Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
29155 (1988 XE)
Classification: Main-belt Asteroid          SPK-ID: 2029155
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2926085433370119 7.45e-08  
a 2.651700241668511 2.8616e-08 AU
q 1.875790096587485 2.0101e-07 AU
i 12.71728605101248 8.4612e-06 deg
node 252.5507577506129 4.4982e-05 deg
peri 169.683914396193 4.9138e-05 deg
M 16.61413798009044 2.6711e-05 deg
tp 2456927.711900287188
(2014-Sep-27.21190029)
0.00011608 JED
period 1577.1938290156
4.32
2.5531e-05
6.99e-08
d
yr
n .2282534926126947 3.6948e-09 deg/d
Q 3.427610386749536 3.699e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      18941 days (51.86 yr)  
   first obs. used      1962-11-24  
   last obs. used      2014-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55466  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 15:00:15  

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 13.3 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Dec-20 00:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin