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(2018 GU)
Classification: Mars-crossing Asteroid          SPK-ID: 3802404
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458215.5 (2018-Apr-07.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .506991961589221 0.020271  
a 2.987172637629047 0.15115 au
q 1.472700122471849 0.014001 au
i 20.8288338566962 0.36734 deg
node 52.24379142056213 0.72992 deg
peri 93.08158113044125 1.4551 deg
M 9.704245191348498 0.96206 deg
tp 2458164.666715598339
(2018-Feb-15.16671560)
1.2534 TDB
period 1885.770817179342
5.16
143.13
0.3919
d
yr
n .190903367853827 0.014489 deg/d
Q 4.501645152786244 0.22778 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      4 days  
   first obs. used      2018-04-06  
   last obs. used      2018-04-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .57213  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:26:47  

Additional Information
 Earth MOID = .6497 au 
 Jupiter MOID = 1.59371 au 
 T_jup = 2.963 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.8   n/a E2018G48  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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