Alot of people from here and Campbell county seen it, and some said that their house actually shook, and they heard a loud boom such as a sonic boom/
Location
Address
Selby, SD
Latitude
45° 30' 18.68'' N (45.505189°)
Longitude
100° 2' 16.28'' W (-100.037856°)
Elevation
-
Time and Duration
Local Date & Time
2011-08-23 21:30 CDT
UT Date & Time
2011-08-24 02:30 UT
Duration
≈3.5s
Direction
Moving direction
-
Descent Angle
-
Moving
Facing azimuth
-1°
First azimuth
-1°
First elevation
-
Last azimuth
-1°
Last elevation
-
Brightness and color
Stellar Magnitude
1
Color
bright white with ending
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Unknown
Duration
-1s
Length
-1°
Remarks
I was inside at work and all I saw was a bright white flash that lite up the sky that kind of ended with a bluish color. It was very quick. Didn\'t hear anything. It appeared to lite up the entire outside and that is what drew my attention as it flashed ending with a quick bluish color.
