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249447 (2009 FN69)
Classification: Main-belt Asteroid          SPK-ID: 2249447
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187408273530946 7.0661e-08  
a 2.998996089574153 3.1872e-08 au
q 2.642892812669422 2.0617e-07 au
i 10.28358402439773 7.7134e-06 deg
node 27.08915336733855 2.4559e-05 deg
peri 326.6001984237694 3.5304e-05 deg
M 281.2722722049356 2.8195e-05 deg
tp 2459415.346559380503
(2021-Jul-19.84655938)		 0.00015194 TDB
period 1896.97792073638
5.19		 3.0241e-05
8.28e-08		 d
yr
n .18977553511021 3.0253e-09 deg/d
Q 3.355099366478883 3.5657e-08 au
   Orbit Determination Parameters
   # obs. used (total)      371  
   data-arc span      9620 days (26.34 yr)  
   first obs. used      1993-03-23  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5531  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:23:31  

Additional Information
 Earth MOID = 1.64603 au 
 Jupiter MOID = 2.11801 au 
 T_jup = 3.218 
[ 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 15.3   n/a MPO476003  
diameter diameter 3.652 km 0.910 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249447 (2009 FN69)          Discovered 2009-Mar-17 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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