Reports Report 638gb (Event 638-2015)

This report has been linked to the following event: Event 638-2015
Observer
NameMatthew B
Experience Level4/5
RemarksThe apparent speed of the object was slower than a normal meteor, but faster than an airplane. I estimated it as 1000 mph at 5 miles range, but without knowing its true range these numbers are likely well off the mark.
Location
AddressSheridan, WY
Latitude44° 45' 30.54'' N (44.76°)
Longitude 106° 56' 9.33'' W (-106.94°)
Elevation1193.55m
Time and Duration
Local Date & Time2015-03-11 06:00 MDT
UT Date & Time2015-03-11 12:00 UT
Duration≈3.5s
Direction
Moving directionFrom down left to up right
Descent Angle
Moving
Facing azimuth158°
First azimuth140°
First elevation
Last azimuth225°
Last elevation
Brightness and color
Stellar Magnitude-11
ColorLight Green, Turquoise Nucleus, White Glow surround, and white tail
Concurrent Sound
ObservationNo
Remarks-
Delayed Sound
ObservationNo
Remarks-
Persistent train
ObservationNo
Duration-
Length-
Remarks-
Terminal flash
ObservationNo
Remarks-
Fragmentation
ObservationYes
RemarksAs the fireball burned out, I detected a hint of fragmentation or disintegration.