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243473 (2009 SO241)
Classification: Outer Main-belt Asteroid          SPK-ID: 2243473
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .182027126605688 8.202e-07  
a 3.228994358666457 2.7815e-07 au
q 2.641229793732425 2.4341e-06 au
i 26.41365804354195 2.9173e-05 deg
node 351.3573128849143 3.0315e-05 deg
peri 40.78938665052335 0.0001382 deg
M 228.0713527034758 7.726e-05 deg
tp 2459377.168989204270
(2021-Jun-11.66898920)
0.00047363 TDB
period 2119.333759900558
5.80
0.00027385
7.498e-07
d
yr
n .1698647031493953 2.1949e-08 deg/d
Q 3.816758923600489 3.2878e-07 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      4941 days (13.53 yr)  
   first obs. used      2003-09-17  
   last obs. used      2017-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60185  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:33:06  

Additional Information
 Earth MOID = 1.68484 au 
 Jupiter MOID = 1.80364 au 
 T_jup = 2.999 
[ 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 16.0   n/a MPO227167  
diameter diameter 3.542 km 0.321 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243473 (2009 SO241)          Discovered 2009-Sep-18 by CSS at Catalina
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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