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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03675544265597668 3.6325e-08  
a 2.796610852269104 2.2004e-08 au
q 2.693820182457445 1.0542e-07 au
i 5.273906963206337 4.6992e-06 deg
node 63.56411203040262 5.7859e-05 deg
peri 227.9662905005464 0.00010109 deg
M 249.1428982223166 8.4534e-05 deg
tp 2459726.526355694476
(2022-May-27.02635569)
0.00040229 TDB
period 1708.230550982464
4.68
2.0161e-05
5.52e-08
d
yr
n .2107443868118101 2.4872e-09 deg/d
Q 2.899401522080764 2.2813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      6990 days (19.14 yr)  
   first obs. used      2002-03-12  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55022  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 11:22:27  

Additional Information
 Earth MOID = 1.67906 au 
 Jupiter MOID = 2.15366 au 
 T_jup = 3.320 
[ 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 16.35   n/a E2021B55  

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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