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249420 (2009 DV109)
Classification: Main-belt Asteroid          SPK-ID: 2249420
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1606328470079534 3.8075e-08  
a 2.440392551836942 1.6113e-08 au
q 2.048385348418369 9.5104e-08 au
i 8.011188532807058 7.2042e-06 deg
node 177.3410485418133 3.0829e-05 deg
peri 106.5682278751676 4.0105e-05 deg
M 236.2889090754474 2.7154e-05 deg
tp 2459479.013394519166
(2021-Sep-21.51339452)
0.00010768 TDB
period 1392.476783928439
3.81
1.3791e-05
3.776e-08
d
yr
n .2585321379537634 2.5606e-09 deg/d
Q 2.832399755255514 1.8702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      10372 days (28.40 yr)  
   first obs. used      1991-09-09  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56132  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:23:11  

Additional Information
 Earth MOID = 1.04967 au 
 Jupiter MOID = 2.35785 au 
 T_jup = 3.471 
[ 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 16.5   n/a MPO454849  
diameter diameter 1.358 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.264   0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249420 (2009 DV109)          Discovered 2009-Feb-19 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 DV109 = 2002 LZ39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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