Reports Report 2070af (Event 2070-2019)

This report has been linked to the following event: Event 2070-2019
Observer
NameRobert B
Experience Level1/5
RemarksAs noted above, I wonder if I heard a sonic boom about two minutes after the visual event.
Location
AddressColoma, MI
Latitude42° 15' 22.78'' N (42.26°)
Longitude 86° 20' 38.7'' W (-86.34°)
Elevation205.33m
Time and Duration
Local Date & Time2019-05-11 00:45 EDT
UT Date & Time2019-05-11 04:45 UT
Duration≈3.5s
Direction
Moving directionFrom right to left
Descent Angle270°
Moving
Facing azimuth270°
First azimuth310°
First elevation60°
Last azimuth225°
Last elevation65°
Brightness and color
Stellar Magnitude-16
ColorLight Blue, Yellow, White
Concurrent Sound
ObservationNo
Remarks-
Delayed Sound
ObservationUnknown
Remarks-
Persistent train
ObservationNo
Duration-
Length-
Remarks-
Terminal flash
ObservationNo
Remarks-
Fragmentation
ObservationYes
RemarksIt seemed there was a closely grouped cluster of trajectories. Also, about two minutes after the visual event I wondered if I heard a sonic boom.