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9051 (1991 UG3)
Classification: Main-belt Asteroid          SPK-ID: 2009051
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2161792346578478 5.6979e-08  
a 2.402321217880696 1.4806e-08 au
q 1.882989255596938 1.3544e-07 au
i 3.001498762475847 5.584e-06 deg
node 318.1324233161752 9.721e-05 deg
peri 45.82550858952171 9.8064e-05 deg
M 201.5827768730375 1.8126e-05 deg
tp 2457998.973518165677
(2017-Sep-02.47351817)
7.2849e-05 JED
period 1360.019209319002
3.72
1.2573e-05
3.442e-08
d
yr
n .2647021435677085 2.4472e-09 deg/d
Q 2.921653180164453 1.8007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1176  
   data-arc span      16086 days (44.04 yr)  
   first obs. used      1971-04-16  
   last obs. used      2015-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50268  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:04:01  

Additional Information
 Earth MOID = .880309 au 
 Jupiter MOID = 2.53708 au 
 T_jup = 3.491 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO337334  

9051 (1991 UG3)          Discovered 1991-Oct-31 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19980808/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 UG3 = 1950 TY3 = 1989 CY5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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