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JPL Small-Body Database Browser
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136907 (1998 HS86)
Classification: Main-belt Asteroid          SPK-ID: 2136907
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .250634686664254 4.231e-08  
a 2.347351413390365 1.2004e-08 au
q 1.759023727404377 1.0394e-07 au
i 8.756130771729913 6.785e-06 deg
node 224.5104293990442 2.8516e-05 deg
peri 66.62810232219779 3.2727e-05 deg
M 252.9742600427743 1.7993e-05 deg
tp 2458991.027239814999
(2020-May-21.52723981)
6.7654e-05 TDB
period 1313.607421818231
3.60
1.0076e-05
2.759e-08
d
yr
n .2740544808293681 2.1022e-09 deg/d
Q 2.935679099376353 1.5012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      7653 days (20.95 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57244  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:47:58  

Additional Information
 Earth MOID = .764627 au 
 Jupiter MOID = 2.29715 au 
 T_jup = 3.502 
[ 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 16.4   n/a MPO432830  

136907 (1998 HS86)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 HS86 = 2002 PM89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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