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215994 (2005 SJ166)
Classification: Main-belt Asteroid          SPK-ID: 2215994
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1775731632113545 7.0961e-08  
a 3.174688636098814 4.353e-08 au
q 2.610949132775607 2.3935e-07 au
i 9.424055433163725 6.1645e-06 deg
node 86.5632599925721 4.4671e-05 deg
peri 283.6346573354522 4.7883e-05 deg
M 214.5357239947331 2.1603e-05 deg
tp 2459835.341408245213
(2022-Sep-12.84140825)
0.00013572 TDB
period 2066.094268790742
5.66
4.2494e-05
1.163e-07
d
yr
n .1742418075680076 3.5837e-09 deg/d
Q 3.73842813942202 5.126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      5337 days (14.61 yr)  
   first obs. used      2005-09-14  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5897  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:24:22  

Additional Information
 Earth MOID = 1.6315 au 
 Jupiter MOID = 1.82796 au 
 T_jup = 3.156 
[ 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 15.4   n/a MPO433413  

215994 (2005 SJ166)          Discovered 2005-Sep-28 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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