The horizon is not level. I was gazing at Mount Helena in the night sky after shoveling. Thus, the angle might be a bit off. The time is estimates because my watch was buried under heavy mittens.
Location
Address
Helena, MT
Latitude
46° 35' 58.95'' N (46.599707°)
Longitude
112° 4' 5.14'' W (-112.068094°)
Elevation
1270.855m
Time and Duration
Local Date & Time
2018-01-01 22:45 MST
UT Date & Time
2018-01-02 05:45 UT
Duration
<1s
Direction
Moving direction
From up right to down left
Descent Angle
234°
Moving
Facing azimuth
122.06°
First azimuth
60°
First elevation
47°
Last azimuth
65°
Last elevation
25°
Brightness and color
Stellar Magnitude
-9
Color
Orange, Yellow
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
1s
Length
15°
Remarks
Glowing train that looked like sparks, but not like fireworks
