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JPL Small-Body Database Browser
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91133 (1998 HK151)
Classification: TransNeptunian Object          SPK-ID: 2091133
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2343558313730946 0.00018576  
a 39.74409308786299 0.011288 au
q 30.4298331100872 0.0012766 au
i 5.935259994461893 0.0005973 deg
node 50.18668539464917 0.00033832 deg
peri 181.9915475301536 0.19477 deg
M 28.71046013889223 0.10759 deg
tp 2451301.809193577347
(1999-May-03.30919358)
29.861 TDB
period 91518.1671628038
250.56
38.988
0.1067
d
yr
n .00393364521122443 1.6758e-06 deg/d
Q 49.05835306563879 0.013933 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      1178 days (3.23 yr)  
   first obs. used      1998-04-28  
   last obs. used      2001-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .20651  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 14:19:06  

Additional Information
 Earth MOID = 29.4192 au 
 Jupiter MOID = 25.0281 au 
 T_jup = 5.476 
[ 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 7.6   n/a MPO186595  

91133 (1998 HK151)          Discovered 1998-Apr-28 by Mauna Kea at Mauna Kea
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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