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305460 (2008 DD19)
Classification: Main-belt Asteroid          SPK-ID: 2305460
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033433820105104 6.3722e-08  
a 3.169980439816289 3.9665e-08 au
q 2.842383940258508 2.0947e-07 au
i 7.858146592259431 6.856e-06 deg
node 127.054936803279 5.1307e-05 deg
peri 120.882352125282 6.2171e-05 deg
M 327.8646542980954 3.6808e-05 deg
tp 2459184.519470207088
(2020-Dec-01.01947021)
0.00021206 TDB
period 2061.499816715065
5.64
3.8692e-05
1.059e-07
d
yr
n .1746301392224466 3.2776e-09 deg/d
Q 3.497576939374069 4.3764e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      6216 days (17.02 yr)  
   first obs. used      2003-04-21  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67187  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:59:41  

Additional Information
 Earth MOID = 1.83863 au 
 Jupiter MOID = 1.59816 au 
 T_jup = 3.180 
[ 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 15.9   n/a MPO433968  

305460 (2008 DD19)          Discovered 2008-Feb-27 by Spacewatch at Kitt Peak
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 ]
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