I’m a commercial pilot, studied weather in college, and I new enough to seek out an agency to report it. I observed the roof tops and my surroundings to try to see if it was fireworks.
Location
Address
Chicago, IL
Latitude
41° 54' 45.21'' N (41.912558°)
Longitude
87° 41' 10.4'' W (-87.686222°)
Elevation
181.214935m
Time and Duration
Local Date & Time
2019-05-10 23:45 CDT
UT Date & Time
2019-05-11 04:45 UT
Duration
≈1.5s
Direction
Moving direction
From up left to down right
Descent Angle
108°
Moving
Facing azimuth
90°
First azimuth
30°
First elevation
17°
Last azimuth
110°
Last elevation
10°
Brightness and color
Stellar Magnitude
-14
Color
Light Blue
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Unknown
Duration
-
Length
-
Remarks
-
Terminal flash
Observation
No
Remarks
-
Fragmentation
Observation
Yes
Remarks
It looked like multiple pieces of light, similar to 5-6 Roman candles in a tight formation with various intensity of brightness with some trailing others.
