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 ]  
447218 (2005 TP171)
Classification: Main-belt Asteroid          SPK-ID: 2447218
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856520053340299 1.4802e-07  
a 2.917739483562456 2.8943e-08 au
q 2.376055297396809 4.2216e-07 au
i 18.55008832991048 1.2141e-05 deg
node 228.9684339901302 1.58e-05 deg
peri 173.8494964046595 3.4922e-05 deg
M 325.0440083302624 2.2918e-05 deg
tp 2459177.261354922981
(2020-Nov-23.76135492)		 0.00011593 TDB
period 1820.405736832891
4.98		 2.7087e-05
7.416e-08		 d
yr
n .1977581111265456 2.9425e-09 deg/d
Q 3.459423669728102 3.4316e-08 au
   Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      6461 days (17.69 yr)  
   first obs. used      2000-09-27  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54202  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:19:36  

Additional Information
 Earth MOID = 1.38613 au 
 Jupiter MOID = 1.94971 au 
 T_jup = 3.179 
[ 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 16.0   n/a MPO456118  
diameter diameter 3.035 km 0.576 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

447218 (2005 TP171)          Discovered 2005-Oct-10 by CSS at Catalina
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Alternate Designations
 2005 TP171 = 2000 SM158 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-02 02:59 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin