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JPL Small-Body Database Browser
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(2017 HU49)
Classification: Aten [NEO]          SPK-ID: 3774384
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05510139595173421 4.1856e-06  
a .971473599436353 2.4989e-06 au
q .9179440479771541 6.4269e-06 au
i 2.625132997819999 0.00021753 deg
node 45.68233843413186 0.00041205 deg
peri 345.6641014056819 0.0007672 deg
M 217.3818356762562 0.0034378 deg
tp 2458739.053427120858
(2019-Sep-12.55342712)
0.003874 TDB
period 349.7396983057698
0.96
0.0013494
3.694e-06
d
yr
n 1.029336966160644 3.9716e-06 deg/d
Q 1.025003150895552 2.6366e-06 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      28 days  
   first obs. used      2017-04-30  
   last obs. used      2017-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .40207  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 07:08:59  

Additional Information
 Earth MOID = .0116527 au 
 Jupiter MOID = 4.03479 au 
 T_jup = 6.218 
[ 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 26.5   n/a MPO438036  

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