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JPL Small-Body Database Browser
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243463 (2009 SF44)
Classification: Main-belt Asteroid          SPK-ID: 2243463
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1287569132066295 4.8512e-08  
a 3.086958344987432 4.4497e-08 au
q 2.689491117289405 1.4347e-07 au
i 4.697327289246708 9.0569e-06 deg
node 336.717175947601 6.5307e-05 deg
peri 285.0748837270306 7.8687e-05 deg
M 28.83078388774144 3.9932e-05 deg
tp 2458441.846911616702
(2018-Nov-19.34691162)
0.00022121 TDB
period 1981.04609435444
5.42
4.2834e-05
1.173e-07
d
yr
n .1817221724552111 3.9292e-09 deg/d
Q 3.484425572685459 5.0226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      9485 days (25.97 yr)  
   first obs. used      1993-11-09  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5846  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:15:22  

Additional Information
 Earth MOID = 1.67864 au 
 Jupiter MOID = 1.62984 au 
 T_jup = 3.208 
[ 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 15.6   n/a MPO440239  
diameter diameter 4.384 km 1.737 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243463 (2009 SF44)          Discovered 2009-Sep-16 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2009 SF44 = 2006 BO97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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