Impact: Earth!
Gareth Collins
,
H. Jay Melosh
and Robert Marcus
Chelyabinsk Fireball, Russia 2013
Projectile Diameter
22 m
Projectile Density
rock (3300 kg/m
3
)
Impact Velocity
19 km/s
Impact Angle
20 degrees
Target Type
Sedimentary Rock
Meteor Crater, USA
Projectile Diameter
40 m
Projectile Density
iron (8000 kg/m
3
)
Impact Velocity
20 km/s
Impact Angle
45 degrees
Target Type
Sedimentary Rock
Tunguska Fireball, Siberia 1908
Projectile Diameter
60 m
Projectile Density
rock (2700 kg/m
3
)
Impact Velocity
20 km/s
Impact Angle
45 degrees
Target Type
Sedimentary Rock
Ries Crater, Germany
Projectile Diameter
1500 m
Projectile Density
rock (2700 kg/m
3
)
Impact Velocity
20 km/s
Impact Angle
30 degrees
Target Type
Crystalline Rock
Chesapeake Bay, USA
Projectile Diameter
2300 m
Projectile Density
rock (2700 kg/m
3
)
Impact Velocity
20 km/s
Impact Angle
45 degrees
Target Type
Water, depth 300 m
Chicxulub, Mexico
Projectile Diameter
17500 m
Projectile Density
rock (2700 kg/m
3
)
Impact Velocity
20 km/s
Impact Angle
45 degrees
Target Type
Water, depth 100 m
