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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1193413842788067 5.1935e-08  
a 2.917691484885779 1.7851e-08 au
q 2.569490144181023 1.5616e-07 au
i .8911125317211771 3.5089e-06 deg
node 264.6412497978887 0.00031067 deg
peri 88.94077959231906 0.00031113 deg
M 324.8728798463742 1.5256e-05 deg
tp 2459178.122314259439
(2020-Nov-24.62231426)
7.6754e-05 TDB
period 1820.360816763336
4.98
1.6706e-05
4.574e-08
d
yr
n .1977629910976069 1.8149e-09 deg/d
Q 3.265892825590535 1.9981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      7380 days (20.21 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:07:09  

Additional Information
 Earth MOID = 1.5645 au 
 Jupiter MOID = 2.16043 au 
 T_jup = 3.270 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457727.5 (2016-Dec-05.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1216693879825829 5.1878e-08  
q 2.560276442068029 1.5646e-07 au
tp 2457362.865430150009
(2015-Dec-06.36543015)
8.0579e-05 TDB
node 264.7120635483603 0.00031108 deg
peri 89.63594056029629 0.00031152 deg
i .8902999209528202 3.5069e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      7380 days (20.21 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:07:09  

Additional Information
 Jupiter MOID = 2.16043 au 
 T_jup = 3.270 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.691311803569016E-15 -8.079064002974818E-15 -9.609861100888205E-14 3.976207685837271E-14 2.703401107596357E-14 -6.936994029755331E-16
q -8.079064002974818E-15 2.448090298072809E-14 -2.692730169187576E-13 -1.171216733166558E-13 -1.903317391640582E-13 2.114582907678193E-15
tp -9.609861100888205E-14 -2.692730169187576E-13 6.492966050188253E-9 3.228118518641059E-13 1.373363082271018E-9 4.647842902271867E-13
node 3.976207685837271E-14 -1.171216733166558E-13 3.228118518641059E-13 9.677239457439705E-8 -9.675904410453075E-8 2.938543163605784E-10
peri 2.703401107596357E-14 -1.903317391640582E-13 1.373363082271018E-9 -9.675904410453075E-8 9.704766689111846E-8 -2.937421873601323E-10
i -6.936994029755331E-16 2.114582907678193E-15 4.647842902271867E-13 2.938543163605784E-10 -2.937421873601323E-10 1.229835615952953E-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 15.8   n/a MPO436736  

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-Jan-17 10:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin