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243443 (2009 FD18)
Classification: Main-belt Asteroid          SPK-ID: 2243443
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06870373214299667 4.1236e-08  
a 3.159259684881731 4.931e-08 au
q 2.942206753721449 1.4233e-07 au
i 15.71971662580136 6.7817e-06 deg
node 163.8157152574339 2.5662e-05 deg
peri 313.8685926554847 6.9905e-05 deg
M 344.8840949251523 6.5736e-05 deg
tp 2458686.620802952630
(2019-Jul-22.12080295)
0.00037503 TDB
period 2051.050791165344
5.62
4.8019e-05
1.315e-07
d
yr
n .1755197879792431 4.1093e-09 deg/d
Q 3.376312616042014 5.2697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      6281 days (17.20 yr)  
   first obs. used      2001-10-26  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5322  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:03:35  

Additional Information
 Earth MOID = 1.97785 au 
 Jupiter MOID = 1.68507 au 
 T_jup = 3.144 
[ 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 15.7   n/a MPO418301  
diameter diameter 5.275 km 0.442 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.030   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243443 (2009 FD18)          Discovered 2009-Mar-18 by La Sagra at La Sagra
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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