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187225 (2005 SG141)
Classification: Main-belt Asteroid          SPK-ID: 2187225
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09537328165778472 3.3417e-08  
a 2.838879512648474 1.4478e-08 au
q 2.568126257296136 9.8303e-08 au
i 2.971444559603671 4.0349e-06 deg
node 115.7487419647267 7.1386e-05 deg
peri 258.9899355198809 7.5813e-05 deg
M 63.81791495360774 2.4574e-05 deg
tp 2458890.787325895147
(2020-Feb-11.28732589)
0.00011853 TDB
period 1747.104441735508
4.78
1.3365e-05
3.659e-08
d
yr
n .2060552256637785 1.5763e-09 deg/d
Q 3.109632768000812 1.5859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      7443 days (20.38 yr)  
   first obs. used      2000-09-02  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56063  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:31  

Additional Information
 Earth MOID = 1.56944 au 
 Jupiter MOID = 2.35639 au 
 T_jup = 3.301 
[ 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 16.2   n/a MPO449934  

187225 (2005 SG141)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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