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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187586802189125 5.1351e-08  
a 2.915700699500078 1.7603e-08 au
q 2.569435932514088 1.5444e-07 au
i .8909832064450274 3.4386e-06 deg
node 264.6205909257549 0.00030073 deg
peri 89.04728482088102 0.00030119 deg
M 4.358114311518181 1.4906e-05 deg
tp 2459178.485493460986
(2020-Nov-24.98549346)
7.5343e-05 TDB
period 1818.498044693118
4.98
1.6469e-05
4.509e-08
d
yr
n .1979655689213304 1.7928e-09 deg/d
Q 3.261965466486067 1.9694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      7405 days (20.27 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53324  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:02:30  

Additional Information
 Earth MOID = 1.56274 au 
 Jupiter MOID = 2.16458 au 
 T_jup = 3.271 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457778.5 (2017-Jan-25.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1216504742014255 5.1261e-08  
q 2.560219804022503 1.5482e-07 au
tp 2457362.788085387012
(2015-Dec-06.28808539)
7.8749e-05 TDB
node 264.7121694798278 0.00030096 deg
peri 89.61731199508516 0.0003014 deg
i .8903441999675421 3.4375e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      7405 days (20.27 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53324  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:02:30  

Additional Information
 Jupiter MOID = 2.16458 au 
 T_jup = 3.271 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.627714094803238E-15 -7.899317466641454E-15 4.046251440726196E-14 3.874872191859103E-14 5.711558391271836E-14 -6.658080526880914E-16
q -7.899317466641454E-15 2.397011947542947E-14 -6.496992765261133E-13 -1.143244632304545E-13 -2.73593199213791E-13 2.033946849154466E-15
tp 4.046251440726196E-14 -6.496992765261133E-13 6.201451733314336E-9 1.706929791746384E-12 1.309369483475924E-9 4.066698113950941E-13
node 3.874872191859103E-14 -1.143244632304545E-13 1.706929791746384E-12 9.05764011268204E-8 -9.056351761680334E-8 2.466387142492173E-10
peri 5.711558391271836E-14 -2.73593199213791E-13 1.309369483475924E-9 -9.056351761680334E-8 9.083906889299935E-8 -2.465445004089092E-10
i -6.658080526880914E-16 2.033946849154466E-15 4.066698113950941E-13 2.466387142492173E-10 -2.465445004089092E-10 1.181671512904639E-11

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-Apr-19 01:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin