| Observer |
|
Name |
Clif L |
|
Experience Level |
3/5
|
|
Remarks |
My wife alerted me to fireball so I cannot be certain where it 1st appeared or what its duration was. My report is of what I myself saw. |
| Location |
|
Address |
Portland, OR |
|
Latitude |
45° 27' 55.29'' N (45.465358°)
|
|
Longitude |
122° 33' 10.72'' W (-122.552978°)
|
|
Elevation |
125.609m |
| Time and Duration |
|
Local Date & Time |
2017-07-29 22:00 PDT
|
|
UT Date & Time |
2017-07-30 05:00 UT
|
|
Duration |
≈20s
|
| Direction |
|
Moving direction |
From up right to down left |
|
Descent Angle |
183° |
| Moving |
|
Facing azimuth |
6.01° |
|
First azimuth |
4.12° |
|
First elevation |
45° |
|
Last azimuth |
1.5° |
|
Last elevation |
30° |
| Brightness and color |
|
Stellar Magnitude |
-10 |
|
Color |
Green |
| Concurrent Sound |
|
Observation |
No |
|
Remarks |
- |
| Delayed Sound |
|
Observation |
No |
|
Remarks |
- |
| Persistent train |
|
Observation |
No |
|
Duration |
- |
|
Length |
- |
|
Remarks |
- |
| Terminal flash |
|
Observation |
Yes |
|
Remarks |
brief bright white "explosion" with no subsequent afterimage |
| Fragmentation |
|
Observation |
No |
|
Remarks |
- |
