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
JPL Small-Body Database Browser
Search: [ help ]  
181485 (2006 TT99)
Classification: Main-belt Asteroid          SPK-ID: 2181485
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07526000455026939 6.2682e-08  
a 2.555108029588947 2.3523e-08 au
q 2.362810587655653 1.6235e-07 au
i 5.983667257340035 6.2985e-06 deg
node 241.3799789414007 7.6493e-05 deg
peri 324.1742684572494 9.4592e-05 deg
M 356.2071810937756 5.7655e-05 deg
tp 2459216.217082521675
(2021-Jan-01.71708252)
0.00023896 TDB
period 1491.805922639107
4.08
2.0601e-05
5.64e-08
d
yr
n .2413182536258706 3.3324e-09 deg/d
Q 2.747405471522241 2.5293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      7289 days (19.96 yr)  
   first obs. used      2000-05-05  
   last obs. used      2020-04-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53241  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:30:48  

Additional Information
 Earth MOID = 1.35961 au 
 Jupiter MOID = 2.23291 au 
 T_jup = 3.426 
[ 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 16.52   n/a E2021B55  

181485 (2006 TT99)          Discovered 2006-Oct-15 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2006 TT99 = 2005 LP43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-07 20:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin