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JPL Small-Body Database Browser
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(2015 YJ1)
Classification: Apollo [NEO]          SPK-ID: 3738918
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 2457375.5 (2015-Dec-19.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3723194265183072 0.00072281  
a 1.559850392665201 0.0017926 au
q .9790877890137374 3.1957e-06 au
i 3.619483250734937 0.0058785 deg
node 266.7595083773397 0.00011566 deg
peri 207.2548063321595 0.0023032 deg
M 348.0938746286846 0.022385 deg
tp 2457399.033731669383
(2016-Jan-11.53373167)
0.003766 TDB
period 711.5785477439375
1.95
1.2267
0.003359
d
yr
n .5059174438877919 0.00087213 deg/d
Q 2.140612996316666 0.0024601 au
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      4 days  
   first obs. used      2015-12-18  
   last obs. used      2015-12-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .43853  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:29:40  

Additional Information
 Earth MOID = .0133544 au 
 Jupiter MOID = 2.99011 au 
 T_jup = 4.350 
[ 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 27.6   n/a MPO358620  

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