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 ]  
216145 (2006 SY261)
Classification: Main-belt Asteroid          SPK-ID: 2216145
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07950336732382948 5.8884e-08  
a 2.861741694744317 2.4229e-08 au
q 2.634223593601141 1.7617e-07 au
i 2.841452017592749 4.3082e-06 deg
node 51.81209201234259 0.00011523 deg
peri 298.9732466629164 0.00011918 deg
M 48.31458147631013 2.8445e-05 deg
tp 2459159.187948023184
(2020-Nov-05.68794802)
0.00013977 TDB
period 1768.25165614947
4.84
2.2456e-05
6.148e-08
d
yr
n .2035909304809774 2.5856e-09 deg/d
Q 3.089259795887492 2.6155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      6935 days (18.99 yr)  
   first obs. used      2001-10-25  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48498  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:53:37  

Additional Information
 Earth MOID = 1.62893 au 
 Jupiter MOID = 2.25679 au 
 T_jup = 3.295 
[ 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 16.78   n/a E2021B55  

216145 (2006 SY261)          Discovered 2006-Sep-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ 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 2021-Jul-29 16:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin