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78994 (2003 UR224)
Classification: Main-belt Asteroid          SPK-ID: 2078994
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .009958948525944157 4.9468e-08  
a 2.65298444993681 1.4489e-08 au
q 2.62656351435976 1.3112e-07 au
i 5.093956451214142 6.3304e-06 deg
node 358.5941678675279 3.8759e-05 deg
peri 218.4815301411312 0.00025876 deg
M 122.6187678019324 0.00025768 deg
tp 2458462.905359582971
(2018-Dec-10.40535958)
0.0011281 TDB
period 1578.339711117865
4.32
1.293e-05
3.54e-08
d
yr
n .2280877794964867 1.8685e-09 deg/d
Q 2.679405385513861 1.4633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      613  
   data-arc span      10492 days (28.73 yr)  
   first obs. used      1992-01-27  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58709  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:47  

Additional Information
 Earth MOID = 1.62111 au 
 Jupiter MOID = 2.28325 au 
 T_jup = 3.384 
[ 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 15.6   n/a MPO395712  

78994 (2003 UR224)          Discovered 2003-Oct-22 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2003 UR224 = 2001 FS191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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