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117860 (2005 LY)
Classification: Main-belt Asteroid          SPK-ID: 2117860
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04300909729250563 3.9052e-08  
a 2.738324607757232 1.9859e-08 au
q 2.620551738283738 1.0387e-07 au
i 13.67351805006301 5.9127e-06 deg
node 183.6054518913111 1.6428e-05 deg
peri 78.95731725018669 6.973e-05 deg
M 91.84688997654959 6.8778e-05 deg
tp 2458578.232385168563
(2019-Apr-04.73238517)
0.00031488 TDB
period 1655.106028937182
4.53
1.8005e-05
4.93e-08
d
yr
n .2175087237348608 2.3662e-09 deg/d
Q 2.856097477230725 2.0714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      497  
   data-arc span      7516 days (20.58 yr)  
   first obs. used      2000-03-27  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58556  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:15:45  

Additional Information
 Earth MOID = 1.64799 au 
 Jupiter MOID = 2.17372 au 
 T_jup = 3.309 
[ 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 15.6   n/a MPO436566  
diameter diameter 2.468 km 0.344 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.167   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117860 (2005 LY)          Discovered 2005-Jun-01 by Lowe, A. at New Mexico Skies
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 2005 LY = 2000 GJ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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