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(2019 HQ)
Classification: Aten [NEO]          SPK-ID: 3841534
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3479973206603286 9.4186e-05  
a .7656686649381969 4.3807e-05 au
q .4992180210261334 0.00010068 au
i 10.98821850460245 0.0062963 deg
node 35.51556111080279 0.00098733 deg
peri 14.49410149594243 0.0014196 deg
M 244.6243154968184 0.12263 deg
tp 2459474.928069967148
(2021-Sep-17.42806997)
0.090088 TDB
period 244.7145194392735
0.67
0.021002
5.75e-05
d
yr
n 1.471101922455953 0.00012625 deg/d
Q 1.03211930885026 5.9051e-05 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      8 days  
   first obs. used      2019-04-24  
   last obs. used      2019-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .35988  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:14:08  

Additional Information
 Earth MOID = .00768567 au 
 Jupiter MOID = 4.32089 au 
 T_jup = 7.502 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.2   .4028 MPO467576 autocmod 2.6q

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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