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JPL Small-Body Database Browser
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146506 (2001 SF56)
Classification: Main-belt Asteroid          SPK-ID: 2146506
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2869219978458274 3.1561e-08  
a 2.71113093300838 1.2854e-08 au
q 1.933247829287994 8.6643e-08 au
i 13.33686148986923 5.554e-06 deg
node 177.7531708654048 1.6784e-05 deg
peri 283.1814607789952 2.0069e-05 deg
M 287.4627975408191 8.8303e-06 deg
tp 2458929.035622737555
(2020-Mar-20.53562274)
4.0371e-05 TDB
period 1630.512622155173
4.46
1.1596e-05
3.175e-08
d
yr
n .2207894591604942 1.5702e-09 deg/d
Q 3.489014036728767 1.6542e-08 au
  Orbit Determination Parameters
   # obs. used (total)      568  
   data-arc span      6667 days (18.25 yr)  
   first obs. used      2001-08-24  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56679  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:59:40  

Additional Information
 Earth MOID = .999232 au 
 Jupiter MOID = 1.90513 au 
 T_jup = 3.265 
[ 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 15.7   n/a MPO412892  

146506 (2001 SF56)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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