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79496 (1998 FK91)
Classification: Outer Main-belt Asteroid          SPK-ID: 2079496
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1847674358366442 4.7897e-08  
a 3.208688988790059 3.4426e-08 au
q 2.615827751934045 1.5496e-07 au
i 10.357301467424 5.7014e-06 deg
node 56.04453901100953 2.9863e-05 deg
peri 197.4027770730383 3.5829e-05 deg
M 257.0249175371994 2.6213e-05 deg
tp 2459601.008985776589
(2022-Jan-21.50898578)
0.00015997 TDB
period 2099.374234127637
5.75
3.3786e-05
9.25e-08
d
yr
n .1714796695833473 2.7597e-09 deg/d
Q 3.801550225646073 4.0786e-08 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      8012 days (21.94 yr)  
   first obs. used      1998-02-26  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:42:12  

Additional Information
 Earth MOID = 1.60373 au 
 Jupiter MOID = 1.25557 au 
 T_jup = 3.140 
[ 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 14.3   n/a MPO432344  
diameter diameter 7.657 km 0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79496 (1998 FK91)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 FK91 = 1998 DL38 = 2001 WZ98 = 2001 XH226 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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