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442309 (2011 SC73)
Classification: Main-belt Asteroid          SPK-ID: 2442309
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 .1582631505055536 2.2909e-07  
a 2.578641913041915 6.099e-08 au
q 2.170537919858234 6.3632e-07 au
i 8.453727196268012 1.5134e-05 deg
node 346.07590751 3.7082e-05 deg
peri 308.7446505593297 9.7167e-05 deg
M 84.86067844327815 7.1215e-05 deg
tp 2458643.975826554120
(2019-Jun-09.47582655)
0.00030986 TDB
period 1512.463779397032
4.14
5.3659e-05
1.469e-07
d
yr
n .2380222289643986 8.4445e-09 deg/d
Q 2.986745906225596 7.0642e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      5850 days (16.02 yr)  
   first obs. used      2003-10-21  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63367  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:00:21  

Additional Information
 Earth MOID = 1.16666 au 
 Jupiter MOID = 2.27365 au 
 T_jup = 3.393 
[ 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 17.5   n/a MPO495191  
diameter diameter 2.203 km 0.420 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

442309 (2011 SC73)          Discovered 2010-Jul-03 by WISE at WISE
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SC73 = 2010 NA94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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