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79771 (1998 UK11)
Classification: Main-belt Asteroid          SPK-ID: 2079771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1401607901736128 3.3843e-08  
a 2.463429336536088 1.0189e-08 au
q 2.118153134190331 8.656e-08 au
i 5.948973300421177 3.7494e-06 deg
node 204.459733358464 3.4711e-05 deg
peri 182.9097658132122 3.7448e-05 deg
M 217.0077353385959 1.6153e-05 deg
tp 2459561.442872470625
(2021-Dec-12.94287247)
6.5217e-05 TDB
period 1412.240267455054
3.87
8.762e-06
2.399e-08
d
yr
n .2549141306165577 1.5816e-09 deg/d
Q 2.808705538881844 1.1617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1281  
   data-arc span      9387 days (25.70 yr)  
   first obs. used      1994-10-04  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:03:31  

Additional Information
 Earth MOID = 1.12263 au 
 Jupiter MOID = 2.63213 au 
 T_jup = 3.467 
[ 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 14.9   n/a MPO381794  

79771 (1998 UK11)          Discovered 1998-Oct-17 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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