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72613 (2001 FK20)
Classification: Main-belt Asteroid          SPK-ID: 2072613
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06803753009755255 3.5925e-08  
a 2.771747320856076 1.4862e-08 au
q 2.583164479090521 1.0054e-07 au
i 3.554567607321311 3.8802e-06 deg
node 288.1795117469186 6.923e-05 deg
peri 318.4478404621622 7.5797e-05 deg
M 88.23055255984529 3.1068e-05 deg
tp 2458983.409336060399
(2020-May-13.90933606)
0.00014531 TDB
period 1685.500483717213
4.61
1.3557e-05
3.712e-08
d
yr
n .2135864115601164 1.7179e-09 deg/d
Q 2.960330162621633 1.5874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1128  
   data-arc span      7830 days (21.44 yr)  
   first obs. used      2000-01-03  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:46:37  

Additional Information
 Earth MOID = 1.57089 au 
 Jupiter MOID = 2.06104 au 
 T_jup = 3.331 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.75   n/a MPCxxxxx  
diameter diameter 6.752 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72613 (2001 FK20)          Discovered 2001-Mar-19 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 FK20 = 2000 AW20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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