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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .205361938847423 5.4338e-08  
a 2.341682241885541 1.438e-08 au
q 1.860789836527347 1.2886e-07 au
i 1.118520547516102 5.8009e-06 deg
node 336.8587266567638 0.00028712 deg
peri 18.4760335444814 0.00028768 deg
M 162.5013762289995 1.6525e-05 deg
tp 2458609.693978198003
(2019-May-06.19397820)
5.7162e-05 TDB
period 1308.851486580598
3.58
1.2056e-05
3.301e-08
d
yr
n .2750503045540388 2.5336e-09 deg/d
Q 2.822574647243736 1.7333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      5150 days (14.10 yr)  
   first obs. used      2005-12-22  
   last obs. used      2020-01-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61493  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:41:02  

Additional Information
 Earth MOID = .854493 au 
 Jupiter MOID = 2.62081 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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