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 ]  
249264 (2008 SB98)
Classification: Main-belt Asteroid          SPK-ID: 2249264
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03656943488299068 4.683e-08  
a 2.81358789834065 3.5578e-08 au
q 2.710696578904711 1.357e-07 au
i 4.786241556389445 9.5043e-06 deg
node .4378031602420906 7.1261e-05 deg
peri 77.70435570205328 0.00016245 deg
M 32.93312924139879 0.00014717 deg
tp 2458442.804371048773
(2018-Nov-20.30437105)
0.00070371 TDB
period 1723.809055808706
4.72
3.2697e-05
8.952e-08
d
yr
n .2088398357039087 3.9612e-09 deg/d
Q 2.916479217776589 3.6879e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      6486 days (17.76 yr)  
   first obs. used      2001-04-13  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59326  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:12:00  

Additional Information
 Earth MOID = 1.73066 au 
 Jupiter MOID = 2.16654 au 
 T_jup = 3.314 
[ 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 16.1   n/a MPO422968  
diameter diameter 3.447 km 0.770 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249264 (2008 SB98)          Discovered 2008-Sep-21 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
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-13 05:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin