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JPL Small-Body Database Browser
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(2018 SQ2)
Classification: Amor [NEO]          SPK-ID: 3830889
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4261779345902392 0.00031126  
a 1.814457736981125 0.0010281 au
q 1.04117588623323 2.5164e-05 au
i 10.43719076433482 0.0053871 deg
node 196.4714014269566 0.0009072 deg
peri 177.3290808106768 0.0020666 deg
M 81.81655088785813 0.068859 deg
tp 2458397.611524625373
(2018-Oct-06.11152463)
0.0016796 TDB
period 892.7270869066326
2.44
0.75872
0.002077
d
yr
n .4032587397425426 0.00034273 deg/d
Q 2.587739587729021 0.0014662 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      38 days  
   first obs. used      2018-09-29  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48593  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-08 06:39:48  

Additional Information
 Earth MOID = .0422499 au 
 Jupiter MOID = 2.8741 au 
 T_jup = 3.918 
[ 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 24.9   .29214 E2018T17 autocmod 2.6n

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