I am an academic administrator at Dixie State University in St. George, Utah.
Location
Address
Hildale, UT
Latitude
37° 4' 16.88'' N (37.071355°)
Longitude
113° 6' 32.77'' W (-113.109103°)
Elevation
1481.622803m
Time and Duration
Local Date & Time
2013-12-12 11:05 MST
UT Date & Time
2013-12-12 18:05 UT
Duration
≈3.5s
Direction
Moving direction
From up right to down left
Descent Angle
225°
Moving
Facing azimuth
23.61°
First azimuth
25.12°
First elevation
35°
Last azimuth
10.96°
Last elevation
30°
Brightness and color
Stellar Magnitude
-24
Color
Light Yellow
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
90s
Length
10°
Remarks
Bright sunny blue sky. Trail looked much like jet vapor trail, not black smoke, more light grey. Trail lingered quite a while even though event lasted only a few seconds.
Terminal flash
Observation
Yes
Remarks
At first there was just the whitish trail, then a 1 second-ish burn that quickly grew very bright then disappeared. Again, this was in full bright daylight 1105 am.