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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.


Orbital Elements at Epoch 2457375.5 (2015-Dec-19.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3721738030039857 0.0007155  
a 1.559488545037384 0.0017737 au
q .9790877624896684 3.1415e-06 au
i 3.618287816922376 0.0058192 deg
node 266.759486309981 0.00011407 deg
peri 207.254619150941 0.0022683 deg
M 348.0892623561464 0.022167 deg
tp 2457399.034656736495
(2016-Jan-11.53465674)
0.0037338 TDB
period 711.3309585414603
1.95
1.2136
0.003323
d
yr
n .5060935358952429 0.00086342 deg/d
Q 2.1398893275851 0.0024338 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .44575  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 15:44:26  

Additional Information
 Earth MOID = .0133493 au 
 Jupiter MOID = 2.99081 au 
 T_jup = 4.351 
[ 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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