It was (and continues to be) very smokey here on Kootenay Lake so the visual was not clear. I thought it was lightning striking but the sonic boom was different than anything I've ever heard before.
Location
Address
Balfour, British Columbia (CA)
Latitude
49° 39' 2.12'' N (49.65059°)
Longitude
116° 56' 43.37'' W (-116.945381°)
Elevation
535.286m
Time and Duration
Local Date & Time
2017-09-04 22:14 PDT
UT Date & Time
2017-09-05 05:14 UT
Duration
≈1.5s
Direction
Moving direction
From down left to up right
Descent Angle
45°
Moving
Facing azimuth
45°
First azimuth
45°
First elevation
45°
Last azimuth
45°
Last elevation
45°
Brightness and color
Stellar Magnitude
-26
Color
Red
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
Yes
Remarks
It sounded like rolling thunder that went on for several seconds
