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216768 (2005 UL199)
Classification: Main-belt Asteroid          SPK-ID: 2216768
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1158713348483265 4.3642e-08  
a 3.093937930046857 3.1967e-08 au
q 2.735439212154459 1.2397e-07 au
i 1.458995254225755 4.9066e-06 deg
node 177.9687359398371 0.0001597 deg
peri 48.37997824926894 0.00016177 deg
M 99.55191852745557 2.2577e-05 deg
tp 2458650.816178048418
(2019-Jun-16.31617805)
0.00012802 TDB
period 1987.76858175761
5.44
3.0807e-05
8.434e-08
d
yr
n .1811076014098601 2.8068e-09 deg/d
Q 3.452436647939255 3.5671e-08 au
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      6783 days (18.57 yr)  
   first obs. used      2002-02-20  
   last obs. used      2020-09-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50958  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:12  

Additional Information
 Earth MOID = 1.72501 au 
 Jupiter MOID = 1.5269 au 
 T_jup = 3.213 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.01   n/a E2021B55  

216768 (2005 UL199)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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