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187171 (2005 SN13)
Classification: Main-belt Asteroid          SPK-ID: 2187171
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06412053005636668 6.3387e-08  
a 2.780889428707742 1.7444e-08 au
q 2.602577324510855 1.7041e-07 au
i 4.951119396648901 5.7244e-06 deg
node 196.0472062185602 4.8848e-05 deg
peri 158.6627021219634 5.8552e-05 deg
M 117.1632342631035 3.2821e-05 deg
tp 2458649.231903098694
(2019-Jun-14.73190310)		 0.00015329 TDB
period 1693.846334412492
4.64		 1.5938e-05
4.364e-08		 d
yr
n .2125340372890824 1.9998e-09 deg/d
Q 2.95920153290463 1.8563e-08 au
   Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      7442 days (20.38 yr)  
   first obs. used      2000-09-27  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53929  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:18  

Additional Information
 Earth MOID = 1.59685 au 
 Jupiter MOID = 2.32868 au 
 T_jup = 3.325 
[ 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 16.0   n/a MPO264449  

187171 (2005 SN13)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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