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 ]  
305474 (2008 DF49)
Classification: Main-belt Asteroid          SPK-ID: 2305474
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05368328880596549 6.2659e-08  
a 3.107298484400614 3.854e-08 au
q 2.940488482456197 1.9705e-07 au
i 15.32930267933184 6.8132e-06 deg
node 127.0790801165967 2.5982e-05 deg
peri 323.5635335364485 8.2116e-05 deg
M 152.0505680533095 7.4603e-05 deg
tp 2458155.496645722337
(2018-Feb-05.99664572)
0.0004131 TDB
period 2000.658145738098
5.48
3.7221e-05
1.019e-07
d
yr
n .1799407863691705 3.3477e-09 deg/d
Q 3.274108486345031 4.0609e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59918  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:59:56  

Additional Information
 Earth MOID = 1.9693 au 
 Jupiter MOID = 1.84358 au 
 T_jup = 3.163 
[ 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 15.7   n/a MPO437356  

305474 (2008 DF49)          Discovered 2008-Feb-29 by CSS at Catalina
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 DF49 = 2010 JE60 
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-06 06:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin