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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2303982496729608 5.5979e-08  
a 2.185193682195504 1.0703e-08 AU
q 1.681728882621248 1.1808e-07 AU
i 5.197759849051982 6.6465e-06 deg
node 211.5161454754654 5.3759e-05 deg
peri 125.8942274851817 5.6055e-05 deg
M 214.6648273685212 1.7417e-05 deg
tp 2457276.823009484672
(2015-Sep-11.32300948)
5.9386e-05 JED
period 1179.867751967296
3.23
8.6683e-06
2.373e-08
d
yr
n .3051189418472882 2.2417e-09 deg/d
Q 2.68865848176976 1.3169e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      867  
   data-arc span      10070 days (27.57 yr)  
   first obs. used      1986-09-08  
   last obs. used      2014-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59482  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:12:16  

Additional Information
 Earth MOID = .678271 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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