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18389 (1992 JU2)
Classification: Main-belt Asteroid          SPK-ID: 2018389
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2304223538018574 4.1446e-08  
a 2.185214123196146 6.5692e-09 au
q 1.681691941368229 8.968e-08 au
i 5.19801526291321 4.8861e-06 deg
node 211.5099066882514 4.5339e-05 deg
peri 125.8175673834945 4.6742e-05 deg
M 98.82176404362542 9.3576e-06 deg
tp 2457276.615976071021
(2015-Sep-11.11597607)
3.0511e-05 JED
period 1179.884307296515
3.23
5.3205e-06
1.457e-08
d
yr
n .3051146606270855 1.3759e-09 deg/d
Q 2.688736305024065 8.0829e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1143  
   data-arc span      10754 days (29.44 yr)  
   first obs. used      1986-09-08  
   last obs. used      2016-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55216  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:32:32  

Additional Information
 Earth MOID = .678684 au 
 Jupiter MOID = 2.71239 au 
 T_jup = 3.637 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8 mag n/a MPO347667  

18389 (1992 JU2)          Discovered 1992-May-04 by Debehogne, H. at La Silla
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 JU2 = 1986 RG10 = 1998 FC76 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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