My wife confirmed a possible associated "rumble" heard in our apartment (approximately 1 mile from the sighting) associated with the object, but I cannot confirm since we live next to a busy road which provides many rumbles to listen to.
Location
Address
Spokane, WA
Latitude
47° 40' 25.19'' N (47.673665°)
Longitude
117° 14' 34.27'' W (-117.242852°)
Elevation
606.765686m
Time and Duration
Local Date & Time
2013-09-17 00:15 PDT
UT Date & Time
2013-09-17 07:15 UT
Duration
≈3.5s
Direction
Moving direction
From up to down
Descent Angle
180°
Moving
Facing azimuth
71.22°
First azimuth
69.07°
First elevation
39°
Last azimuth
72.16°
Last elevation
20°
Brightness and color
Stellar Magnitude
-7
Color
Light Green
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
1s
Length
-
Remarks
Appeared to be a smoke trail, lit from below by the fireball itself, very faint
