| Observer | |
|---|---|
| Name | Fab W | 
| Experience Level | 3/5 | 
| Remarks | I did not see the initial atmospheric entry, i was just able to observe the aftermath. Luckily I was about to set up a camera and tripod on Bernal Heights summit to try capturing the Delta IV heavy launch from VDB base, and was able to get a good shot of the train. | 
| Location | |
|---|---|
| Address | San Francisco, CA | 
| Latitude | 37° 44' 32.49'' N (37.742359°) | 
| Longitude | 122° 24' 56.68'' W (-122.415745°) | 
| Elevation | 116.019821m | 
| Time and Duration | |
|---|---|
| Local Date & Time | 2018-12-19 17:35 PST | 
| UT Date & Time | 2018-12-20 01:35 UT | 
| Duration | >60s | 
| Direction | |
|---|---|
| Moving direction | From up right to down left | 
| Descent Angle | 220° | 
| Moving | |
|---|---|
| Facing azimuth | 250° | 
| First azimuth | 250° | 
| First elevation | 23° | 
| Last azimuth | 250° | 
| Last elevation | 23° | 
| Brightness and color | |
|---|---|
| Stellar Magnitude | -11 | 
| Color | White | 
| Concurrent Sound | |
|---|---|
| Observation | No | 
| Remarks | - | 
| Delayed Sound | |
|---|---|
| Observation | No | 
| Remarks | - | 
| Persistent train | |
|---|---|
| Observation | Yes | 
| Duration | 99.99s | 
| Length | 30° | 
| Remarks | long train that was starting to get stretched by high atmosphere winds | 
| Terminal flash | |
|---|---|
| Observation | No | 
| Remarks | - | 
| Fragmentation | |
|---|---|
| Observation | No | 
| Remarks | - |