Updated
:2013-08-22
Meteorite Action!
1972-08-10 : Grand Teton National Park (U.S.A/Canada)
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1972-08-10
Data
Video
Picture
Link
All in one
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
39°17'20" N, 247°25'30" E
Terminal height of bolide
101.55 km
Terminal Coordinates
52°19'52" N, 246°14'31" E
Fireball terminal velocity
14.21 km/s
Ground path of the fireball
1500 km
Video
Click on thumbnail or download
Video :
Linda Baker
(Jackson Lake, Wyoming)
AVI (xvid) ( 336x248 ):
3812 Ko
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
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
 
Jim & Linda Baker's web pages
Fireball
 
Reference
Earth-grazing daylight fireball of August 10, 1972
Z. Ceplecha
Astronomy and Astrophysics
283
(1994), pp. 287-288