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266421 (2007 GG17)
Classification: Main-belt Asteroid          SPK-ID: 2266421
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1064369669137794 4.5505e-08  
a 2.964511939026763 3.3446e-08 au
q 2.648978279857068 1.2887e-07 au
i 10.42965551494245 6.5512e-06 deg
node 23.58198711449851 2.8596e-05 deg
peri 301.4729824118879 4.4127e-05 deg
M 110.1796397238983 3.4451e-05 deg
tp 2458429.906158910167
(2018-Nov-07.40615891)
0.00017891 TDB
period 1864.353371522096
5.10
3.155e-05
8.638e-08
d
yr
n .1930964405669986 3.2678e-09 deg/d
Q 3.280045598196459 3.7005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      6464 days (17.70 yr)  
   first obs. used      2002-05-14  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54394  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:47:09  

Additional Information
 Earth MOID = 1.65649 au 
 Jupiter MOID = 2.12001 au 
 T_jup = 3.231 
[ 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 15.2   n/a MPO454980  
diameter diameter 3.630 km 0.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.147   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266421 (2007 GG17)          Discovered 2007-Apr-11 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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