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JPL Small-Body Database Browser
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(2015 OS78)
Classification: Apollo [NEO]          SPK-ID: 3725151
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7550368816806716 0.00023118  
a 2.264918995647927 0.001722 au
q .5548216199145974 0.00010176 au
i 7.464275426055592 0.0012569 deg
node 10.47099625803853 0.005402 deg
peri 52.57236449372599 0.005662 deg
M 129.6325941166047 0.56035 deg
tp 2458552.178930876587
(2019-Mar-09.67893088)
1.4266 TDB
period 1245.023182512672
3.41
1.4199
0.003887
d
yr
n .2891512423675982 0.00032977 deg/d
Q 3.975016371381256 0.0030222 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      30 days  
   first obs. used      2015-07-26  
   last obs. used      2015-08-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .44348  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:32:39  

Additional Information
 Earth MOID = .0756413 au 
 Jupiter MOID = 1.48912 au 
 T_jup = 3.155 
[ 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 20.9   n/a MPO344241  

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