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 ]  
146937 (2002 DO9)
Classification: Main-belt Asteroid          SPK-ID: 2146937
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .154046952604333 5.5568e-08  
a 3.120835592289872 3.2059e-08 au
q 2.640080379718479 1.7757e-07 au
i 18.65994607690418 6.1297e-06 deg
node 79.60004774746773 1.6249e-05 deg
peri 134.433692752841 2.4193e-05 deg
M 343.2624671449244 1.5899e-05 deg
tp 2458694.125403874746
(2019-Jul-29.62540387)
8.9067e-05 TDB
period 2013.746332075908
5.51
3.1029e-05
8.495e-08
d
yr
n .1787712753417593 2.7546e-09 deg/d
Q 3.601590804861265 3.6997e-08 au
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      6348 days (17.38 yr)  
   first obs. used      2001-12-22  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46879  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:37  

Additional Information
 Earth MOID = 1.66358 au 
 Jupiter MOID = 1.54044 au 
 T_jup = 3.117 
[ 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 14.4   n/a MPO432924  
diameter diameter 8.839 km 0.414 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146937 (2002 DO9)          Discovered 2002-Feb-19 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ 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 2019-Dec-10 03:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin