Reports Report 3519a (Event 3519-2017)

Name Luna M
Experience Level 1/5
Remarks No one commented on the two incidents of intense blue light followed by two loud booms. How is this possible?
Address Newton, MA
Latitude 42° 19' 15.4'' N (42.320944°)
Longitude 71° 10' 47.08'' W (-71.179745°)
Elevation 63.596m
Time and Duration
Local Date & Time 2017-09-29 02:00 EDT
UT Date & Time 2017-09-29 06:00 UT
Duration ≈3.5s
Moving direction From up left to down right
Descent Angle 99°
Facing azimuth -
First azimuth 256.34°
First elevation 18°
Last azimuth 112.15°
Last elevation 16°
Brightness and color
Stellar Magnitude -20
Color Blue
Concurrent Sound
Observation No
Remarks -
Delayed Sound
Observation Yes
Remarks heard a boom as if there were an accident on route 9, then heard a second boom. Boom was after the blue lights
Persistent train
Observation Unknown
Duration -
Length -
Remarks -
Terminal flash
Observation No
Remarks -
Observation No
Remarks -