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JPL Small-Body Database Browser
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(2018 GD2)
Classification: Apollo [NEO]          SPK-ID: 3802441
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738153200303855 9.8463e-05  
a 1.031629533313001 8.7618e-05 au
q .8523165158274044 3.0544e-05 au
i 9.672135707845637 0.0052807 deg
node 22.27301464427459 0.00016465 deg
peri 271.0646444450412 0.016749 deg
M 285.8989955427649 0.018605 deg
tp 2458679.278130618523
(2019-Jul-14.77813062)
0.029816 TDB
period 382.722572121614
1.05
0.048758
0.0001335
d
yr
n .9406291298795053 0.00011983 deg/d
Q 1.210942550798598 0.00010285 au
  Orbit Determination Parameters
   # obs. used (total)      13  
   data-arc span      1 day  
   first obs. used      2018-04-11  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .46932  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-12 12:12:03  

Additional Information
 Earth MOID = 7.54534E-5 au 
 Jupiter MOID = 3.91307 au 
 T_jup = 5.908 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 29.4   n/a MPO445231  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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