Reports Report 451bx (Event 451-2015)

Observer
Name Doug S
Experience Level 3/5
Remarks The tail was between 15-30 degrees long across the sky, and was dwindling, but continued on once it hit my horizon in the sky.
Location
Address Helena, Mt
Latitude 46° 43' 25.32'' N (46.7237°)
Longitude 112° 1' 20.54'' W (-112.022372°)
Elevation 1173.216309m
Time and Duration
Local Date & Time 2015-02-23 22:57 MST
UT Date & Time 2015-02-24 05:57 UT
Duration ≈45s
Direction
Moving direction From up left to down right
Descent Angle 106°
Moving
Facing azimuth 282.38°
First azimuth 272.83°
First elevation 21°
Last azimuth 332.14°
Last elevation
Brightness and color
Stellar Magnitude -10
Color Orange, Yellow
Concurrent Sound
Observation No
Remarks -
Delayed Sound
Observation Unknown
Remarks -
Persistent train
Observation No
Duration -
Length -
Remarks -
Terminal flash
Observation No
Remarks -
Fragmentation
Observation Yes
Remarks There was an initial fireball in front, that fragmented into approximately 10-12 pieces that I could tell. Then a second fireball about 15-20 degrees behind, but on the same path had 5-10 small fragments and about half the tail of the first fireball.