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JPL Small-Body Database Browser
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(2013 NJ)
Classification: Apollo [NEO]          SPK-ID: 3644684
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 72 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2835272931519773 1.1099e-08  
a 1.286072722714281 8.5352e-09 au
q .921436004846507 1.3812e-08 au
i 3.940601780779921 2.3468e-06 deg
node 238.5971719131641 4.6782e-06 deg
peri 140.3500786465807 3.1488e-06 deg
M 281.5356422546176 1.4088e-05 deg
tp 2458716.609202189270
(2019-Aug-21.10920219)
2.1996e-05 TDB
period 532.7171978361987
1.46
5.3032e-06
1.452e-08
d
yr
n .6757806983935476 6.7274e-09 deg/d
Q 1.650709440582054 1.0955e-08 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   # delay obs. used      5  
   # Doppler obs. used      4  
   data-arc span      1345 days (3.68 yr)  
   first obs. used      2013-07-01  
   last obs. used      2017-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .3761  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:45:29  

Additional Information
 Earth MOID = .00640114 au 
 Jupiter MOID = 3.81005 au 
 T_jup = 4.997 
[ 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 22.0   n/a MPO403052  
rotation period rot_per 2.02 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Thirouin, A.; Moskovitz, N.; Binzel, R.P.; Christensen, E.; et al. (2016) Astron. J. 152, A163.]

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