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266419 (2007 GH4)
Classification: Main-belt Asteroid          SPK-ID: 2266419
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03669240096756988 4.1941e-08  
a 2.797091228016102 2.9594e-08 au
q 2.694459235134863 1.126e-07 au
i 5.273879868122273 4.8516e-06 deg
node 63.57098775282779 6.1e-05 deg
peri 227.6714262065023 0.00010624 deg
M 207.2973120449257 9.0072e-05 deg
tp 2459725.273915557464
(2022-May-25.77391556)
0.00043169 TDB
period 1708.670705766817
4.68
2.7117e-05
7.424e-08
d
yr
n .2106900989084607 3.3437e-09 deg/d
Q 2.899723220897342 3.068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      6537 days (17.90 yr)  
   first obs. used      2002-03-12  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56955  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:47:09  

Additional Information
 Earth MOID = 1.68158 au 
 Jupiter MOID = 2.15386 au 
 T_jup = 3.319 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456935.5 (2014-Oct-05.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .038453950512688 4.165e-08  
q 2.688123937868394 1.1226e-07 au
tp 2456294.624033989465
(2013-Jan-02.12403399)
0.00039587 TDB
node 63.698953482562 6.1025e-05 deg
peri 224.741217298906 0.00010323 deg
i 5.27385617687059 4.8489e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      6537 days (17.90 yr)  
   first obs. used      2002-03-12  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56955  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:47:09  

Additional Information
 Jupiter MOID = 2.15386 au 
 T_jup = 3.319 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.734758706451747E-15 -4.535825804897548E-15 3.850810407065576E-12 -9.137140213864712E-15 8.391252857400191E-13 7.220459787991161E-16
q -4.535825804897548E-15 1.260308553474008E-14 -7.658775127239723E-12 2.311028939120955E-14 -1.638516392320699E-12 -8.87112980936649E-16
tp 3.850810407065576E-12 -7.658775127239723E-12 1.567121953606391E-7 1.846448611862009E-12 3.299784873670518E-8 2.765012913851859E-12
node -9.137140213864712E-15 2.311028939120955E-14 1.846448611862009E-12 3.72404201939633E-9 -3.707830152103723E-9 -7.043695850166871E-11
peri 8.391252857400191E-13 -1.638516392320699E-12 3.299784873670518E-8 -3.707830152103723E-9 1.065709032347513E-8 7.078430140514489E-11
i 7.220459787991161E-16 -8.87112980936649E-16 2.765012913851859E-12 -7.043695850166871E-11 7.078430140514489E-11 2.351186384048839E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO454980  

266419 (2007 GH4)          Discovered 2007-Apr-09 by Bickel, W. at Bergisch Gladbach
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2007 GH4 = 2005 YZ243 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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