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305458 (2008 DA11)
Classification: Main-belt Asteroid          SPK-ID: 2305458
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03626975981075022 8.1861e-08  
a 2.866275987518957 6.3792e-08 au
q 2.762316845900324 2.5351e-07 au
i 3.283507127167432 9.1533e-06 deg
node 104.4467422714072 0.00015655 deg
peri 181.8571565239133 0.0002047 deg
M 47.18511387519147 0.00012938 deg
tp 2458768.184631108577
(2019-Oct-11.68463111)
0.0006372 TDB
period 1772.455885602605
4.85
5.9171e-05
1.62e-07
d
yr
n .2031080169183483 6.7805e-09 deg/d
Q 2.970235129137591 6.6105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      4141 days (11.34 yr)  
   first obs. used      2006-10-22  
   last obs. used      2018-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61896  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:44:45  

Additional Information
 Earth MOID = 1.7459 au 
 Jupiter MOID = 2.07825 au 
 T_jup = 3.296 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO437356  

305458 (2008 DA11)          Discovered 2008-Feb-26 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

Alternate Designations
 2008 DA11 = 2009 JC16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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