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118380 (1999 JQ5)
Classification: Inner Main-belt Asteroid          SPK-ID: 2118380
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05193343689494375 6.2477e-08  
a 1.919901704748379 8.5826e-09 au
q 1.820194610720334 1.2408e-07 au
i 22.08158162834111 6.5399e-06 deg
node 51.74383208137409 1.3236e-05 deg
peri 148.7682460540668 6.1403e-05 deg
M 356.6564218717702 5.5589e-05 deg
tp 2459009.524557016381
(2020-Jun-09.02455702)
0.00015003 TDB
period 971.6658027121144
2.66
6.5155e-06
1.784e-08
d
yr
n .3704977565281887 2.4844e-09 deg/d
Q 2.019608798776424 9.0284e-09 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      7683 days (21.03 yr)  
   first obs. used      1999-05-08  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49285  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:11:56  

Additional Information
 Earth MOID = .821328 au 
 Jupiter MOID = 2.96941 au 
 T_jup = 3.834 
[ 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 16.7   n/a MPO226773  

118380 (1999 JQ5)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1999 JQ5 = 2000 WJ159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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