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136913 (1998 HB100)
Classification: Main-belt Asteroid          SPK-ID: 2136913
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1600617220057849 6.1111e-08  
a 2.238434513821304 1.1762e-08 au
q 1.880146830941884 1.3749e-07 au
i 8.409410532742633 6.8601e-06 deg
node 65.59400951158462 3.5979e-05 deg
peri 166.5071011331949 3.89e-05 deg
M 205.6011955001806 1.5841e-05 deg
tp 2459525.134020632018
(2021-Nov-06.63402063)
5.5438e-05 TDB
period 1223.249415948344
3.35
9.6416e-06
2.64e-08
d
yr
n .2942981172166791 2.3196e-09 deg/d
Q 2.596722196700723 1.3645e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      7856 days (21.51 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65332  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 16:05:34  

Additional Information
 Earth MOID = .869983 au 
 Jupiter MOID = 2.39846 au 
 T_jup = 3.605 
[ 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 16.6   n/a MPO449766  

136913 (1998 HB100)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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