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 ]  
305804 (2009 DC93)
Classification: Main-belt Asteroid          SPK-ID: 2305804
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1372240342034655 1.0448e-07  
a 2.576693220403669 2.7118e-08 au
q 2.223108981795158 2.8107e-07 au
i 10.35497569289622 8.2531e-06 deg
node 149.1278356278453 2.7211e-05 deg
peri 20.21190553721687 3.3281e-05 deg
M 168.2523149270052 2.1029e-05 deg
tp 2457894.424655621603
(2017-May-20.92465562)
8.2075e-05 TDB
period 1510.749638639444
4.14
2.3849e-05
6.53e-08
d
yr
n .2382922959519686 3.7618e-09 deg/d
Q 2.93027745901218 3.0839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      6786 days (18.58 yr)  
   first obs. used      2001-03-31  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6074  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:41:02  

Additional Information
 Earth MOID = 1.23377 au 
 Jupiter MOID = 2.04981 au 
 T_jup = 3.391 
[ 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 16.8   n/a MPO402170  

305804 (2009 DC93)          Discovered 2009-Feb-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin