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117474 (2005 BE18)
Classification: Main-belt Asteroid          SPK-ID: 2117474
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406669218696046 3.5855e-08  
a 2.71611462370072 1.4123e-08 au
q 2.33404714013972 9.5811e-08 au
i 3.147249380287343 4.0883e-06 deg
node 53.43508120048041 7.5963e-05 deg
peri 189.3037181575098 7.8057e-05 deg
M 45.13431279371532 1.6499e-05 deg
tp 2458795.513669473976
(2019-Nov-08.01366947)
7.4697e-05 TDB
period 1635.010581121425
4.48
1.2752e-05
3.491e-08
d
yr
n .2201820613008402 1.7173e-09 deg/d
Q 3.09818210726172 1.6109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      563  
   data-arc span      7102 days (19.44 yr)  
   first obs. used      2001-02-17  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57111  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:59:46  

Additional Information
 Earth MOID = 1.32124 au 
 Jupiter MOID = 1.91517 au 
 T_jup = 3.344 
[ 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 15.7   n/a MPO432679  
diameter diameter 3.700 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117474 (2005 BE18)          Discovered 2005-Jan-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 BE18 = 2001 DZ31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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