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JPL Small-Body Database Browser
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(2019 SJ9)
Classification: Apollo [NEO]          SPK-ID: 3873152
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3731015337990274 0.00050718  
a 1.584340994370447 0.0012864 au
q .9932209393101572 4.0067e-06 au
i 11.00191741438909 0.011037 deg
node 6.167799278894027 0.00014514 deg
peri 26.9994591981479 0.0042248 deg
M 271.3690924555083 0.11163 deg
tp 2458779.830480371631
(2019-Oct-23.33048037)
0.0075345 TDB
period 728.4024808318618
1.99
0.88714
0.002429
d
yr
n .494232254108837 0.00060194 deg/d
Q 2.175461049430737 0.0017664 au
  Orbit Determination Parameters
   # obs. used (total)      14  
   data-arc span      3 days  
   first obs. used      2019-09-30  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .4856  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-03 06:13:58  

Additional Information
 Earth MOID = .0189279 au 
 Jupiter MOID = 3.28715 au 
 T_jup = 4.289 
[ 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 26.998   .39193 2 autocmod 2.8

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