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JPL Small-Body Database Browser
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441503 (2008 SH117)
Classification: Main-belt Asteroid          SPK-ID: 2441503
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2050147817277887 1.4359e-07  
a 2.341394339735569 2.7417e-08 au
q 1.861373890236002 3.5337e-07 au
i 1.118440387233465 9.533e-06 deg
node 336.8696115210981 0.00031716 deg
peri 18.4349980616109 0.00031787 deg
M 357.5292276519489 1.8597e-05 deg
tp 2458609.481326910471
(2019-May-05.98132691)
6.768e-05 TDB
period 1308.610115504857
3.58
2.2985e-05
6.293e-08
d
yr
n .2751010371497192 4.832e-09 deg/d
Q 2.821414789235137 3.3038e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      4531 days (12.41 yr)  
   first obs. used      2005-12-22  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62674  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:30:13  

Additional Information
 Earth MOID = .855868 au 
 Jupiter MOID = 2.61751 au 
 T_jup = 3.535 
[ 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 MPO456091  

441503 (2008 SH117)          Discovered 2008-Sep-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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