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91059 (1998 FE51)
Classification: Main-belt Asteroid          SPK-ID: 2091059
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09752920998588363 5.1928e-08  
a 2.757226839949178 2.1403e-08 au
q 2.488316684497061 1.467e-07 au
i 12.53901592514657 6.428e-06 deg
node 11.90902630192963 2.1398e-05 deg
peri 216.049760045522 3.8649e-05 deg
M 266.9298333692856 3.5786e-05 deg
tp 2459432.829791774295
(2021-Aug-06.32979177)
0.00016838 TDB
period 1672.272981483879
4.58
1.9472e-05
5.331e-08
d
yr
n .2152758574623125 2.5067e-09 deg/d
Q 3.026136995401296 2.3491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      692  
   data-arc span      8008 days (21.92 yr)  
   first obs. used      1998-02-28  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60986  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:22:43  

Additional Information
 Earth MOID = 1.49156 au 
 Jupiter MOID = 1.97762 au 
 T_jup = 3.302 
[ 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 14.7   n/a MPO459426  
diameter diameter 3.492 km 0.731 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.110   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91059 (1998 FE51)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 FE51 = 2000 UK61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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