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469832 (2005 SD239)
Classification: Main-belt Asteroid          SPK-ID: 2469832
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1886101194557136 8.8732e-08  
a 2.421175516054787 1.4615e-08 au
q 1.964517312748444 2.1902e-07 au
i 2.145051387858949 9.2839e-06 deg
node 152.9699329268741 0.00014634 deg
peri 224.1421750507149 0.00015311 deg
M 316.2204479434644 3.354e-05 deg
tp 2459167.842653041524
(2020-Nov-14.34265304)
0.0001283 TDB
period 1376.061477676891
3.77
1.246e-05
3.411e-08
d
yr
n .2616162183449557 2.3688e-09 deg/d
Q 2.877833719361129 1.7372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5521 days (15.12 yr)  
   first obs. used      2005-09-24  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49337  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 07:10:58  

Additional Information
 Earth MOID = .966743 au 
 Jupiter MOID = 2.58383 au 
 T_jup = 3.488 
[ 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 18.3   n/a MPO281865  

469832 (2005 SD239)          Discovered 2005-Sep-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

Alternate Designations
 2005 SD239 = 2009 VD22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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