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469836 (2005 SS256)
Classification: Main-belt Asteroid          SPK-ID: 2469836
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .187339031069525 6.1415e-08  
a 2.382103813231129 1.598e-08 au
q 1.935842792953389 1.4538e-07 au
i .8574126527688734 6.8629e-06 deg
node 327.9137562548499 0.00047086 deg
peri 10.65681302961223 0.00047137 deg
M 12.90892523066745 2.1759e-05 deg
tp 2458952.346591034155
(2020-Apr-12.84659103)
8.0908e-05 TDB
period 1342.886949761041
3.68
1.3513e-05
3.7e-08
d
yr
n .268079155928993 2.6975e-09 deg/d
Q 2.82836483350887 1.8973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      7505 days (20.55 yr)  
   first obs. used      2000-04-10  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62059  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:17:53  

Additional Information
 Earth MOID = .926831 au 
 Jupiter MOID = 2.55558 au 
 T_jup = 3.513 
[ 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 17.7   n/a MPO437770  

469836 (2005 SS256)          Discovered 2005-Sep-22 by NEAT at Palomar
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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