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JPL Small-Body Database Browser
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(2015 DY198)
Classification: Apollo [NEO]          SPK-ID: 3712532
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 2457079.5 (2015-Feb-26.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5506850724759247 0.00075282  
a 1.576365926792192 0.002077 au
q .7082847421480555 0.00025411 au
i 6.046608746213502 0.0073514 deg
node 337.6073956787059 6.5449e-05 deg
peri 261.6216082671325 0.0021522 deg
M 333.9154533901597 0.063844 deg
tp 2457131.879913514274
(2015-Apr-19.37991351)
0.024682 TDB
period 722.9095888530787
1.98
1.4287
0.003912
d
yr
n .4979875845486468 0.00098421 deg/d
Q 2.444447111436328 0.0032207 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      2 days  
   first obs. used      2015-02-25  
   last obs. used      2015-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .57602  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:35:22  

Additional Information
 Earth MOID = .00531801 au 
 Jupiter MOID = 2.60262 au 
 T_jup = 4.215 
[ 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 26.6   n/a MPO328641  

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