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JPL Small-Body Database Browser
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442338 (2011 SK179)
Classification: Main-belt Asteroid          SPK-ID: 2442338
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03385373798162922 9.5652e-08  
a 2.785174679092016 6.697e-08 au
q 2.690886105272967 2.3756e-07 au
i 5.964214324794253 1.0638e-05 deg
node 6.688751014751169 6.7216e-05 deg
peri 117.1469485498002 0.00015071 deg
M 131.2078857927335 0.00013487 deg
tp 2457981.722489297132
(2017-Aug-16.22248930)
0.00063654 TDB
period 1697.763076564785
4.65
6.1234e-05
1.676e-07
d
yr
n .2120437209227189 7.6479e-09 deg/d
Q 2.879463252911066 6.9237e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      7519 days (20.59 yr)  
   first obs. used      1997-10-02  
   last obs. used      2018-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57444  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:22:36  

Additional Information
 Earth MOID = 1.71229 au 
 Jupiter MOID = 2.12438 au 
 T_jup = 3.323 
[ 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 16.3   n/a MPO437720  

442338 (2011 SK179)          Discovered 1997-Oct-02 by ODAS at Caussols
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SK179 = 1997 TQ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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