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JPL Small-Body Database Browser
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305478 (2008 DE62)
Classification: Main-belt Asteroid          SPK-ID: 2305478
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07680565927368266 1.1535e-07  
a 3.119359703331165 3.9749e-08 au
q 2.879775224805055 3.6671e-07 au
i 10.93175962087608 1.2046e-05 deg
node 348.8936458800746 3.5557e-05 deg
peri 39.30524395416955 6.426e-05 deg
M 213.8913865545765 5.4638e-05 deg
tp 2459817.213871170512
(2022-Aug-25.71387117)
0.00031177 TDB
period 2012.318005681505
5.51
3.8464e-05
1.053e-07
d
yr
n .1788981656893141 3.4195e-09 deg/d
Q 3.358944181857273 4.2802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      8977 days (24.58 yr)  
   first obs. used      1994-09-12  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66655  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:29:31  

Additional Information
 Earth MOID = 1.89167 au 
 Jupiter MOID = 2.0396 au 
 T_jup = 3.184 
[ 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 15.3   n/a MPO297581  

305478 (2008 DE62)          Discovered 2008-Feb-28 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 DE62 = 1994 RR9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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