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JPL Small-Body Database Browser
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71151 (1999 XZ188)
Classification: Main-belt Asteroid          SPK-ID: 2071151
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1046196311518785 4.5991e-08  
a 2.777010635160543 2.0876e-08 au
q 2.486480806805203 1.2802e-07 au
i 8.687227018856008 6.6187e-06 deg
node 352.0506316113138 3.688e-05 deg
peri 128.7029693863411 5.0894e-05 deg
M 32.91068886536745 3.3832e-05 deg
tp 2458445.974835948863
(2018-Nov-23.47483595)
0.00015855 TDB
period 1690.303696953269
4.63
1.906e-05
5.218e-08
d
yr
n .2129794785687869 2.4016e-09 deg/d
Q 3.067540463515884 2.306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      648  
   data-arc span      8389 days (22.97 yr)  
   first obs. used      1996-03-26  
   last obs. used      2019-03-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57665  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:15:47  

Additional Information
 Earth MOID = 1.51281 au 
 Jupiter MOID = 1.99862 au 
 T_jup = 3.310 
[ 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 14.9   n/a MPO280201  
diameter diameter 2.740 km 0.887 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.310   0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71151 (1999 XZ188)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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