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(2018 SC3)
Classification: Apollo [NEO]          SPK-ID: 3831068
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4048123081372758 0.00024679  
a 1.689953993514952 0.00070742 au
q 1.005839816754358 3.9891e-06 au
i 10.49333370992158 0.0046588 deg
node 188.4238982244002 0.00016249 deg
peri 195.919246262208 0.0016283 deg
M 265.9905424305614 0.16604 deg
tp 2459210.046202895670
(2020-Dec-26.54620290)
0.50167 TDB
period 802.4366376831925
2.20
0.50385
0.001379
d
yr
n .4486335532228408 0.0002817 deg/d
Q 2.374068170275547 0.00099379 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      7 days  
   first obs. used      2018-09-30  
   last obs. used      2018-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .49769  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-19 07:04:26  

Additional Information
 Earth MOID = .01583 au 
 Jupiter MOID = 3.08436 au 
 T_jup = 4.104 
[ 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 26.1   .48204 E2018T49 autocmod 2.6n

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