Reports Report 2070bx (Event 2070-2019)

This report has been linked to the following event: Event 2070-2019
Observer
NameBenjamin C
Experience Level2/5
RemarksI’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
AddressChicago, IL
Latitude41° 54' 45.21'' N (41.91°)
Longitude 87° 41' 10.4'' W (-87.69°)
Elevation181.21m
Time and Duration
Local Date & Time2019-05-10 23:45 CDT
UT Date & Time2019-05-11 04:45 UT
Duration≈1.5s
Direction
Moving directionFrom up left to down right
Descent Angle108°
Moving
Facing azimuth90°
First azimuth30°
First elevation17°
Last azimuth110°
Last elevation10°
Brightness and color
Stellar Magnitude-14
ColorLight Blue
Concurrent Sound
ObservationNo
Remarks-
Delayed Sound
ObservationNo
Remarks-
Persistent train
ObservationUnknown
Duration-
Length-
Remarks-
Terminal flash
ObservationNo
Remarks-
Fragmentation
ObservationYes
RemarksIt 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.