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305765 (2009 DS32)
Classification: Main-belt Asteroid          SPK-ID: 2305765
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08339768104893097 2.4389e-07  
a 2.890271509659629 4.4561e-08 au
q 2.649229568152223 6.7395e-07 au
i 15.45875652764211 1.3833e-05 deg
node 170.0322944974012 2.9615e-05 deg
peri 340.0756896482528 0.00011046 deg
M 130.389689983513 0.00012015 deg
tp 2458350.449432544200
(2018-Aug-19.94943254)
0.00058787 TDB
period 1794.760032895838
4.91
4.1506e-05
1.136e-07
d
yr
n .2005839184078227 4.6387e-09 deg/d
Q 3.131313451167035 4.8277e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      9602 days (26.29 yr)  
   first obs. used      1994-03-09  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63542  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:10:49  

Additional Information
 Earth MOID = 1.66292 au 
 Jupiter MOID = 1.85923 au 
 T_jup = 3.232 
[ 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 16.7   n/a MPO476362  

305765 (2009 DS32)          Discovered 2009-Feb-20 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 DS32 = 2004 EF104 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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