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 ]  
243352 (2008 UP229)
Classification: Main-belt Asteroid          SPK-ID: 2243352
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01810437539975782 5.5086e-08  
a 2.80929182923192 3.2451e-08 au
q 2.758431355348033 1.5815e-07 au
i 3.771148964691112 9.0419e-06 deg
node 342.4618573110026 0.00010295 deg
peri 121.9834288636644 0.0003433 deg
M 40.95450021243715 0.00032228 deg
tp 2458404.844148653355
(2018-Oct-13.34414865)
0.0015406 TDB
period 1719.862435615853
4.71
2.98e-05
8.159e-08
d
yr
n .20931906677239 3.6269e-09 deg/d
Q 2.860152303115807 3.3038e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      8360 days (22.89 yr)  
   first obs. used      1996-03-20  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56324  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:31:09  

Additional Information
 Earth MOID = 1.77768 au 
 Jupiter MOID = 2.14578 au 
 T_jup = 3.318 
[ 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 16.6   n/a MPO241537  
diameter diameter 2.907 km 0.746 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243352 (2008 UP229)          Discovered 2008-Oct-25 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2008 UP229 = 2005 EN127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-07 20:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin