| Observer | |
|---|---|
| Name | Christopher W | 
| Experience Level | 1/5 | 
| Remarks | I was driving a train at 100mph at the time, and due to the noise of the train going along/wind noise etc. I was unable to tell if there was any noise associated with it. Very bright, white light, with tail. Possibly a green lower edge. | 
| Location | |
|---|---|
| Address | New Barnet, England (GB) | 
| Latitude | 51° 39' 24.62'' N (51.656838°) | 
| Longitude | 0° 10' 31.18'' W (-0.175329°) | 
| Elevation | 75.786018m | 
| Time and Duration | |
|---|---|
| Local Date & Time | 2017-12-31 17:34 GMT | 
| UT Date & Time | 2017-12-31 17:34 UT | 
| Duration | ≈20s | 
| Direction | |
|---|---|
| Moving direction | From up right to down left | 
| Descent Angle | 260° | 
| Moving | |
|---|---|
| Facing azimuth | 357° | 
| First azimuth | 15° | 
| First elevation | 60° | 
| Last azimuth | 320° | 
| Last elevation | 40° | 
| Brightness and color | |
|---|---|
| Stellar Magnitude | -20 | 
| Color | White, possibly some green | 
| Concurrent Sound | |
|---|---|
| Observation | Unknown | 
| Remarks | - | 
| Delayed Sound | |
|---|---|
| Observation | Unknown | 
| Remarks | - | 
| Persistent train | |
|---|---|
| Observation | No | 
| Duration | - | 
| Length | - | 
| Remarks | - | 
| Terminal flash | |
|---|---|
| Observation | No | 
| Remarks | - | 
| Fragmentation | |
|---|---|
| Observation | No | 
| Remarks | - |