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103072 (1999 XJ151)
Classification: Main-belt Asteroid          SPK-ID: 2103072
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3395318049912578 3.6043e-08  
a 2.75117291573087 1.2594e-08 au
q 1.817062209809706 1.003e-07 au
i 7.733921070951573 5.8281e-06 deg
node 25.56848060064232 3.1639e-05 deg
peri 82.76947580269355 3.3151e-05 deg
M 216.226798229627 8.6301e-06 deg
tp 2459866.157303766878
(2022-Oct-13.65730377)
4.116e-05 TDB
period 1666.768399154184
4.56
1.1445e-05
3.133e-08
d
yr
n .2159868162743457 1.483e-09 deg/d
Q 3.685283621652034 1.687e-08 au
  Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      9451 days (25.88 yr)  
   first obs. used      1994-09-29  
   last obs. used      2020-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:50:53  

Additional Information
 Earth MOID = .852664 au 
 Jupiter MOID = 1.57004 au 
 T_jup = 3.247 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.86   n/a E2021B55  
diameter diameter 3.213 km 0.880 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.082   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

103072 (1999 XJ151)          Discovered 1999-Dec-13 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 XJ151 = 1994 TP8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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