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JPL Small-Body Database Browser
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(2018 NR1)
Classification: Aten [NEO]          SPK-ID: 3825584
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2446691000822986 6.2552e-05  
a .8780617575645497 2.4881e-05 au
q .6632271775245498 7.3717e-05 au
i 4.643571712910434 0.0015646 deg
node 117.2741849360758 5.215e-05 deg
peri 336.064630473795 0.00015763 deg
M 193.2743306886778 0.018129 deg
tp 2458739.682934750303
(2019-Sep-13.18293475)
0.02105 TDB
period 300.5287471154047
0.82
0.012774
3.497e-05
d
yr
n 1.197888732626826 5.0916e-05 deg/d
Q 1.09289633760455 3.0969e-05 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      49 days  
   first obs. used      2018-06-23  
   last obs. used      2018-08-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .34035  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Aug-12 07:03:04  

Additional Information
 Earth MOID = .0214993 au 
 Jupiter MOID = 4.04104 au 
 T_jup = 6.720 
[ 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 24.6   n/a MPO452014  

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