This is the second fireball I have seen, it is an awesome experience.
Location
Address
Kalispell, MT
Latitude
48° 13' 50.08'' N (48.230577°)
Longitude
114° 16' 5.25'' W (-114.268124°)
Elevation
890.919m
Time and Duration
Local Date & Time
2017-05-03 21:45 MDT
UT Date & Time
2017-05-04 03:45 UT
Duration
≈3.5s
Direction
Moving direction
From down left to up right
Descent Angle
25°
Moving
Facing azimuth
14.02°
First azimuth
351.33°
First elevation
45°
Last azimuth
36.06°
Last elevation
35°
Brightness and color
Stellar Magnitude
-22
Color
White
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
No
Duration
-
Length
-
Remarks
-
Terminal flash
Observation
No
Remarks
-
Fragmentation
Observation
Yes
Remarks
It had a tail approx 8 times longer than the diameter of the fireball, approx 7 flaming fragments came off at the last part of visible travel. Scary cool!