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(2018 SC1)
Classification: Apollo [NEO]          SPK-ID: 3830847
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5577870025503849 0.00060132  
a 2.293235355001208 0.0031365 au
q 1.014098480192516 8.0148e-06 au
i 5.31645932990546 0.0040054 deg
node 175.5668799080571 8.6575e-05 deg
peri 177.4866941470084 0.0021566 deg
M 176.6002574461073 0.36197 deg
tp 2458378.256739437755
(2018-Sep-16.75673944)
0.0011907 TDB
period 1268.444208643172
3.47
2.6023
0.007125
d
yr
n .28381224617288 0.00058226 deg/d
Q 3.5723722298099 0.0048859 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      16 days  
   first obs. used      2018-09-18  
   last obs. used      2018-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .44504  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Dec-07 06:53:22  

Additional Information
 Earth MOID = .00994263 au 
 Jupiter MOID = 1.87663 au 
 T_jup = 3.366 
[ 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 27.6   .43566 E2018S67 autocmod 2.6n

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