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117596 Richardkuhns (2005 EK64)
Classification: Main-belt Asteroid          SPK-ID: 2117596
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02193506179183325 4.7188e-08  
a 2.785044328148579 2.3484e-08 au
q 2.723954208717645 1.3069e-07 au
i 4.64167627369479 5.7625e-06 deg
node 165.5137087671929 6.091e-05 deg
peri 299.5280913496223 0.00014897 deg
M 164.4621414028746 0.00013539 deg
tp 2458224.949584464640
(2018-Apr-16.44958446)
0.00063783 TDB
period 1697.643890631292
4.65
2.1472e-05
5.879e-08
d
yr
n .2120586078073942 2.6821e-09 deg/d
Q 2.846134447579513 2.3999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      7489 days (20.50 yr)  
   first obs. used      1998-10-23  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59336  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:42:57  

Additional Information
 Earth MOID = 1.74424 au 
 Jupiter MOID = 2.16051 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456882.5 (2014-Aug-13.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02386587548609806 4.7246e-08  
q 2.715881182208649 1.3134e-07 au
tp 2456521.573604471013
(2013-Aug-17.07360447)
0.00058328 TDB
node 165.5763688840411 6.0931e-05 deg
peri 297.6327416627323 0.00013873 deg
i 4.641948925997948 5.7636e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      7489 days (20.50 yr)  
   first obs. used      1998-10-23  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59336  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:42:57  

Additional Information
 Jupiter MOID = 2.16051 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.232150495178031E-15 -6.108117268372182E-15 2.407628423530254E-13 -1.277772871045307E-15 -1.576018174893061E-14 1.363837178204551E-16
q -6.108117268372182E-15 1.72489217191145E-14 -4.649122549059999E-13 4.518393451801307E-15 1.045880160509333E-13 3.141044355961722E-16
tp 2.407628423530254E-13 -4.649122549059999E-13 3.402097771011428E-7 1.22522986805136E-10 7.271453203691434E-8 -1.169588783442476E-11
node -1.277772871045307E-15 4.518393451801307E-15 1.22522986805136E-10 3.712605485721678E-9 -3.67349604622645E-9 2.136745047169394E-11
peri -1.576018174893061E-14 1.045880160509333E-13 7.271453203691434E-8 -3.67349604622645E-9 1.924583763554695E-8 -2.378656199544737E-11
i 1.363837178204551E-16 3.141044355961722E-16 -1.169588783442476E-11 2.136745047169394E-11 -2.378656199544737E-11 3.321926607523995E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO436564  
diameter diameter 5.173 km 0.246 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117596 Richardkuhns           Discovered 2005 Mar. 4 by Mt. Lemmon Survey at Mount Lemmon.
Richard Kuhns (b. 1972) is the OSIRIS-REx Program Manager for the Lockheed Martin Space Systems Company. Before OSIRIS-REx, he was the Avionics Manager for the GeoEye-2 spacecraft, and a manager for Lockheed Martin Coherent Technologies. His experience includes work in machine vision and adaptive optics.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-05-29Last Updated: 2018-07-10

Alternate Designations
 2005 EK64 = 2000 CC66 = 2003 XL25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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