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152718 (1998 SK162)
Classification: Main-belt Asteroid          SPK-ID: 2152718
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2568220338374971 4.6084e-08  
a 2.365180266277466 9.2483e-09 au
q 1.757749859899774 1.0999e-07 au
i 2.881647122365333 6.3006e-06 deg
node 351.6489504021608 0.00011082 deg
peri 30.17829844523163 0.00011169 deg
M 36.87994410385468 1.2882e-05 deg
tp 2459064.392345337285
(2020-Aug-02.89234534)
4.7243e-05 TDB
period 1328.601679563176
3.64
7.7926e-06
2.133e-08
d
yr
n .2709615722587093 1.5893e-09 deg/d
Q 2.972610672655158 1.1623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      8163 days (22.35 yr)  
   first obs. used      1998-09-14  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58959  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:21  

Additional Information
 Earth MOID = .760089 au 
 Jupiter MOID = 2.49459 au 
 T_jup = 3.502 
[ 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 17.0   n/a MPO436772  

152718 (1998 SK162)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 1998 SK162 = 2003 AA51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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