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 ]  
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1369871895350696 1.0446e-07  
a 2.577413364788684 2.7092e-08 au
q 2.224340751676155 2.8109e-07 au
i 10.35405866346445 8.2521e-06 deg
node 149.1210293874882 2.7211e-05 deg
peri 20.12178043996997 3.3297e-05 deg
M 263.6559272900661 2.1967e-05 deg
tp 2459404.979989917595
(2021-Jul-09.47998992)
9.6436e-05 TDB
period 1511.383028292098
4.14
2.383e-05
6.524e-08
d
yr
n .238192432534332 3.7556e-09 deg/d
Q 2.930485977901213 3.0803e-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 = 1.23451 au 
 Jupiter MOID = 2.04815 au 
 T_jup = 3.390 
[ 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 16.7   n/a MPO494623  

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 2020-Jul-05 18:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin