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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1743512238748944 4.7255e-08  
a 2.293574827582203 7.4735e-09 au
q 1.893687249344596 1.072e-07 au
i 8.883042877255038 4.915e-06 deg
node 219.1430086287222 2.8971e-05 deg
peri 13.33718968860126 3.2385e-05 deg
M 116.8513382806407 1.2627e-05 deg
tp 2458588.688010028604
(2019-Apr-15.18801003)
4.43e-05 TDB
period 1268.725874868857
3.47
6.2011e-06
1.698e-08
d
yr
n .2837492378227185 1.3869e-09 deg/d
Q 2.69346240581981 8.7765e-09 au
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55207  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:05:11  

Additional Information
 Earth MOID = .884471 au 
 Jupiter MOID = 2.29942 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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