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243445 (2009 FD45)
Classification: Main-belt Asteroid          SPK-ID: 2243445
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166614228458477 5.7059e-08  
a 2.561367827931848 2.0688e-08 au
q 2.26255501269374 1.5036e-07 au
i 12.60556201710659 6.226e-06 deg
node 30.09640274696583 1.7961e-05 deg
peri 168.6397359971867 2.6257e-05 deg
M 267.8217983099384 2.1112e-05 deg
tp 2459383.882321366477
(2021-Jun-18.38232137)
9.0802e-05 TDB
period 1497.291476308029
4.10
1.8141e-05
4.967e-08
d
yr
n .2404341477236456 2.913e-09 deg/d
Q 2.860180643169956 2.3102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      402  
   data-arc span      9207 days (25.21 yr)  
   first obs. used      1994-11-09  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48827  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:21:03  

Additional Information
 Earth MOID = 1.26075 au 
 Jupiter MOID = 2.09724 au 
 T_jup = 3.392 
[ 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 16.1   n/a MPO454786  
diameter diameter 3.484 km 0.795 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243445 (2009 FD45)          Discovered 2009-Mar-26 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2009 FD45 = 2005 JS183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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