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 ]  
347516 (1999 TT30)
Classification: Main-belt Asteroid          SPK-ID: 2347516
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2260640546442224 7.8624e-08  
a 2.619167607222963 2.0467e-08 au
q 2.027067958141334 2.0193e-07 au
i 5.362433042173057 8.552e-06 deg
node 2.883692056566145 6.4664e-05 deg
peri 354.5809625233474 6.6406e-05 deg
M 325.3563187733674 1.5689e-05 deg
tp 2459149.492667720475
(2020-Oct-26.99266772)
6.8359e-05 TDB
period 1548.258108844877
4.24
1.8148e-05
4.969e-08
d
yr
n .23251936995737 2.7255e-09 deg/d
Q 3.211267256304593 2.5094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      7178 days (19.65 yr)  
   first obs. used      1999-10-01  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66945  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:33:39  

Additional Information
 Earth MOID = 1.02326 au 
 Jupiter MOID = 2.23717 au 
 T_jup = 3.363 
[ 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 16.7   n/a MPO437471  

347516 (1999 TT30)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

[ 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 2020-Feb-18 13:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin