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 ]  
226853 (2004 TD2)
Classification: Main-belt Asteroid          SPK-ID: 2226853
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514559015839759 1.3263e-07  
a 2.886078351882583 2.4062e-08 au
q 2.448964753056211 3.7194e-07 au
i 2.842727043733078 8.0016e-06 deg
node 10.44511722282305 0.00011619 deg
peri 335.6851052064377 0.00011878 deg
M 7.646453829527985 3.1186e-05 deg
tp 2458562.461956347304
(2019-Mar-19.96195635)
0.0001549 TDB
period 1790.855737870288
4.90
2.2396e-05
6.132e-08
d
yr
n .20102121705689 2.5139e-09 deg/d
Q 3.323191950708955 2.7706e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      7356 days (20.14 yr)  
   first obs. used      1999-10-08  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60212  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:28:38  

Additional Information
 Earth MOID = 1.44137 au 
 Jupiter MOID = 2.08452 au 
 T_jup = 3.273 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO440184  
diameter diameter 2.886 km 0.968 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226853 (2004 TD2)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2004 TD2 = 1999 TU65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-08 13:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin