Table 3: Characteristics and properties of the bodies showing short-term variability. The material strength of the last column corresponds to the minimum material strength necessary to withstand shear fracture and stay intact.
Object Diameter Minimum Spin Minimum Critical Minimum
  (km) axis period density period (h) material strength (kPa)
    ratio (h) to avoid breakup (kg/m3) $\rho=1000$ kg/m3 for $\rho=1000$ kg/m3
        Prolate Spherical Prolate Spherical  
1999 TD10 1001 1.8:1 7.71 315 183 4.3 3.3  
      15.42 80 45     4
2000 QC243 2002 1.9:1 9.14 300   4.5    
      4.57   500   3.3 2300
2000 EB173 6703 <1.1:1 6.75   240     1000
2001 PT13 1003 1.16:1 8.30   160   3.3 13
2002 PN34 1603 1.14:1 10.22   104   3.3 23
      8.45   152      
2002 GO9 1003 1.14:1 9.67   116   3.3 10
      6.97   224      
1 Choi et al. (2002); Consolmagno et al. (2000).
2 Ortiz et al. (2002).
3 Estimated from its absolute magnitude assuming an albedo of 0.05.

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