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JPL Small-Body Database Browser
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(2019 SZ4)
Classification: Apollo [NEO]          SPK-ID: 3856731
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 2458751.5 (2019-Sep-25.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2350584239224734 0.0016014  
a 1.104954172602357 0.0012694 au
q .8452253862838865 0.00079846 au
i 6.213865043316019 0.048668 deg
node 170.8407676568396 0.0087467 deg
peri 285.4440437379643 0.025662 deg
M 291.8469499523745 0.19856 deg
tp 2458831.815177228636
(2019-Dec-14.31517723)
0.095609 TDB
period 424.2431377921336
1.16
0.73107
0.002002
d
yr
n .848570001328788 0.0014623 deg/d
Q 1.364682958920828 0.0015678 au
  Orbit Determination Parameters
   # obs. used (total)      11  
   data-arc span      4 days  
   first obs. used      2019-09-24  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .38294  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-28 03:12:08  

Additional Information
 Earth MOID = .00583636 au 
 Jupiter MOID = 3.77935 au 
 T_jup = 5.600 
[ 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 25.77   .2469 1 autocmod 2.8

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