| Observer | |
|---|---|
| Name | Steve M |
| Experience Level | 2/5 |
| Remarks | Exceptionally bright - enough to immediately draw my attention while driving. Because I was in a car I didn't hear anything but I observed a couple of purple emerging from a house to look at the plunge, so there may have been sound. |
| Location | |
|---|---|
| Address | Berkeley, CA |
| Latitude | 37° 52' 40.41'' N (37.877891°) |
| Longitude | 122° 16' 24.1'' W (-122.273361°) |
| Elevation | 60.985748m |
| Time and Duration | |
|---|---|
| Local Date & Time | 2018-12-19 17:34 PST |
| UT Date & Time | 2018-12-20 01:34 UT |
| Duration | ≈1.5s |
| Direction | |
|---|---|
| Moving direction | From up right to down left |
| Descent Angle | 196° |
| Moving | |
|---|---|
| Facing azimuth | 256.12° |
| First azimuth | 260.37° |
| First elevation | 35° |
| Last azimuth | 258.97° |
| Last elevation | 20° |
| Brightness and color | |
|---|---|
| Stellar Magnitude | -18 |
| Color | White |
| Concurrent Sound | |
|---|---|
| Observation | Unknown |
| Remarks | - |
| Delayed Sound | |
|---|---|
| Observation | Unknown |
| Remarks | - |
| Persistent train | |
|---|---|
| Observation | Yes |
| Duration | 99s |
| Length | 10° |
| Remarks | Glowing, persisted for at least 10 minutes. Initially straight, gradually distorted but did not dissipate - even after several minutes the train was roughly the same dimensions, just twisted. |
| Terminal flash | |
|---|---|
| Observation | Yes |
| Remarks | Very brief, bright white flash immediately followed by a glowing train of smoke |
| Fragmentation | |
|---|---|
| Observation | No |
| Remarks | - |