A very brief view through a picture window, but very vivid. I'm confident that we saw just the final seconds of a longer flight path. Did not note exact time, but between 19:30 and 20:00.
Location
Address
Golden, CO
Latitude
39° 46' 32.05'' N (39.77557°)
Longitude
105° 11' 35.99'' W (-105.19333°)
Elevation
1749.646m
Time and Duration
Local Date & Time
2017-12-14 19:45 MST
UT Date & Time
2017-12-15 02:45 UT
Duration
≈3.5s
Direction
Moving direction
From up right to down left
Descent Angle
256°
Moving
Facing azimuth
100°
First azimuth
100°
First elevation
20°
Last azimuth
80°
Last elevation
15°
Brightness and color
Stellar Magnitude
-15
Color
Orange, Light Yellow, Red
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
Unknown
Remarks
-
Persistent train
Observation
Yes
Duration
3s
Length
10°
Remarks
Also sparks
Terminal flash
Observation
Unknown
Remarks
-
Fragmentation
Observation
Yes
Remarks
Seemed to break into several pieces just before burning out.
