1988-Dec-02 by Ueda, S., Kaneda, H. at Kushiro
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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