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JPL Small-Body Database Browser
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(2019 JN2)
Classification: Apollo [NEO]          SPK-ID: 3841756
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2232228176936809 3.4645e-05  
a 1.018286402856861 9.2528e-06 au
q .7909816427919899 2.8123e-05 au
i 3.626834302697865 0.00057257 deg
node 230.4664373448081 0.00011047 deg
peri 103.7737291848209 0.00020741 deg
M 290.5909018371194 0.0010959 deg
tp 2459072.863113530390
(2020-Aug-11.36311353)
0.0021251 TDB
period 375.3214140573863
1.03
0.0051156
1.401e-05
d
yr
n .9591778846515705 1.3074e-05 deg/d
Q 1.245591162921733 1.1318e-05 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   # delay obs. used      0  
   # Doppler obs. used      2  
   data-arc span      13 days  
   first obs. used      2019-05-02  
   last obs. used      2019-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .37471  
   source      ORB  
   producer      Giorgini  
   solution date      2019-Jul-14 15:26:26  

Additional Information
 Earth MOID = .00291754 au 
 Jupiter MOID = 4.04945 au 
 T_jup = 5.971 
[ 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 25.7   .41893 MPO477916 autocmod 2.7

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