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52698 (1998 FK54)
Classification: Main-belt Asteroid          SPK-ID: 2052698
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 .0492350634495242 3.6826e-08  
a 2.984793514053225 1.7985e-08 au
q 2.837837016005086 1.1009e-07 au
i 11.00139276437838 4.19e-06 deg
node 357.0453077339334 2.2002e-05 deg
peri 88.41444787779008 5.1916e-05 deg
M 243.0969372827412 4.9082e-05 deg
tp 2459812.136302001599
(2022-Aug-20.63630200)
0.00025909 TDB
period 1883.51839209828
5.16
1.7024e-05
4.661e-08
d
yr
n .1911316616340296 1.7275e-09 deg/d
Q 3.131750012101364 1.8871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1332  
   data-arc span      8278 days (22.66 yr)  
   first obs. used      1998-01-24  
   last obs. used      2020-09-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52321  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:47:08  

Additional Information
 Earth MOID = 1.8809 au 
 Jupiter MOID = 1.97623 au 
 T_jup = 3.228 
[ 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 13.95   n/a E2021B10  
diameter diameter 5.891 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52698 (1998 FK54)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FK54 = 2000 QT194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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