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(2016 HR6)
Classification: Amor [NEO]          SPK-ID: 3752515
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2172245432166461 5.7896e-05  
a 1.331195566385944 0.00010788 au
q 1.042027217545733 7.3718e-06 au
i 3.669267417597861 0.00076723 deg
node 198.0488222923532 0.001183 deg
peri 39.2700185991779 0.0011536 deg
M 351.7058659530779 0.13154 deg
tp 2459213.424976730035
(2020-Dec-29.92497673)
0.20656 TDB
period 560.9978807298505
1.54
0.068192
0.0001867
d
yr
n .6417136541258319 7.8003e-05 deg/d
Q 1.620363915226155 0.00013131 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      77 days  
   first obs. used      2016-04-27  
   last obs. used      2016-07-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .47259  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 17:04:10  

Additional Information
 Earth MOID = .0469439 au 
 Jupiter MOID = 3.37585 au 
 T_jup = 4.894 
[ 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 24.4   n/a MPO386978  

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