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(2018 RE4)
Classification: Amor [NEO]          SPK-ID: 3827434
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458374.5 (2018-Sep-13.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3465021865235078 0.00099885  
a 1.560371355316411 0.0024235 au
q 1.019699268910625 2.518e-05 au
i 7.396881476162565 0.015836 deg
node 347.1819543351113 0.0020435 deg
peri 349.0257792194438 0.0080522 deg
M 6.864073488844258 0.013948 deg
tp 2458360.925626198490
(2018-Aug-30.42562620)
0.0040529 TDB
period 711.935059623963
1.95
1.6586
0.004541
d
yr
n .505664098338054 0.001178 deg/d
Q 2.101043441722196 0.0032632 au
  Orbit Determination Parameters
   # obs. used (total)      27  
   data-arc span      9 days  
   first obs. used      2018-09-10  
   last obs. used      2018-09-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .4655  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-27 06:26:07  

Additional Information
 Earth MOID = .0158793 au 
 Jupiter MOID = 3.28313 au 
 T_jup = 4.354 
[ 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 27.1   .38317 E2018S67 autocmod 2.6n

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