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359251 (2009 FF20)
Classification: Main-belt Asteroid          SPK-ID: 2359251
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1663251051745486 9.6385e-08  
a 2.550323866288979 2.397e-08 au
q 2.126140980999303 2.5503e-07 au
i 6.676240480489458 9.2286e-06 deg
node 136.0049680083411 3.2805e-05 deg
peri 161.6287648373498 4.292e-05 deg
M 171.8749075930962 2.2205e-05 deg
tp 2458290.266085647199
(2018-Jun-20.76608565)
9.323e-05 TDB
period 1487.618016774886
4.07
2.0973e-05
5.742e-08
d
yr
n .2419976068725424 3.4118e-09 deg/d
Q 2.974506751578655 2.7957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      5812 days (15.91 yr)  
   first obs. used      2002-10-06  
   last obs. used      2018-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54621  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:21:09  

Additional Information
 Earth MOID = 1.11165 au 
 Jupiter MOID = 2.24725 au 
 T_jup = 3.412 
[ 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 16.2   n/a MPO450333  
diameter diameter 1.725 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.179   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359251 (2009 FF20)          Discovered 2009-Mar-17 by Bickel, W. at Bergisch Gladbach
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2009 FF20 = 2006 QE167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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