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226043 (2002 GD57)
Classification: Inner Main-belt Asteroid          SPK-ID: 2226043
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135898617619973 5.6989e-08  
a 1.990978070516692 7.4819e-09 au
q 1.764823146715533 1.1661e-07 au
i 18.32868085683145 9.6676e-06 deg
node 5.024809679357635 1.3866e-05 deg
peri 44.44277319814805 5.6804e-05 deg
M 273.0981655348145 5.2845e-05 deg
tp 2459248.199189350545
(2021-Feb-02.69918935)
0.00015109 TDB
period 1026.11997450894
2.81
5.7841e-06
1.584e-08
d
yr
n .350836168229043 1.9776e-09 deg/d
Q 2.217132994317851 8.3318e-09 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      6805 days (18.63 yr)  
   first obs. used      2002-03-21  
   last obs. used      2020-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57165  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:33:14  

Additional Information
 Earth MOID = .797996 au 
 Jupiter MOID = 3.11564 au 
 T_jup = 3.780 
[ 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 17.3   n/a MPO254395  

226043 (2002 GD57)          Discovered 2002-Apr-08 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2002 GD57 = 2005 EL124 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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