I didn't see the beginning of the fireball, but most likely lasted much longer than my observation time (~8sec.) before being obstructed by mountains to my west.
Location
Address
Morrison, CO
Latitude
39° 38' 56.94'' N (39.649151°)
Longitude
105° 11' 33.76'' W (-105.19271°)
Elevation
1795.761597m
Time and Duration
Local Date & Time
2015-03-11 05:59 MDT
UT Date & Time
2015-03-11 11:59 UT
Duration
≈7.5s
Direction
Moving direction
From right to left
Descent Angle
270°
Moving
Facing azimuth
355°
First azimuth
20°
First elevation
35°
Last azimuth
310°
Last elevation
33°
Brightness and color
Stellar Magnitude
-7
Color
Light Blue
Concurrent Sound
Observation
Unknown
Remarks
-
Delayed Sound
Observation
Unknown
Remarks
-
Persistent train
Observation
Yes
Duration
2s
Length
2°
Remarks
wasn't very apparent.
Terminal flash
Observation
Unknown
Remarks
-
Fragmentation
Observation
Yes
Remarks
A short tail of fragmentation was obvious. Smoke wasn't as obvious. I lost view of the fireball due to mountains to the west of my location.
