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173056 (2006 SP8)
Classification: Main-belt Asteroid          SPK-ID: 2173056
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1388753491396833 7.4029e-08  
a 3.181000193582291 4.1944e-08 au
q 2.73923768108515 2.4055e-07 au
i 12.59870493803928 7.2591e-06 deg
node 85.08446112208965 3.6874e-05 deg
peri 286.2272722993432 4.4174e-05 deg
M 156.3124243285953 2.847e-05 deg
tp 2458100.722832898350
(2017-Dec-13.22283290)
0.0001566 TDB
period 2072.258693113604
5.67
4.0986e-05
1.122e-07
d
yr
n .1737234840400615 3.436e-09 deg/d
Q 3.622762706079431 4.7769e-08 au
  Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      7062 days (19.33 yr)  
   first obs. used      2000-10-02  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59654  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:58:06  

Additional Information
 Earth MOID = 1.77423 au 
 Jupiter MOID = 1.96159 au 
 T_jup = 3.147 
[ 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 14.9   n/a MPO469854  
diameter diameter 5.602 km 0.853 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173056 (2006 SP8)          Discovered 2006-Sep-16 by LONEOS at Anderson Mesa
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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