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100876 (1998 HK86)
Classification: Main-belt Asteroid          SPK-ID: 2100876
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1742112396516655 4.6936e-08  
a 2.293774266253167 7.1795e-09 au
q 1.894173007848114 1.0625e-07 au
i 8.882416514579436 4.8274e-06 deg
node 219.1439134881675 2.2893e-05 deg
peri 13.32825254085684 2.4879e-05 deg
M 173.6173289028714 1.0037e-05 deg
tp 2458588.551308370801
(2019-Apr-15.05130837)
3.4298e-05 TDB
period 1268.891362277307
3.47
5.9574e-06
1.631e-08
d
yr
n .2837122315608645 1.332e-09 deg/d
Q 2.693375524658221 8.4303e-09 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54219  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:26  

Additional Information
 Earth MOID = .88369 au 
 Jupiter MOID = 2.29835 au 
 T_jup = 3.560 
[ 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 16.9   n/a MPO493566  

100876 (1998 HK86)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 HK86 = 1999 TE332 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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