Youtube video has lots of lead and tail time, there is more video of the event. Photos were captured every 20 seconds (20 second exposures) with an all sky camera, but was only able to upload the one here.
Photo
Video
Location
Address
Sherwood Park, Alberta (CA)
Latitude
53° 30' 51.68'' N (53.514356°)
Longitude
113° 10' 51.37'' W (-113.180936°)
Elevation
732.945923m
Time and Duration
Local Date & Time
2021-02-22 06:23 MST
UT Date & Time
2021-02-22 13:23 UT
Duration
≈7.5s
Direction
Moving direction
From up to down
Descent Angle
180°
Moving
Facing azimuth
18.85°
First azimuth
152.01°
First elevation
80°
Last azimuth
358.57°
Last elevation
21°
Brightness and color
Stellar Magnitude
-26
Color
Light Yellow, White
Concurrent Sound
Observation
Unknown
Remarks
-
Delayed Sound
Observation
Unknown
Remarks
-
Persistent train
Observation
Yes
Duration
99.99s
Length
20°
Remarks
Glowing at first, then into a wisp of smoke which curved slightly over time. Photos every 20 seconds show it changing slowly, and persisting for a long time.
