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JPL Small-Body Database Browser
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452381 (2002 CR159)
Classification: Main-belt Asteroid          SPK-ID: 2452381
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039150859588941 4.8339e-07  
a 2.341582203449003 6.7009e-08 au
q 1.864098267152883 1.183e-06 au
i 23.91074735612141 1.3429e-05 deg
node 350.3708768900799 2.0904e-05 deg
peri 142.3553251069924 5.481e-05 deg
M 311.6851155717065 2.5935e-05 deg
tp 2458776.147100144399
(2019-Oct-19.64710014)
9.8154e-05 TDB
period 1308.767614788168
3.58
5.6179e-05
1.538e-07
d
yr
n .2750679310308792 1.1807e-08 deg/d
Q 2.819066139745123 8.0673e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      6117 days (16.75 yr)  
   first obs. used      2002-02-07  
   last obs. used      2018-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68645  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:13:58  

Additional Information
 Earth MOID = .909917 au 
 Jupiter MOID = 2.25631 au 
 T_jup = 3.423 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457237.5 (2015-Aug-03.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039390053359103 4.8504e-07  
q 1.863712961879471 1.1868e-06 au
tp 2457468.266770462988
(2016-Mar-20.76677046)
8.2177e-05 TDB
node 350.3796642892502 2.09e-05 deg
peri 142.5321598579975 5.4291e-05 deg
i 23.9174192301351 1.3434e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      6117 days (16.75 yr)  
   first obs. used      2002-02-07  
   last obs. used      2018-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68645  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:13:58  

Additional Information
 Jupiter MOID = 2.25631 au 
 T_jup = 3.423 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.352666019473216E-13 -5.755982294617177E-13 6.198325297449891E-12 -1.974208913810425E-12 2.115459267558637E-11 -4.048154139817007E-12
q -5.755982294617177E-13 1.408494776936593E-12 -1.459917350934872E-11 4.83276559681525E-12 -5.160902821342224E-11 9.914899466437984E-12
tp 6.198325297449891E-12 -1.459917350934872E-11 6.753116340526287E-9 -2.861856206943634E-11 2.626286203778036E-9 -2.355829296504661E-11
node -1.974208913810425E-12 4.83276559681525E-12 -2.861856206943634E-11 4.368174275634091E-10 -5.531580051402E-10 4.975558798960598E-12
peri 2.115459267558637E-11 -5.160902821342224E-11 2.626286203778036E-9 -5.531580051402E-10 2.947503975326264E-9 -3.122719579206878E-10
i -4.048154139817007E-12 9.914899466437984E-12 -2.355829296504661E-11 4.975558798960598E-12 -3.122719579206878E-10 1.804658894864157E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO472494  

452381 (2002 CR159)          Discovered 2002-Feb-07 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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