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101764 (1999 FK49)
Classification: Outer Main-belt Asteroid          SPK-ID: 2101764
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1130327959202444 4.5529e-08  
a 3.227941306398167 3.1769e-08 au
q 2.863078075469536 1.4463e-07 au
i 11.33383604836062 6.7099e-06 deg
node 11.89607455071889 2.3281e-05 deg
peri 245.308134032416 3.6235e-05 deg
M 163.9980491198045 2.7958e-05 deg
tp 2458035.509468746782
(2017-Oct-09.00946875)
0.00016266 TDB
period 2118.297096311048
5.80
3.1272e-05
8.562e-08
d
yr
n .1699478324484934 2.5089e-09 deg/d
Q 3.592804537326798 3.5359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      7876 days (21.56 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60671  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:37  

Additional Information
 Earth MOID = 1.87278 au 
 Jupiter MOID = 1.54761 au 
 T_jup = 3.147 
[ 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 14.6   n/a MPO502728  
diameter diameter 5.430 km 1.553 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101764 (1999 FK49)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 FK49 = 2001 RC120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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