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JPL Small-Body Database Browser
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(2019 GO4)
Classification: Apollo [NEO]          SPK-ID: 3840870
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7736987365131233 3.8066e-06  
a 2.568406225634292 3.8388e-05 au
q .5812335740086004 1.2155e-06 au
i 2.004151489626132 2.8646e-05 deg
node 33.98509203215612 0.00020507 deg
peri 257.432300114924 0.00019982 deg
M 88.33817145835579 0.0019513 deg
tp 2458631.573456934622
(2019-May-28.07345693)
0.00012215 TDB
period 1503.467338195322
4.12
0.033707
9.228e-05
d
yr
n .2394465053242352 5.3683e-06 deg/d
Q 4.555578877259983 6.8089e-05 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   # delay obs. used      1  
   # Doppler obs. used      2  
   data-arc span      10 days  
   first obs. used      2019-04-02  
   last obs. used      2019-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .37254  
   source      ORB  
   producer      Giorgini  
   solution date      2019-Jul-13 19:30:32  

Additional Information
 Earth MOID = .00636651 au 
 Jupiter MOID = .692045 au 
 T_jup = 2.916 
[ 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 25.2   .32424 MPO467552 autocmod 2.7

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