z
k fs [ Mpc − 1 ]
Press-Schechter
Ellipsoidal collapse, ν
Ellipsoidal collapse, 0.84 ν
≈ 8
1.10 ± 0.30
1.10 ± 0.40
0.80 ± 0.30
≈ 7
1.25 ± 0.35
0.85 ± 0.25
≈ 6