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 ]  
117538 (2005 DU)
Classification: Main-belt Asteroid          SPK-ID: 2117538
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1801140377191753 5.0477e-08  
a 2.431189810469656 1.8735e-08 au
q 1.99329839724425 1.2853e-07 au
i 24.39589473901563 5.1746e-06 deg
node 86.18974721243762 1.1603e-05 deg
peri 176.8223305743767 2.075e-05 deg
M 289.0488983488454 2.1694e-05 deg
tp 2459273.387328373253
(2021-Feb-27.88732837)
8.5025e-05 TDB
period 1384.60765130026
3.79
1.6004e-05
4.382e-08
d
yr
n .2600014521528394 3.0053e-09 deg/d
Q 2.869081223695062 2.2109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      798  
   data-arc span      7585 days (20.77 yr)  
   first obs. used      1999-10-16  
   last obs. used      2020-07-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52227  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:18:00  

Additional Information
 Earth MOID = .977775 au 
 Jupiter MOID = 2.23264 au 
 T_jup = 3.365 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO359562  
diameter diameter 3.248 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.221   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117538 (2005 DU)          Discovered 2005-Feb-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2005 DU = 2003 XF26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-23 17:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin