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39565 (1992 SL)
Classification: Amor [NEO]          SPK-ID: 2039565
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 89 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .334136547418616 4.6212e-08  
a 1.642048177319121 1.4414e-09 au
q 1.093379868654679 7.6224e-08 au
i 8.597461982094073 6.2799e-06 deg
node .9624821750438399 2.6388e-05 deg
peri 344.7434881959595 2.6867e-05 deg
M 66.57406459562155 6.9092e-06 deg
tp 2458858.371935526684
(2020-Jan-09.87193553)
1.4676e-05 TDB
period 768.5591006224796
2.10
1.012e-06
2.771e-09
d
yr
n .4684090003077512 6.1675e-10 deg/d
Q 2.190716485983564 1.923e-09 au
  Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      24957 days (68.33 yr)  
   first obs. used      1950-12-09  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56806  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Apr-09 07:30:27  

Additional Information
 Earth MOID = .0932019 au 
 Jupiter MOID = 3.23251 au 
 T_jup = 4.216 
[ 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 18.3   n/a MPO468235  

39565 (1992 SL)          Discovered 1992-Sep-24 by Helin, E. F., Lawrence, K. J. at Palomar
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

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