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187167 (2005 SJ5)
Classification: Main-belt Asteroid          SPK-ID: 2187167
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04060512138491932 4.9997e-08  
a 2.681673499669732 2.1354e-08 au
q 2.572783821700921 1.3882e-07 au
i 27.92757257499812 8.7743e-06 deg
node 190.0058673444044 1.2046e-05 deg
peri 98.91049759902806 0.00011167 deg
M 240.9648262868672 0.00011067 deg
tp 2459730.871387443072
(2022-May-31.37138744)
0.00049412 TDB
period 1604.010760211464
4.39
1.9159e-05
5.245e-08
d
yr
n .2244373971360014 2.6808e-09 deg/d
Q 2.790563177638543 2.2221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      7645 days (20.93 yr)  
   first obs. used      1999-04-19  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:53:53  

Additional Information
 Earth MOID = 1.63971 au 
 Jupiter MOID = 2.28381 au 
 T_jup = 3.208 
[ 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 16.01   n/a E2021B55  

187167 (2005 SJ5)          Discovered 2005-Sep-23 by CSS at Catalina
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 SJ5 = 1999 HR6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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