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JPL Small-Body Database Browser
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109976 (2001 SN53)
Classification: Main-belt Asteroid          SPK-ID: 2109976
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2092219951821663 9.4503e-08  
a 2.558715931069017 1.6939e-08 au
q 2.023376278866363 2.5188e-07 au
i 4.515954222789986 7.6981e-06 deg
node 148.9871139968529 6.136e-05 deg
peri 179.7299629794497 6.2929e-05 deg
M 138.3913201204416 1.1489e-05 deg
tp 2458025.804379058394
(2017-Sep-29.30437906)
4.7117e-05 TDB
period 1494.966760624308
4.09
1.4845e-05
4.064e-08
d
yr
n .2408080296378373 2.3913e-09 deg/d
Q 3.094055583271671 2.0483e-08 au
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      8701 days (23.82 yr)  
   first obs. used      1995-02-07  
   last obs. used      2018-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65411  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:03:33  

Additional Information
 Earth MOID = 1.01128 au 
 Jupiter MOID = 2.26087 au 
 T_jup = 3.401 
[ 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 16.1   n/a MPO381929  

109976 (2001 SN53)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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