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249415 (2009 DL69)
Classification: Main-belt Asteroid          SPK-ID: 2249415
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1886206144539823 6.1648e-08  
a 2.573884492643546 2.0847e-08 au
q 2.088396818107544 1.5902e-07 au
i 2.506949763150947 7.481e-06 deg
node 318.650834007239 8.5715e-05 deg
peri 308.5104402415985 8.7487e-05 deg
M 175.7652926871892 1.7033e-05 deg
tp 2458264.101953463753
(2018-May-25.60195346)
6.8113e-05 TDB
period 1508.280120039713
4.13
1.8324e-05
5.017e-08
d
yr
n .2386824537543604 2.8998e-09 deg/d
Q 3.059372167179548 2.4779e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      9153 days (25.06 yr)  
   first obs. used      1994-10-28  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57979  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:44:52  

Additional Information
 Earth MOID = 1.07356 au 
 Jupiter MOID = 2.04224 au 
 T_jup = 3.402 
[ 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 16.6   n/a MPO503176  

249415 (2009 DL69)          Discovered 2009-Feb-26 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 DL69 = 2006 RT7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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