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JPL Small-Body Database Browser
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387668 (2002 SZ)
Classification: Apollo [NEO, PHA]          SPK-ID: 2387668
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4334614886088787 1.0485e-07  
a 1.297191190570018 7.8625e-09 au
q .7349087660952143 1.4025e-07 au
i 22.89409208432303 2.4989e-05 deg
node 346.8605005304848 1.209e-05 deg
peri 276.5558426673335 1.6336e-05 deg
M 35.52521269596357 2.0564e-05 deg
tp 2458947.247671930468
(2020-Apr-07.74767193)
3.0444e-05 TDB
period 539.6403469587048
1.48
4.9063e-06
1.343e-08
d
yr
n .6671109786895688 6.0653e-09 deg/d
Q 1.859473615044822 1.1271e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      4189 days (11.47 yr)  
   first obs. used      2002-09-26  
   last obs. used      2014-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60866  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-21 06:17:27  

Additional Information
 Earth MOID = .00182963 au 
 Jupiter MOID = 3.45888 au 
 T_jup = 4.840 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 20.4   n/a MPO196583  

387668 (2002 SZ)          Discovered 2002-Sep-26 by NEAT at Palomar
Reference: Last Updated: 2014-03-21

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