Observer |
Name |
John S |
Experience Level |
4/5
|
Remarks |
The initial flash was startlingly bright. The duration was long enough for me to alert my friend to look up. |
Location |
Address |
Monroe, WA |
Latitude |
47° 47' 42.63'' N (47.795175°)
|
Longitude |
121° 58' 46.22'' W (-121.979506°)
|
Elevation |
13.472m |
Time and Duration |
Local Date & Time |
2017-07-29 21:54 PDT
|
UT Date & Time |
2017-07-30 04:54 UT
|
Duration |
≈3.5s
|
Direction |
Moving direction |
From up right to down left |
Descent Angle |
267° |
Moving |
Facing azimuth |
1.68° |
First azimuth |
108.81° |
First elevation |
65° |
Last azimuth |
345.63° |
Last elevation |
55° |
Brightness and color |
Stellar Magnitude |
-8 |
Color |
Blue, Red, White |
Concurrent Sound |
Observation |
No |
Remarks |
- |
Delayed Sound |
Observation |
No |
Remarks |
- |
Persistent train |
Observation |
Yes |
Duration |
- |
Length |
- |
Remarks |
- |
Terminal flash |
Observation |
Yes |
Remarks |
Initially we saw a bright flash reflected on the ground, then looked up. |
Fragmentation |
Observation |
Yes |
Remarks |
some small bits breaking off the main path, along with some color changes. |