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24978 (1998 HJ151)
Classification: TransNeptunian Object          SPK-ID: 2024978
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04774670378289213 0.00024072  
a 43.57449403049186 0.017444 au
q 41.49395557152856 0.012563 au
i 2.396199144676309 0.0010121 deg
node 50.47596277350129 0.0020058 deg
peri 134.075564946264 0.36452 deg
M 70.00595051567639 0.35843 deg
tp 2438769.980389126715
(1965-Jan-09.48038913)
93.909 TDB
period 105062.3126425144
287.64
63.089
0.1727
d
yr
n .003426537936823626 2.0576e-06 deg/d
Q 45.65503248945515 0.018277 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      3301 days (9.04 yr)  
   first obs. used      1998-04-28  
   last obs. used      2007-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .15673  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:52:06  

Additional Information
 Earth MOID = 40.4962 au 
 Jupiter MOID = 36.0324 au 
 T_jup = 5.895 
[ 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 7.5   n/a PDS3 (MPO 12471)  

24978 (1998 HJ151)          Discovered 1998-Apr-28 by Luu, J., Trujillo, C., Tholen, D., Jewitt, D. at Mauna Kea
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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