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249440 (2009 FX52)
Classification: Main-belt Asteroid          SPK-ID: 2249440
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135111369240557 5.6362e-08  
a 2.357661994302704 1.7144e-08 au
q 2.090041100846767 1.3847e-07 au
i 1.798662191804819 5.2343e-06 deg
node 51.63027029905283 0.00019681 deg
peri 268.8227208158168 0.00019873 deg
M 157.6863207832424 2.4556e-05 deg
tp 2458021.321728791208
(2017-Sep-24.82172879)
9.035e-05 TDB
period 1322.271815332528
3.62
1.4423e-05
3.949e-08
d
yr
n .272258695848755 2.9697e-09 deg/d
Q 2.625282887758641 1.909e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      8040 days (22.01 yr)  
   first obs. used      1996-12-12  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59009  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:10:13  

Additional Information
 Earth MOID = 1.07722 au 
 Jupiter MOID = 2.62644 au 
 T_jup = 3.544 
[ 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 17.5   n/a MPO422968  
diameter diameter 2.160 km 0.473 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249440 (2009 FX52)          Discovered 2009-Mar-29 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2009 FX52 = 2003 UK46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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