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 ]  
117464 (2005 BT8)
Classification: Main-belt Asteroid          SPK-ID: 2117464
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03789052538402823 4.2338e-08  
a 3.076729032691392 3.3937e-08 au
q 2.960150153178422 1.2401e-07 au
i 10.40172130629604 4.4856e-06 deg
node 96.96610854621666 2.6494e-05 deg
peri 149.5018794528687 7.5309e-05 deg
M 111.5664741885886 7.2201e-05 deg
tp 2457989.609306571617
(2017-Aug-24.10930657)
0.00039411 TDB
period 1971.207311458732
5.40
3.2615e-05
8.93e-08
d
yr
n .1826291927324443 3.0217e-09 deg/d
Q 3.193307912204362 3.5223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      7208 days (19.73 yr)  
   first obs. used      2000-03-04  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:48:35  

Additional Information
 Earth MOID = 1.94958 au 
 Jupiter MOID = 1.87084 au 
 T_jup = 3.203 
[ 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 15.0   n/a MPO412803  

117464 (2005 BT8)          Discovered 2005-Jan-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 BT8 = 2000 EK167 
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-16 00:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin