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117297 (2004 UH8)
Classification: Main-belt Asteroid          SPK-ID: 2117297
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 .04697294612342723 5.1122e-08  
a 3.094590767502695 3.0968e-08 au
q 2.949228722106735 1.567e-07 au
i 9.224302056091918 5.7041e-06 deg
node 243.7737339756202 3.67e-05 deg
peri 190.1978265874297 7.8061e-05 deg
M 284.7140549483444 6.7569e-05 deg
tp 2459416.328901316793
(2021-Jul-20.82890132)
0.00037412 TDB
period 1988.397759652665
5.44
2.9847e-05
8.172e-08
d
yr
n .181050294515965 2.7177e-09 deg/d
Q 3.239952812898654 3.2422e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      21529 days (58.94 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54068  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:16:43  

Additional Information
 Earth MOID = 1.96421 au 
 Jupiter MOID = 2.01185 au 
 T_jup = 3.202 
[ 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 14.8   n/a MPO449686  

117297 (2004 UH8)          Discovered 2004-Oct-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2004 UH8 = 1993 TW4 = 2001 FA191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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