Wide bright trail that narrowed slightly at the head. The fireball curved as it traveled. My viewing position was from my 9th floor building not the ground.
Location
Address
Philadelphia, PA
Latitude
39° 57' 36.48'' N (39.960133°)
Longitude
75° 10' 33.93'' W (-75.176091°)
Elevation
7.625m
Time and Duration
Local Date & Time
2017-09-17 00:58 EDT
UT Date & Time
2017-09-17 04:58 UT
Duration
≈3.5s
Direction
Moving direction
From up left to down right
Descent Angle
98°
Moving
Facing azimuth
229.71°
First azimuth
242°
First elevation
50°
Last azimuth
251.1°
Last elevation
39°
Brightness and color
Stellar Magnitude
-28
Color
Light Yellow
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
2s
Length
-
Remarks
It was a wide smoke and glowing trail. It seemed to have curved as it traveled. The head was smaller and seemed to have just quickly bursted or disappeared while still in the air. I was on the 9th Floor of my building.
Terminal flash
Observation
Yes
Remarks
Front part seemed to burst (flash). I did not notice fragments.
