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83977 (2002 CE89)
Classification: Jupiter Trojan          SPK-ID: 2083977
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07945330889283635 7.1601e-08  
a 5.085562200457995 1.3299e-07 au
q 4.681497456051274 4.4558e-07 au
i 9.660341581022953 7.354e-06 deg
node 148.4489927337229 3.5911e-05 deg
peri 250.1181727306798 5.6947e-05 deg
M 314.2524335271434 4.6765e-05 deg
tp 2459532.819503720301
(2021-Nov-14.31950372)
0.00054778 TDB
period 4188.966454707731
11.47
0.00016432
4.499e-07
d
yr
n .08594005320701896 3.3712e-09 deg/d
Q 5.489626944864717 1.4356e-07 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      7542 days (20.65 yr)  
   first obs. used      1999-12-06  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:50:01  

Additional Information
 Earth MOID = 3.70402 au 
 Jupiter MOID = .118326 au 
 T_jup = 2.966 
[ 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 12.5   n/a MPO337892  

83977 (2002 CE89)          Discovered 2002-Feb-07 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 2002 CE89 = 2001 AC9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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