event lasted 3 1/2 seconds (14 frames of security camera at 4 fps. Sky was starry. To the eye it was very bright like a rocket or fireworks. Security camera shows it casting shadows.
Location
Address
Whitefish, MT
Latitude
48° 23' 4.77'' N (48.384658°)
Longitude
114° 26' 53.75'' W (-114.448265°)
Elevation
918.492249m
Time and Duration
Local Date & Time
2020-05-22 00:49 MDT
UT Date & Time
2020-05-22 06:49 UT
Duration
≈3.5s
Direction
Moving direction
From up left to down right
Descent Angle
170°
Moving
Facing azimuth
243.9°
First azimuth
229.09°
First elevation
33°
Last azimuth
250.35°
Last elevation
10°
Brightness and color
Stellar Magnitude
-14
Color
Purple, Yellow, White
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
No
Duration
-
Length
-
Remarks
-
Terminal flash
Observation
Unknown
Remarks
-
Fragmentation
Observation
Yes
Remarks
surveillance video shows 2 dots once flash has stopped overwhelming image. Visually there appeared to be a bright colored steam vertically to the East of the trajectory.
