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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2303982564812928 5.3559e-08  
a 2.185193683451809 1.0768e-08 AU
q 1.681728868710578 1.1241e-07 AU
i 5.197770833084704 6.2001e-06 deg
node 211.5160941243595 5.0102e-05 deg
peri 125.8942641567353 5.227e-05 deg
M 214.6648382464441 1.6449e-05 deg
tp 2457276.822974244023
(2015-Sep-11.32297424)
5.6268e-05 JED
period 1179.867752984785
3.23
8.7209e-06
2.388e-08
d
yr
n .3051189415841611 2.2553e-09 deg/d
Q 2.688658498193039 1.3249e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      875  
   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      .57009  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 14:03:16  

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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