| Observer |
|
Name |
Kyle G |
|
Experience Level |
1/5
|
|
Remarks |
Planes appeared in same vicinity of sighting minutes after sighting |
| Location |
|
Address |
Portland, OR |
|
Latitude |
45° 31' 20.3'' N (45.522305°)
|
|
Longitude |
122° 38' 44.29'' W (-122.645636°)
|
|
Elevation |
42.776m |
| Time and Duration |
|
Local Date & Time |
2017-07-29 22:15 PDT
|
|
UT Date & Time |
2017-07-30 05:15 UT
|
|
Duration |
≈3.5s
|
| Direction |
|
Moving direction |
From up right to down left |
|
Descent Angle |
219° |
| Moving |
|
Facing azimuth |
358.41° |
|
First azimuth |
4.71° |
|
First elevation |
67° |
|
Last azimuth |
348.56° |
|
Last elevation |
15° |
| Brightness and color |
|
Stellar Magnitude |
-16 |
|
Color |
Green, Light Green, White |
| Concurrent Sound |
|
Observation |
No |
|
Remarks |
- |
| Delayed Sound |
|
Observation |
No |
|
Remarks |
- |
| Persistent train |
|
Observation |
Yes |
|
Duration |
3s |
|
Length |
6° |
|
Remarks |
Glowing green train, burned until comet stopped appearing |
| Terminal flash |
|
Observation |
No |
|
Remarks |
- |
| Fragmentation |
|
Observation |
No |
|
Remarks |
- |
