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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127852114394031 4.4507e-08  
a 3.228670409362929 3.0776e-08 au
q 2.864524134574788 1.4269e-07 au
i 11.33294614022077 6.0869e-06 deg
node 11.88638887136438 2.3251e-05 deg
peri 245.3622605890803 3.4556e-05 deg
M 197.9258640890226 2.6698e-05 deg
tp 2460154.493050664612
(2023-Jul-28.99305066)
0.00016166 TDB
period 2119.014834223153
5.80
3.0298e-05
8.295e-08
d
yr
n .1698902689050683 2.4291e-09 deg/d
Q 3.592816684151071 3.4247e-08 au
  Orbit Determination Parameters
   # obs. used (total)      638  
   data-arc span      7973 days (21.83 yr)  
   first obs. used      1999-03-20  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60344  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:28  

Additional Information
 Earth MOID = 1.8727 au 
 Jupiter MOID = 1.54646 au 
 T_jup = 3.146 
[ 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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