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160228 (2002 GQ112)
Classification: Main-belt Asteroid          SPK-ID: 2160228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3004412818816687 6.4152e-08  
a 3.155453606726972 2.961e-08 au
q 2.207425080203786 1.8884e-07 au
i 9.421617308419171 6.0311e-06 deg
node 63.3911830924937 3.0598e-05 deg
peri 93.72504991042409 3.1836e-05 deg
M 115.1076953374995 1.1999e-05 deg
tp 2458345.874401870648
(2018-Aug-15.37440187)
6.3355e-05 TDB
period 2047.345441463219
5.61
2.8818e-05
7.89e-08
d
yr
n .1758374491716021 2.475e-09 deg/d
Q 4.103482133250159 3.8506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      290  
   data-arc span      7212 days (19.75 yr)  
   first obs. used      2000-11-24  
   last obs. used      2020-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5233  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:29:42  

Additional Information
 Earth MOID = 1.24076 au 
 Jupiter MOID = 1.0953 au 
 T_jup = 3.114 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456948.5 (2014-Oct-18.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2980780991600049 6.4102e-08  
q 2.212764394395274 1.8752e-07 au
tp 2456298.140299921741
(2013-Jan-05.64029992)
5.4423e-05 TDB
node 63.58478112459118 3.0414e-05 deg
peri 93.16968145360639 3.1765e-05 deg
i 9.452672755179721 6.0488e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      290  
   data-arc span      7212 days (19.75 yr)  
   first obs. used      2000-11-24  
   last obs. used      2020-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5233  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:29:42  

Additional Information
 Jupiter MOID = 1.0953 au 
 T_jup = 3.114 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.109065270139867E-15 -1.198926464872773E-14 1.331476548318582E-12 -1.085871978852278E-14 2.025523726032654E-13 -1.566170561881423E-14
q -1.198926464872773E-14 3.51624617789248E-14 -4.046264760442232E-12 3.47718675099431E-14 -6.282333835414864E-13 4.66662255689411E-14
tp 1.331476548318582E-12 -4.046264760442232E-12 2.961905544974627E-9 -1.185645848866563E-11 5.444666856942627E-10 -2.185464438647232E-11
node -1.085871978852278E-14 3.47718675099431E-14 -1.185645848866563E-11 9.250030472580935E-10 -9.139987293624998E-10 -2.80978774017672E-11
peri 2.025523726032654E-13 -6.282333835414864E-13 5.444666856942627E-10 -9.139987293624998E-10 1.009023254186553E-9 2.366567183852422E-11
i -1.566170561881423E-14 4.66662255689411E-14 -2.185464438647232E-11 -2.80978774017672E-11 2.366567183852422E-11 3.658775291018218E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO433024  
rotation period rot_per 8.564 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

160228 (2002 GQ112)          Discovered 2002-Apr-10 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2002 GQ112 = 2007 AJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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