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 ]  
305811 (2009 DH105)
Classification: Main-belt Asteroid          SPK-ID: 2305811
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 .1273455909457178 9.7896e-08  
a 2.746060147968462 2.6861e-08 au
q 2.396361495652933 2.617e-07 au
i 2.858851274043038 1.0946e-05 deg
node 340.0648557971548 0.00014601 deg
peri 203.0013232470324 0.00015084 deg
M 78.06067880214528 3.4513e-05 deg
tp 2458240.092916662940
(2018-May-01.59291666)
0.00015953 TDB
period 1662.124285777744
4.55
2.4387e-05
6.677e-08
d
yr
n .216590301387449 3.1779e-09 deg/d
Q 3.095758800283991 3.0281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      8921 days (24.42 yr)  
   first obs. used      1995-01-29  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58115  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:55:01  

Additional Information
 Earth MOID = 1.39954 au 
 Jupiter MOID = 1.8705 au 
 T_jup = 3.334 
[ 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 MPO397067  

305811 (2009 DH105)          Discovered 2009-Feb-26 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 DH105 = 2004 BU63 
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