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187669 (2008 CK5)
Classification: Main-belt Asteroid          SPK-ID: 2187669
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1865494441015815 3.847e-08  
a 3.104815185078211 2.644e-08 au
q 2.525613638263722 1.1837e-07 au
i 12.28305353867373 4.5665e-06 deg
node 166.3207411665201 2.3301e-05 deg
peri 290.1342125996385 2.7109e-05 deg
M 160.7462788365631 1.5233e-05 deg
tp 2458308.241929420960
(2018-Jul-08.74192942)
7.89e-05 TDB
period 1998.260287785846
5.47
2.5526e-05
6.989e-08
d
yr
n .1801567104147852 2.3013e-09 deg/d
Q 3.684016731892701 3.1373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2001-11-15  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .65557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:21  

Additional Information
 Earth MOID = 1.57361 au 
 Jupiter MOID = 1.63709 au 
 T_jup = 3.159 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457532.5 (2016-May-24.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880846605002791 3.8474e-08  
q 2.520331710664462 1.186e-07 au
tp 2458309.112610034706
(2018-Jul-09.61261003)
7.8251e-05 TDB
node 166.3550541235557 2.3304e-05 deg
peri 290.188951086222 2.7036e-05 deg
i 12.2845356884413 4.5676e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2001-11-15  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .65557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:21  

Additional Information
 Jupiter MOID = 1.63709 au 
 T_jup = 3.159 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.480286438937285E-15 -4.48783403597479E-15 -6.123720929123192E-13 -3.175982980061193E-15 -1.22276394907089E-13 -1.098176254079606E-15
q -4.48783403597479E-15 1.406640018193539E-14 2.625927321326757E-12 9.701598027561312E-15 4.698685744954308E-13 3.970745063308702E-15
tp -6.123720929123192E-13 2.625927321326757E-12 6.123249384211384E-9 -9.461611400173194E-12 1.102065433514219E-9 -6.357907534251646E-13
node -3.175982980061193E-15 9.701598027561312E-15 -9.461611400173194E-12 5.430939861008461E-10 -5.321022867829995E-10 3.181996915658248E-11
peri -1.22276394907089E-13 4.698685744954308E-13 1.102065433514219E-9 -5.321022867829995E-10 7.309206106149075E-10 -3.120576087489253E-11
i -1.098176254079606E-15 3.970745063308702E-15 -6.357907534251646E-13 3.181996915658248E-11 -3.120576087489253E-11 2.086317126799636E-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 15.95   n/a E2021B55  

187669 (2008 CK5)          Discovered 2008-Feb-05 by OAM at OAM
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2008 CK5 = 2008 CJ185 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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