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180489 (2004 CJ78)
Classification: Main-belt Asteroid          SPK-ID: 2180489
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266069506632506 4.8715e-08  
a 2.377032344014313 1.0968e-08 au
q 2.076083527310742 1.1227e-07 au
i 2.078233747885398 3.6106e-06 deg
node 126.7010012133587 0.00013006 deg
peri 76.95056739023367 0.00013073 deg
M 169.4599071426603 1.3784e-05 deg
tp 2458570.391226116973
(2019-Mar-27.89122612)
5.0166e-05 TDB
period 1338.600748830369
3.66
9.2644e-06
2.536e-08
d
yr
n .2689375456532187 1.8613e-09 deg/d
Q 2.677981160717884 1.2356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      6170 days (16.89 yr)  
   first obs. used      2004-01-24  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50528  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:43  

Additional Information
 Earth MOID = 1.07279 au 
 Jupiter MOID = 2.27858 au 
 T_jup = 3.529 
[ show covariance matrix ]

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 16.7   n/a MPO433175  

180489 (2004 CJ78)          Discovered 2004-Feb-11 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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