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180180 (2003 JC18)
Classification: Main-belt Asteroid          SPK-ID: 2180180
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1818634780753929 4.9009e-08  
a 3.024347809465223 3.0317e-08 au
q 2.474329397926182 1.3941e-07 au
i 11.93729391706886 5.4722e-06 deg
node 131.5131474829695 2.4665e-05 deg
peri 127.6458695270434 3.0628e-05 deg
M 116.740913867008 2.2067e-05 deg
tp 2458577.530740014915
(2019-Apr-04.03074001)
0.00011144 TDB
period 1921.08255936834
5.26
2.8886e-05
7.909e-08
d
yr
n .1873943408857813 2.8177e-09 deg/d
Q 3.574366221004264 3.5831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      8244 days (22.57 yr)  
   first obs. used      1998-06-19  
   last obs. used      2021-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54479  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:42:48  

Additional Information
 Earth MOID = 1.47814 au 
 Jupiter MOID = 1.66012 au 
 T_jup = 3.187 
[ 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 15.2   n/a MPO440013  

180180 (2003 JC18)          Discovered 2003-May-09 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2003 JC18 = 1998 ML2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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