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249434 (2009 FN16)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249434
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1841467402888635 9.6582e-08  
a 3.211332483466431 6.1747e-08 au
q 2.619976074652347 2.9808e-07 au
i 25.73977806949162 1.2521e-05 deg
node 354.5528507503722 1.3659e-05 deg
peri 308.9196517499539 3.4694e-05 deg
M 214.7468217745132 4.0219e-05 deg
tp 2459848.604716404563
(2022-Sep-26.10471640)
0.00025128 TDB
period 2101.96913854564
5.75
6.0624e-05
1.66e-07
d
yr
n .1712679760127617 4.9397e-09 deg/d
Q 3.802688892280515 7.3117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      5771 days (15.80 yr)  
   first obs. used      2004-04-15  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5947  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:23:31  

Additional Information
 Earth MOID = 1.67421 au 
 Jupiter MOID = 1.81874 au 
 T_jup = 3.011 
[ 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 14.9   n/a MPO422968  
diameter diameter 7.766 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249434 (2009 FN16)          Discovered 2009-Mar-19 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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