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 ]  
226938 (2004 TO309)
Classification: Main-belt Asteroid          SPK-ID: 2226938
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .007684531072311466 4.8038e-08  
a 2.780243591129246 2.672e-08 au
q 2.758878722864618 1.3393e-07 au
i 6.228845025135896 9.6863e-06 deg
node 15.41554381042167 4.595e-05 deg
peri 103.4031445871531 0.00063543 deg
M 311.316320714108 0.00063441 deg
tp 2458829.483184738770
(2019-Dec-11.98318474)
0.0029846 TDB
period 1693.256296876594
4.64
2.441e-05
6.683e-08
d
yr
n .2126080975833732 3.0649e-09 deg/d
Q 2.801608459393873 2.6925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      8005 days (21.92 yr)  
   first obs. used      1997-02-02  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52322  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:27:49  

Additional Information
 Earth MOID = 1.77445 au 
 Jupiter MOID = 2.16926 au 
 T_jup = 3.325 
[ 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 16.2   n/a MPO418211  

226938 (2004 TO309)          Discovered 2004-Oct-10 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 TO309 = 1997 CS3 = 1997 CT30 = 2005 YQ214 
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-05 15:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin