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226457 (2003 SL111)
Classification: Outer Main-belt Asteroid          SPK-ID: 2226457
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897570398280792 4.9861e-08  
a 3.21465142869405 4.1686e-08 au
q 2.604648689505961 1.7433e-07 au
i 24.02744534016888 1.509e-05 deg
node 226.5314414334086 1.5122e-05 deg
peri 107.6255311773957 4.7196e-05 deg
M 352.3309813537762 4.4268e-05 deg
tp 2459045.347325875590
(2020-Jul-14.84732588)
0.00025943 TDB
period 2105.228590513621
5.76
4.0949e-05
1.121e-07
d
yr
n .1710028077816335 3.3262e-09 deg/d
Q 3.824654167882138 4.9596e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      8705 days (23.83 yr)  
   first obs. used      1996-06-23  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6086  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:28:45  

Additional Information
 Earth MOID = 1.70965 au 
 Jupiter MOID = 1.98367 au 
 T_jup = 3.028 
[ 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 MPO494242  
diameter diameter 3.976 km 0.933 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226457 (2003 SL111)          Discovered 2003-Sep-19 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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