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JPL Small-Body Database Browser
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129772 (1999 HR11)
Classification: TransNeptunian Object          SPK-ID: 2129772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03981256605648074 0.00039884  
a 43.92558706089345 0.023864 au
q 42.17679672446193 0.0054658 au
i 3.298590726631883 0.00019763 deg
node 83.40733397827989 0.0079112 deg
peri 132.393811798514 0.14309 deg
M 1.24135693075626 0.13094 deg
tp 2458233.835418060337
(2018-Apr-25.33541806)
38.889 TDB
period 106334.6457636982
291.13
86.656
0.2373
d
yr
n .003385538150942907 2.759e-06 deg/d
Q 45.67437739732497 0.024814 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      5846 days (16.01 yr)  
   first obs. used      1999-03-21  
   last obs. used      2015-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .25306  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 10:34:15  

Additional Information
 Earth MOID = 41.1713 au 
 Jupiter MOID = 36.7366 au 
 T_jup = 5.915 
[ 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 7.2   n/a MPC47777  

129772 (1999 HR11)          Discovered 1999-Apr-17 by Kitt Peak at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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