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103612 (2000 CD21)
Classification: Main-belt Asteroid          SPK-ID: 2103612
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04398532324665481 3.8133e-08  
a 2.671731950461884 1.9795e-08 au
q 2.554214956992402 1.0703e-07 au
i 13.58711376182899 3.9844e-06 deg
node 301.2956178035395 1.8101e-05 deg
peri 238.2531989768666 8.1105e-05 deg
M 239.0991307451005 8.4317e-05 deg
tp 2459736.191401664683
(2022-Jun-05.69140166)
0.0003769 TDB
period 1595.099404890926
4.37
1.7727e-05
4.853e-08
d
yr
n .225691263438605 2.5083e-09 deg/d
Q 2.789248943931365 2.0666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      608  
   data-arc span      7721 days (21.14 yr)  
   first obs. used      1999-12-18  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49192  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:47:43  

Additional Information
 Earth MOID = 1.58672 au 
 Jupiter MOID = 2.29383 au 
 T_jup = 3.339 
[ 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 15.4   n/a MPO432562  

103612 (2000 CD21)          Discovered 2000-Feb-02 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2000 CD21 = 2002 TC166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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