Updated:2013-08-22

Meteorite Action!

1972-08-10 : Grand Teton National Park (U.S.A/Canada)

Spatial and Temporal Informations

Place of observation
Grand Teton National Park (U.S.A/Canada)
Date of observation
August 10, 1972 14h 28mn 29s LT
August 10, 1972 20h 28mn 29s UT
Fireball duration
101 s
Initial velocity
15.03 km/s
Start height of bolide
75.98 km
Start Coordinates
3917'20" N, 24725'30" E
Terminal height of bolide
101.55 km
Terminal Coordinates
5219'52" N, 24614'31" E
Fireball terminal velocity
14.21 km/s
Ground path of the fireball
1500 km

Video

Click on thumbnail or download
Linda Baker Video - Jackson Lake/Wyoming
Video : Linda Baker (Jackson Lake, Wyoming)

Photo

Fireball from Jackson lake, Wyoming

 
Credit: James M. Baker
 

 
Credit: James M. Baker
 

Physical and kinetics Informations

Maximum absolute magnitude
-15 -> -19 ( 58 km of height )
Pre-atmospheric mass of the meteoroid
10000 -> 1000000 kg
Corresponding size (diameter)
5 -> 10 m
Kinetic energy
2.8 -> 28 kt TNT

Orbital

Semimajor axis (a)
1.661 0.004 UA
Inclination (i)
15.22 0.03
Eccentricity (e)
0.3904 0.0016
Longitude of ascending nodet (W)
317.956
Argument of perihelion (w)
355.57 0.08
Perihelion distance (q)
1.01127 UA
Aphelion distance (Q)
2.310 0.009 UA
TXT_VUE_DESSUS
Vue parallele au grand axe
Vue parallele  la ligne des noeuds

Lien

Global Superbolide Network Archive
US19720810 (Daylight Earth grazer)
October 13, 2000
Gary w. Kronk's comets and meteor showers
Daylight Fireball of August 10, 1972
April 6, 1999
Wikipedia
The Great Daylight 1972 Fireball
 

Reference

Earth-grazing daylight fireball of August 10, 1972
Z. Ceplecha
Astronomy and Astrophysics 283 (1994), pp. 287-288