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146817 (2001 YR108)
Classification: Main-belt Asteroid          SPK-ID: 2146817
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 .05275269798165969 5.3802e-08  
a 3.00385515972337 2.7361e-08 au
q 2.845393695701833 1.6495e-07 au
i 8.867166054417044 5.4593e-06 deg
node 77.44613299659227 3.3201e-05 deg
peri 307.1604010004596 5.6751e-05 deg
M 251.3789777049093 4.8103e-05 deg
tp 2459574.257392154249
(2021-Dec-25.75739215)
0.00025711 TDB
period 1901.590104854547
5.21
2.5982e-05
7.113e-08
d
yr
n .189315246793176 2.5866e-09 deg/d
Q 3.162316623744907 2.8805e-08 au
  Orbit Determination Parameters
   # obs. used (total)      561  
   data-arc span      6858 days (18.78 yr)  
   first obs. used      2000-08-26  
   last obs. used      2019-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63656  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:39:41  

Additional Information
 Earth MOID = 1.86122 au 
 Jupiter MOID = 2.14711 au 
 T_jup = 3.232 
[ 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 15.1   n/a MPO302718  
diameter diameter 6.088 km 0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146817 (2001 YR108)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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