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(2018 SO2)
Classification: Aten [NEO]          SPK-ID: 3830887
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .321538333764226 0.0002115  
a .8358032747985246 6.9281e-05 au
q .5670604824651234 0.00022362 au
i 5.417787629768117 0.004915 deg
node 5.33255263192825 0.00031082 deg
peri 144.7235067859388 0.0030439 deg
M 307.8852208931044 0.11473 deg
tp 2459040.902936419588
(2020-Jul-10.40293642)
0.093964 TDB
period 279.0965894956084
0.76
0.034702
9.501e-05
d
yr
n 1.28987602697189 0.00016038 deg/d
Q 1.104546067131926 9.1557e-05 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      2 days  
   first obs. used      2018-09-29  
   last obs. used      2018-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .55514  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-02 06:27:39  

Additional Information
 Earth MOID = .00534487 au 
 Jupiter MOID = 3.88968 au 
 T_jup = 6.981 
[ 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 25.9   .30712 E2018T17 autocmod 2.6n

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