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173670 (2001 LR17)
Classification: Main-belt Asteroid          SPK-ID: 2173670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1715383605186308 1.0429e-07  
a 2.683455852019415 2.0266e-08 au
q 2.223140234639879 2.7197e-07 au
i 12.01235131690492 6.1827e-06 deg
node 282.6767959593959 3.5319e-05 deg
peri 16.55269122311544 4.2768e-05 deg
M 19.68896927036112 2.9887e-05 deg
tp 2458512.686641123183
(2019-Jan-29.18664112)
0.00013265 TDB
period 1605.610164836952
4.40
1.8189e-05
4.98e-08
d
yr
n .2242138271692853 2.54e-09 deg/d
Q 3.143771469398951 2.3743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2001-06-02  
   last obs. used      2019-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56985  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 14:34:27  

Additional Information
 Earth MOID = 1.20913 au 
 Jupiter MOID = 2.07088 au 
 T_jup = 3.323 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO436862  
diameter diameter 1.809 km 0.600 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.236   0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173670 (2001 LR17)          Discovered 2001-Jun-15 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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