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118839 (2000 SA208)
Classification: Main-belt Asteroid          SPK-ID: 2118839
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08383850475760615 8.4758e-08  
a 2.967162912449123 2.0046e-08 au
q 2.718400410497164 2.6118e-07 au
i 4.994596005442361 7.1132e-06 deg
node 42.09908100716036 8.6783e-05 deg
peri 353.7422998603698 0.00010039 deg
M 333.0894649163208 5.1961e-05 deg
tp 2459340.050162750945
(2021-May-05.55016275)
0.00027009 TDB
period 1866.854688475105
5.11
1.8919e-05
5.18e-08
d
yr
n .192837719091065 1.9542e-09 deg/d
Q 3.215925414401081 2.1727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      561  
   data-arc span      7381 days (20.21 yr)  
   first obs. used      2000-09-24  
   last obs. used      2020-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54481  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:20:54  

Additional Information
 Earth MOID = 1.72419 au 
 Jupiter MOID = 2.1666 au 
 T_jup = 3.253 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.44   n/a E2021B55  
diameter diameter 5.583 km 0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118839 (2000 SA208)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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