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(2015 PL9)
Classification: Apollo [NEO]          SPK-ID: 3725153
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6491105534164371 0.00060239  
a 2.750803121659266 0.004566 au
q .9652277850193572 5.4882e-05 au
i 5.103213935140495 0.0031671 deg
node 315.1096556242422 0.00046639 deg
peri 331.4058802428558 0.0010477 deg
M 24.34821238032403 0.96099 deg
tp 2458887.792641829052
(2020-Feb-08.29264183)
4.1678 TDB
period 1666.432356830026
4.56
4.1492
0.01136
d
yr
n .2160303708245383 0.00053788 deg/d
Q 4.536378458299175 0.0075299 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      7 days  
   first obs. used      2015-08-10  
   last obs. used      2015-08-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .33285  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 07:14:53  

Additional Information
 Earth MOID = .000149358 au 
 Jupiter MOID = .703229 au 
 T_jup = 2.993 
[ 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 27.1   n/a E2019X49  

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