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 ]  
392103 (2009 DF139)
Classification: Main-belt Asteroid          SPK-ID: 2392103
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1099326558643834 4.375e-08  
a 3.044919768437443 4.713e-08 au
q 2.710183651399151 1.4089e-07 au
i 11.25433547911066 9.7675e-06 deg
node 166.316559516746 3.3439e-05 deg
peri 289.5460241762889 6.3211e-05 deg
M 106.5019304423352 5.5602e-05 deg
tp 2458426.360817540083
(2018-Nov-03.86081754)
0.00029221 TDB
period 1940.716988200334
5.31
4.5058e-05
1.234e-07
d
yr
n .1854984535039471 4.3068e-09 deg/d
Q 3.379655885475734 5.2311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      4996 days (13.68 yr)  
   first obs. used      2006-08-23  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:22:08  

Additional Information
 Earth MOID = 1.75241 au 
 Jupiter MOID = 1.82171 au 
 T_jup = 3.200 
[ 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 16.3   n/a MPO423457  

392103 (2009 DF139)          Discovered 2009-Feb-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2009 DF139 = 2006 QM103 
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 11:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin