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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04300911095336832 4.1166e-08  
a 2.738324592550112 2.4323e-08 au
q 2.620551686322787 1.1487e-07 au
i 13.67352086705346 6.1814e-06 deg
node 183.6054392205971 1.9426e-05 deg
peri 78.95734651751663 7.6415e-05 deg
M 91.84687261888314 7.2865e-05 deg
tp 2458578.232468488281
(2019-Apr-04.73246849)
0.00033482 TDB
period 1655.106015149885
4.53
2.2052e-05
6.038e-08
d
yr
n .2175087255467431 2.898e-09 deg/d
Q 2.856097498777436 2.5369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      7174 days (19.64 yr)  
   first obs. used      2000-03-27  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61773  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:50:13  

Additional Information
 Earth MOID = 1.64799 au 
 Jupiter MOID = 2.17372 au 
 T_jup = 3.309 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456851.5 (2014-Jul-13.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0426531668688556 4.0892e-08  
q 2.62225831431696 1.1424e-07 au
tp 2456933.387921653102
(2014-Oct-02.88792165)
0.00034021 TDB
node 183.7001802537449 1.9409e-05 deg
peri 81.39729190593617 7.7382e-05 deg
i 13.6783123488034 6.1837e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      7174 days (19.64 yr)  
   first obs. used      2000-03-27  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61773  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:50:13  

Additional Information
 Jupiter MOID = 2.17372 au 
 T_jup = 3.309 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.672116481248893E-15 -4.573098530064896E-15 -9.49060046305379E-13 8.73356927776154E-15 -2.020371805600627E-13 -1.347722752951427E-15
q -4.573098530064896E-15 1.305107655835216E-14 2.12431960283991E-12 -2.691364934593785E-14 4.40989209844902E-13 5.763952145070447E-15
tp -9.49060046305379E-13 2.12431960283991E-12 1.15745194960396E-7 -4.616141447881186E-11 2.550381016951273E-8 2.87835800515727E-11
node 8.73356927776154E-15 -2.691364934593785E-14 -4.616141447881186E-11 3.767180135567698E-10 -3.753378570446373E-10 -1.164642735858028E-12
peri -2.020371805600627E-13 4.40989209844902E-13 2.550381016951273E-8 -3.753378570446373E-10 5.98804145629958E-9 7.450220555810376E-12
i -1.347722752951427E-15 5.763952145070447E-15 2.87835800515727E-11 -1.164642735858028E-12 7.450220555810376E-12 3.823820812106983E-11

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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