Having seen the special persieds shower this year on perfect conditions in Slovakia I can safely day this was bigger than any of these and yet no boom (I heard 2 in Slovakia)
Location
Address
Bromley, England (GB)
Latitude
51° 24' 4.02'' N (51.401118°)
Longitude
0° 0' 37.72'' W (0.010479°)
Elevation
41.59235m
Time and Duration
Local Date & Time
2016-09-23 23:36 BST
UT Date & Time
2016-09-23 22:36 UT
Duration
≈7.5s
Direction
Moving direction
From up right to down left
Descent Angle
182°
Moving
Facing azimuth
144.07°
First azimuth
138.76°
First elevation
57°
Last azimuth
132.81°
Last elevation
9°
Brightness and color
Stellar Magnitude
-14
Color
Blue, Yellow
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
4s
Length
40°
Remarks
Glowing train, seemed to change from yellow to blue
Terminal flash
Observation
Yes
Remarks
Final bright flash, white yellow. Expected a boom but was none.
