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JPL Small-Body Database Browser
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392491 (2011 KQ30)
Classification: Main-belt Asteroid          SPK-ID: 2392491
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1714933377970418 6.3291e-08  
a 2.169569463674108 2.894e-08 au
q 1.797502754766097 1.4617e-07 au
i 4.24791712472115 1.0308e-05 deg
node 32.58796834918725 8.1113e-05 deg
peri 238.0574664628837 9.2799e-05 deg
M 153.7344356048825 5.0477e-05 deg
tp 2458102.043316791282
(2017-Dec-14.54331679)
0.00015541 TDB
period 1167.23624898415
3.20
2.3355e-05
6.394e-08
d
yr
n .3084208533733503 6.1711e-09 deg/d
Q 2.541636172582118 3.3903e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      6827 days (18.69 yr)  
   first obs. used      2000-02-05  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .77212  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:10:26  

Additional Information
 Earth MOID = .785502 au 
 Jupiter MOID = 2.55711 au 
 T_jup = 3.667 
[ 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 17.9   n/a MPO460512  

392491 (2011 KQ30)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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