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118381 (1999 JU5)
Classification: Inner Main-belt Asteroid          SPK-ID: 2118381
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07329516176001293 4.3359e-08  
a 1.900022283625546 6.7343e-09 au
q 1.760759842999583 7.9559e-08 au
i 22.36498518147041 6.1445e-06 deg
node 47.39217544011074 9.1806e-06 deg
peri 92.82502508884448 5.1643e-05 deg
M 161.1558473856464 4.8304e-05 deg
tp 2458772.267094182571
(2019-Oct-15.76709418)		 0.00012801 TDB
period 956.6134185957259
2.62		 5.0858e-06
1.392e-08		 d
yr
n .3763275666030977 2.0007e-09 deg/d
Q 2.039284724251509 7.2279e-09 au
   Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      7743 days (21.20 yr)  
   first obs. used      1999-04-12  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58255  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:57:01  

Additional Information
 Earth MOID = .850783 au 
 Jupiter MOID = 3.03196 au 
 T_jup = 3.853 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.60   n/a E2021B55  

118381 (1999 JU5)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1999 JU5 = 2000 UN29 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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