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JPL Small-Body Database Browser
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461051 (2014 XG18)
Classification: Main-belt Asteroid          SPK-ID: 2461051
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1084417364819632 5.8298e-08  
a 2.978339137926826 5.247e-08 au
q 2.655362869977848 1.7624e-07 au
i 14.97001008069561 6.2896e-06 deg
node 107.2863020362346 2.4405e-05 deg
peri 294.4067027749068 3.8782e-05 deg
M 34.42265936103871 2.8109e-05 deg
tp 2458820.984659118245
(2019-Dec-03.48465912)
0.00014623 TDB
period 1877.412260325776
5.14
4.9612e-05
1.358e-07
d
yr
n .1917533019292904 5.0672e-09 deg/d
Q 3.301315405875804 5.816e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      4526 days (12.39 yr)  
   first obs. used      2007-06-10  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52929  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:35:40  

Additional Information
 Earth MOID = 1.70623 au 
 Jupiter MOID = 2.08687 au 
 T_jup = 3.200 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457328.5 (2015-Nov-02.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1057376335027496 5.7819e-08  
q 2.664429031979138 1.7375e-07 au
tp 2456936.825293683518
(2014-Oct-06.32529368)
0.00015807 TDB
node 107.5290046109738 2.4391e-05 deg
peri 293.1485120447182 3.9762e-05 deg
i 14.97195074622252 6.2882e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      4526 days (12.39 yr)  
   first obs. used      2007-06-10  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52929  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:35:40  

Additional Information
 Jupiter MOID = 2.08687 au 
 T_jup = 3.200 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.343061042075716E-15 -9.672478097056915E-15 -3.738810371248806E-13 -2.981001212270202E-14 -4.72847620658278E-14 -9.933151009515954E-15
q -9.672478097056915E-15 3.0187728666126E-14 -8.416496857703325E-13 8.232302855506631E-14 -1.411483097572523E-13 3.536499978187638E-14
tp -3.738810371248806E-13 -8.416496857703325E-13 2.498723958353335E-8 4.283604366961436E-11 5.000389539924019E-9 -1.012085700078787E-11
node -2.981001212270202E-14 8.232302855506631E-14 4.283604366961436E-11 5.948989425679782E-10 -5.660461829642288E-10 -1.134769767459169E-11
peri -4.72847620658278E-14 -1.411483097572523E-13 5.000389539924019E-9 -5.660461829642288E-10 1.581011361023401E-9 9.108431754569744E-12
i -9.933151009515954E-15 3.536499978187638E-14 -1.012085700078787E-11 -1.134769767459169E-11 9.108431754569744E-12 3.954088725638611E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO456230  

461051 (2014 XG18)          Discovered 2007-Jun-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-02-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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