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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
233229 (2005 YD39)
Classification: Main-belt Asteroid          SPK-ID: 2233229
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2371633195124181 4.787e-08  
a 2.442550526775311 1.3038e-08 au
q 1.863267135768473 1.1718e-07 au
i 7.917644803657054 4.9304e-06 deg
node 185.1288574025169 2.645e-05 deg
peri 202.9571366829798 2.7565e-05 deg
M 234.6051133478514 8.3826e-06 deg
tp 2459086.169787552649
(2020-Aug-24.66978755)
3.4429e-05 TDB
period 1394.324188066546
3.82
1.1164e-05
3.057e-08
d
yr
n .2581895968535105 2.0672e-09 deg/d
Q 3.021833917782149 1.613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      7969 days (21.82 yr)  
   first obs. used      1997-10-29  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57924  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:12:45  

Additional Information
 Earth MOID = .869559 au 
 Jupiter MOID = 2.43062 au 
 T_jup = 3.449 
[ 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 16.2   n/a MPO437096  
rotation period rot_per 8.671 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

233229 (2005 YD39)          Discovered 2005-Dec-22 by CSS at Catalina
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-16 13:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin