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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457426.5 (2016-Feb-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1087165690317435 4.6034e-08  
q 2.641379650762363 1.3056e-07 au
tp 2456558.564919897269
(2013-Sep-23.06491990)
0.00017775 TDB
node 23.63236333018391 2.8628e-05 deg
peri 300.1940190148643 4.3355e-05 deg
i 10.42923206947991 6.5414e-06 deg
  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
 Jupiter MOID = 2.12001 au 
 T_jup = 3.231 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.119086060672006E-15 -5.869906237829901E-15 5.821225574352023E-13 1.80760832587058E-15 9.463441989834677E-14 -5.823982069050288E-16
q -5.869906237829901E-15 1.704706721566254E-14 -2.858762359188152E-12 -6.266352759410999E-15 -4.215161666966987E-13 2.940432576706287E-15
tp 5.821225574352023E-13 -2.858762359188152E-12 3.15940637548874E-8 7.18637576815442E-11 5.801084114461355E-9 -1.126084714176059E-11
node 1.80760832587058E-15 -6.266352759410999E-15 7.18637576815442E-11 8.195613469028663E-10 -7.923573894555699E-10 5.06746217244463E-11
peri 9.463441989834677E-14 -4.215161666966987E-13 5.801084114461355E-9 -7.923573894555699E-10 1.879660163300297E-9 -5.191679161608216E-11
i -5.823982069050288E-16 2.940432576706287E-15 -1.126084714176059E-11 5.06746217244463E-11 -5.191679161608216E-11 4.279042773729422E-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 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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