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JPL Small-Body Database Browser
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477465 (2009 XZ1)
Classification: Aten [NEO, PHA]          SPK-ID: 2477465
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5337993243189759 8.4247e-08  
a .8557010326883038 5.522e-09 au
q .3989283996202373 7.1766e-08 au
i 8.158239378322296 1.0873e-05 deg
node 81.99489144065366 2.7436e-05 deg
peri 152.9841692460048 3.3053e-05 deg
M 317.3210074088908 2.8473e-05 deg
tp 2459034.776239592901
(2020-Jul-04.27623959)
2.312e-05 TDB
period 289.1222473703593
0.79
2.7987e-06
7.662e-09
d
yr
n 1.245148041267291 1.2053e-08 deg/d
Q 1.31247366575637 8.4697e-09 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      5850 days (16.02 yr)  
   first obs. used      2001-12-10  
   last obs. used      2017-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40536  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-09 06:32:38  

Additional Information
 Earth MOID = .0422126 au 
 Jupiter MOID = 3.69347 au 
 T_jup = 6.760 
[ 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 21.7   n/a MPO281921  

477465 (2009 XZ1)          Discovered 2009-Dec-11 by CSS at Catalina
Reference: Last Updated: 2016-11-20

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