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109991 (2001 SF59)
Classification: Main-belt Asteroid          SPK-ID: 2109991
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1430728974407304 2.8196e-07  
a 2.523613983351943 1.1034e-08 au
q 2.162553218731837 7.1514e-07 au
i 15.98152263090183 1.1765e-05 deg
node 26.03288085068779 1.4356e-05 deg
peri 32.08867864443884 0.0001341 deg
M 210.7924542647769 0.00011509 deg
tp 2459607.405538395130
(2022-Jan-27.90553840)
0.00046982 TDB
period 1464.309279706014
4.01
9.6037e-06
2.629e-08
d
yr
n .2458497019647901 1.6124e-09 deg/d
Q 2.884674747972049 1.2613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      600  
   data-arc span      9332 days (25.55 yr)  
   first obs. used      1993-11-08  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63435  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:37:10  

Additional Information
 Earth MOID = 1.18629 au 
 Jupiter MOID = 2.5761 au 
 T_jup = 3.387 
[ 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 16.1   n/a MPO474965  
diameter diameter 1.508 km 0.366 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.309   0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109991 (2001 SF59)          Discovered 2001-Sep-17 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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