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392086 (2009 DB65)
Classification: Main-belt Asteroid          SPK-ID: 2392086
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07889455343619008 4.7662e-08  
a 2.794494671658425 2.9502e-08 au
q 2.574024262458121 1.3312e-07 au
i 7.923341934892704 4.5342e-06 deg
node 174.2676181845254 4.23e-05 deg
peri 317.1439064646216 5.6464e-05 deg
M 185.786015675333 3.9324e-05 deg
tp 2459826.222023590771
(2022-Sep-03.72202359)
0.00019128 TDB
period 1706.292004312932
4.67
2.702e-05
7.398e-08
d
yr
n .2109838170078985 3.3411e-09 deg/d
Q 3.014965080858729 3.1829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      5667 days (15.52 yr)  
   first obs. used      2004-02-17  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52694  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:42:08  

Additional Information
 Earth MOID = 1.59419 au 
 Jupiter MOID = 2.01479 au 
 T_jup = 3.309 
[ 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 16.1   n/a MPO494987  
diameter diameter 3.989 km 0.918 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.028   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392086 (2009 DB65)          Discovered 2009-Feb-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2009 DB65 = 2005 MZ18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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