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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2304516386533726 5.3572e-08  
a 2.185265780064165 1.0716e-08 AU
q 1.681667700155237 1.1247e-07 AU
i 5.197799811483198 6.1983e-06 deg
node 211.5152529265445 5.0091e-05 deg
peri 125.8786927889548 5.2257e-05 deg
M 275.7139412520942 1.6742e-05 deg
tp 2457276.753678809671
(2015-Sep-11.25367881)
5.6253e-05 JED
period 1179.926144950424
3.23
8.6794e-06
2.376e-08
d
yr
n .3051038419147208 2.2443e-09 deg/d
Q 2.688863859973092 1.3186e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      880  
   data-arc span      10126 days (27.72 yr)  
   first obs. used      1986-09-08  
   last obs. used      2014-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56855  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:30:58  

Additional Information
 Earth MOID = .679941 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 14.7 mag n/a MPO256999  

18389 (1992 JU2)          Discovered 1992-May-04 by Debehogne, H. at La Silla (809)
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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