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97739 (2000 HP28)
Classification: Inner Main-belt Asteroid          SPK-ID: 2097739
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08479615706994628 7.1305e-08  
a 1.957909979494569 7.9071e-09 au
q 1.791886737344532 1.4115e-07 au
i 24.51449772045396 4.7808e-06 deg
node 71.92989791266615 1.8129e-05 deg
peri 255.8924627648884 3.369e-05 deg
M 11.61765487267915 3.1156e-05 deg
tp 2458968.207365524116
(2020-Apr-28.70736552)
8.6572e-05 TDB
period 1000.662228196939
2.74
6.0619e-06
1.66e-08
d
yr
n .3597617556212474 2.1794e-09 deg/d
Q 2.123933221644605 8.5776e-09 au
  Orbit Determination Parameters
   # obs. used (total)      966  
   data-arc span      7534 days (20.63 yr)  
   first obs. used      1998-09-25  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51067  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:29:51  

Additional Information
 Earth MOID = .861887 au 
 Jupiter MOID = 3.07792 au 
 T_jup = 3.770 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO474855  

97739 (2000 HP28)          Discovered 2000-Apr-29 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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