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JPL Small-Body Database Browser
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109955 (2001 SK47)
Classification: Main-belt Asteroid          SPK-ID: 2109955
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2113935998589953 3.5526e-08  
a 2.610621467010393 1.4761e-08 au
q 2.058752797229895 9.309e-08 au
i 7.329663204061358 6.3703e-06 deg
node 33.92791176927317 3.2741e-05 deg
peri 269.9139383740011 3.672e-05 deg
M 108.4497222089365 1.7698e-05 deg
tp 2458136.369373224884
(2018-Jan-17.86937322)
7.4118e-05 TDB
period 1540.686524923836
4.22
1.3067e-05
3.578e-08
d
yr
n .2336620682898466 1.9817e-09 deg/d
Q 3.162490136790892 1.7881e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1997-09-07  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56145  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:08:26  

Additional Information
 Earth MOID = 1.05902 au 
 Jupiter MOID = 2.1367 au 
 T_jup = 3.366 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO453561  

109955 (2001 SK47)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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