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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05421022713473549 6.3253e-08  
a 3.106130649730299 4.1853e-08 au
q 2.937746601698256 2.0144e-07 au
i 15.32900415313118 7.1755e-06 deg
node 127.085580046016 2.6131e-05 deg
peri 323.4206479035343 9.7878e-05 deg
M 80.1463931910673 8.8085e-05 deg
tp 2458155.346812655649
(2018-Feb-05.84681266)
0.00049056 TDB
period 1999.530372650976
5.47
4.0414e-05
1.106e-07
d
yr
n .1800422763884863 3.6389e-09 deg/d
Q 3.274514697762342 4.4122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      6763 days (18.52 yr)  
   first obs. used      2000-09-26  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:59:18  

Additional Information
 Earth MOID = 1.96687 au 
 Jupiter MOID = 1.8454 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 ]
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