Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
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 ]  
146752 (2001 XU143)
Classification: Main-belt Asteroid          SPK-ID: 2146752
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187586798671253 5.1896e-08  
a 2.915700700312737 1.7676e-08 au
q 2.569435934255944 1.5579e-07 au
i .8909832241394253 3.4802e-06 deg
node 264.6205905036924 0.00031056 deg
peri 89.04728550848934 0.00031103 deg
M 4.35811412523829 1.5215e-05 deg
tp 2459178.485494392754
(2020-Nov-24.98549439)		 7.6907e-05 TDB
period 1818.498045453391
4.98		 1.6537e-05
4.528e-08		 d
yr
n .1979655688385655 1.8002e-09 deg/d
Q 3.261965466369531 1.9775e-08 au
   Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      7405 days (20.27 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .535  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:30:33  

Additional Information
 Earth MOID = 1.56274 au 
 Jupiter MOID = 2.16458 au 
 T_jup = 3.271 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.91   n/a E2021B55  

146752 (2001 XU143)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 XU143 = 2004 HL59 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Feb-27 23:19 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin