| Observer |
|---|
| Name | Doug M |
|---|
| Experience Level | 1/5 |
|---|
| Remarks | - |
|---|
| Location |
|---|
| Address | El Cerrito, CA |
|---|
| Latitude | 37° 55' 42.13'' N (37.93°) |
|---|
| Longitude | 122° 18' 1.61'' W (-122.3°) |
|---|
| Elevation | 214.1m |
|---|
| Time and Duration |
|---|
| Local Date & Time | 2018-12-19 17:33 PST |
|---|
| UT Date & Time | 2018-12-20 01:33 UT |
|---|
| Duration | ≈20s |
|---|
| Direction |
|---|
| Moving direction | From up right to down left |
|---|
| Descent Angle | 190° |
|---|
| Moving |
|---|
| Facing azimuth | 273.3° |
|---|
| First azimuth | 274.99° |
|---|
| First elevation | 63° |
|---|
| Last azimuth | 274.48° |
|---|
| Last elevation | 34° |
|---|
| Brightness and color |
|---|
| Stellar Magnitude | 5- |
|---|
| Color | White |
|---|
| Concurrent Sound |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
| Delayed Sound |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
| Persistent train |
|---|
| Observation | Yes |
|---|
| Duration | 99.99s |
|---|
| Length | 15° |
|---|
| Remarks | Smoke trail. |
|---|
| Terminal flash |
|---|
| Observation | Yes |
|---|
| Remarks | Looked like a plane breaking the sound barrier, flash and vapor cone |
|---|
| Fragmentation |
|---|
| Observation | Unknown |
|---|
| Remarks | - |
|---|
| Photo |
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