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233706 (2008 SF74)
Classification: Main-belt Asteroid          SPK-ID: 2233706
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09073544857461056 5.3125e-08  
a 2.755575377607608 2.375e-08 au
q 2.50554700963923 1.4623e-07 au
i 4.531372272295368 4.4185e-06 deg
node 271.3568721036188 8.0937e-05 deg
peri 120.8910800781988 8.6146e-05 deg
M 184.5907515292391 3.0604e-05 deg
tp 2459814.579572358618
(2022-Aug-23.07957236)
0.00014589 TDB
period 1670.770775224855
4.57
2.16e-05
5.914e-08
d
yr
n .2154694140801874 2.7856e-09 deg/d
Q 3.005603745575987 2.5905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      7493 days (20.51 yr)  
   first obs. used      1999-10-22  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51076  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 11:12:47  

Additional Information
 Earth MOID = 1.51536 au 
 Jupiter MOID = 2.37418 au 
 T_jup = 3.333 
[ 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 15.8   n/a MPO433526  
diameter diameter 3.562 km 0.328 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233706 (2008 SF74)          Discovered 2008-Sep-23 by CSS at Catalina
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 SF74 = 2003 QU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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