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452301 (1994 UU9)
Classification: Main-belt Asteroid          SPK-ID: 2452301
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2642428897389941 1.2692e-07  
a 2.569433742954576 2.8768e-08 au
q 1.890479145723379 3.4182e-07 au
i 3.60275674357549 9.4972e-06 deg
node 356.3897279123488 0.00016106 deg
peri 323.1091479740563 0.00016521 deg
M 125.5508931316879 4.2151e-05 deg
tp 2458475.847354161354
(2018-Dec-23.34735416)
0.00016806 TDB
period 1504.369644776683
4.12
2.5265e-05
6.917e-08
d
yr
n .2393028875914605 4.0189e-09 deg/d
Q 3.248388340185773 3.637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      8621 days (23.60 yr)  
   first obs. used      1994-10-28  
   last obs. used      2018-06-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64973  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:41:03  

Additional Information
 Earth MOID = .87915 au 
 Jupiter MOID = 2.08396 au 
 T_jup = 3.378 
[ 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 17.4   n/a MPO206037  

452301 (1994 UU9)          Discovered 1994-Oct-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

Alternate Designations
 1994 UU9 = 2002 RU69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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