At that time I though it is a firework, one of my fellow observer has seen it as well. Today I have read about it so I want to report that I have seen it from as far as London - it make sense as sky was very clear at that time.
Location
Address
, England (GB)
Latitude
51° 29' 46.2'' N (51.496168°)
Longitude
0° 7' 15.41'' W (-0.120946°)
Elevation
3.424026m
Time and Duration
Local Date & Time
2022-09-14 21:30 BST
UT Date & Time
2022-09-14 20:30 UT
Duration
≈7.5s
Direction
Moving direction
From down left to up right
Descent Angle
81°
Moving
Facing azimuth
310°
First azimuth
308°
First elevation
15°
Last azimuth
310°
Last elevation
15°
Brightness and color
Stellar Magnitude
-12
Color
Light Yellow, White
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
No
Duration
-
Length
-
Remarks
-
Terminal flash
Observation
Yes
Remarks
looked like firework - I thought it is one actually
Fragmentation
Observation
Yes
Remarks
It looked like firework in te wind - moving forward but splitting into many pieces