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108192 (2001 HQ17)
Classification: Main-belt Asteroid          SPK-ID: 2108192
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1605087869703201 4.9925e-08  
a 2.544390928648451 1.1663e-08 au
q 2.135993827112802 1.3221e-07 au
i 2.719915771821091 8.7395e-06 deg
node 200.8995432067707 6.7856e-05 deg
peri 249.8892122805748 7.845e-05 deg
M 50.39530754370467 3.705e-05 deg
tp 2458992.979127923499
(2020-May-23.47912792)		 0.00015174 TDB
period 1482.429963995184
4.06		 1.0193e-05
2.791e-08		 d
yr
n .2428445246949754 1.6698e-09 deg/d
Q 2.9527880301841 1.3535e-08 au
   Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      8662 days (23.72 yr)  
   first obs. used      1997-04-30  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56899  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:47:52  

Additional Information
 Earth MOID = 1.15409 au 
 Jupiter MOID = 2.24456 au 
 T_jup = 3.424 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457248.5 (2015-Aug-14.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1585727582163282 4.9402e-08  
q 2.141466213302915 1.3046e-07 au
tp 2457509.972946320291
(2016-May-01.47294632)		 0.00014918 TDB
node 200.9181205844977 6.7873e-05 deg
peri 249.832870532406 7.8751e-05 deg
i 2.717858096593612 8.7403e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      8662 days (23.72 yr)  
   first obs. used      1997-04-30  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56899  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:47:52  

Additional Information
 Jupiter MOID = 2.24456 au 
 T_jup = 3.424 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.440536204127255E-15 -6.431281914235188E-15 -5.853285682510971E-12 4.743459625589433E-14 -1.544255306440614E-12 -3.250580460862515E-15
q -6.431281914235188E-15 1.701930864402379E-14 1.560512139496591E-11 -1.270395690646788E-13 4.11530401066012E-12 8.497305514059785E-15
tp -5.853285682510971E-12 1.560512139496591E-11 2.22535800347963E-8 -1.581710039920425E-10 5.962141946628992E-9 1.238857388460047E-11
node 4.743459625589433E-14 -1.270395690646788E-13 -1.581710039920425E-10 4.606737761154376E-9 -4.64209853150252E-9 1.322580140782468E-10
peri -1.544255306440614E-12 4.11530401066012E-12 5.962141946628992E-9 -4.64209853150252E-9 6.201651505713315E-9 -1.288917966467392E-10
i -3.250580460862515E-15 8.497305514059785E-15 1.238857388460047E-11 1.322580140782468E-10 -1.288917966467392E-10 7.639214879495066E-11

[ 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 16.1   n/a MPO502749  

108192 (2001 HQ17)          Discovered 2001-Apr-24 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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