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JPL Small-Body Database Browser
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214162 (2005 CU20)
Classification: Main-belt Asteroid          SPK-ID: 2214162
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08881309650526524 4.0321e-08  
a 2.320227210467985 1.3071e-08 au
q 2.114160647310549 9.4394e-08 au
i 1.307752087533057 4.29e-06 deg
node 210.0778096554511 0.00019593 deg
peri 336.3113139775951 0.00019743 deg
M 83.50916354816123 2.4663e-05 deg
tp 2458701.048954782530
(2019-Aug-05.54895478)
8.7983e-05 TDB
period 1290.904754615556
3.53
1.0909e-05
2.987e-08
d
yr
n .2788741762030396 2.3566e-09 deg/d
Q 2.52629377362542 1.4232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      6106 days (16.72 yr)  
   first obs. used      2002-06-06  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6027  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 00:27:58  

Additional Information
 Earth MOID = 1.11528 au 
 Jupiter MOID = 2.43158 au 
 T_jup = 3.573 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456840.5 (2014-Jul-02.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08908670415341076 4.0225e-08  
q 2.112401274494874 9.4179e-08 au
tp 2457410.370677041902
(2016-Jan-22.87067704)
8.6557e-05 TDB
node 210.1630748570828 0.00019609 deg
peri 336.1129522715359 0.00019759 deg
i 1.3070405767474 4.2901e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      6106 days (16.72 yr)  
   first obs. used      2002-06-06  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6027  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 00:27:58  

Additional Information
 Jupiter MOID = 2.43158 au 
 T_jup = 3.573 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.618051060381774E-15 -3.757758197393121E-15 -3.752933863587385E-13 8.285312107917008E-15 -8.514479545149792E-14 -3.772015082971356E-16
q -3.757758197393121E-15 8.869682342908555E-15 9.198739072991876E-13 -1.915203542487942E-14 1.954537504965688E-13 9.629150369889491E-16
tp -3.752933863587385E-13 9.198739072991876E-13 7.492067726163568E-9 -3.560113164880403E-12 2.116297041114215E-9 1.296735439092056E-12
node 8.285312107917008E-15 -1.915203542487942E-14 -3.560113164880403E-12 3.845141655667114E-8 -3.844183858614447E-8 -7.982051745441791E-11
peri -8.514479545149792E-14 1.954537504965688E-13 2.116297041114215E-9 -3.844183858614447E-8 3.904017698579694E-8 8.015321353092811E-11
i -3.772015082971356E-16 9.629150369889491E-16 1.296735439092056E-12 -7.982051745441791E-11 8.015321353092811E-11 1.840462708764921E-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 17.1   n/a MPO470299  

214162 (2005 CU20)          Discovered 2005-Feb-02 by CSS at Catalina
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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