I could tell it wasn't a firework due to its trajectory and how massive the ball of green flames were and the fact that it was bright and lit up the street i was standing on and the block behind the building where i lost view but saw the green hue still.
Location
Address
Los Angeles, CA
Latitude
34° 2' 46.5'' N (34.046251°)
Longitude
118° 15' 38.74'' W (-118.26076°)
Elevation
77.864388m
Time and Duration
Local Date & Time
2015-07-30 04:48 PDT
UT Date & Time
2015-07-30 11:48 UT
Duration
≈7.5s
Direction
Moving direction
From up left to down right
Descent Angle
110°
Moving
Facing azimuth
149.14°
First azimuth
79.14°
First elevation
33°
Last azimuth
186.14°
Last elevation
19°
Brightness and color
Stellar Magnitude
-18
Color
Dark Green
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
Yes
Remarks
A muffle sound at first, thats what grabbed my attention then a boom which i guess was the sonic barrier.