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118305 (1998 UU30)
Classification: Main-belt Asteroid          SPK-ID: 2118305
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1088146239991573 4.0761e-08  
a 2.340509680359766 9.6423e-09 au
q 2.08582799952503 9.8078e-08 au
i 6.650886706029972 4.5243e-06 deg
node 131.4458554906653 4.1879e-05 deg
peri 286.8613648281399 4.7895e-05 deg
M 358.3251963326138 2.3577e-05 deg
tp 2459006.584508356210
(2020-Jun-06.08450836)
8.5666e-05 TDB
period 1307.868528646252
3.58
8.0821e-06
2.213e-08
d
yr
n .2752570247810983 1.701e-09 deg/d
Q 2.595191361194503 1.0692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      534  
   data-arc span      8034 days (22.00 yr)  
   first obs. used      1998-10-18  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61887  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:12:28  

Additional Information
 Earth MOID = 1.10976 au 
 Jupiter MOID = 2.6801 au 
 T_jup = 3.548 
[ 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 16.1   n/a MPO406911  

118305 (1998 UU30)          Discovered 1998-Oct-18 by Elst, E. W. at La Silla
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1998 UU30 = 2003 AP29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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