| Observer |
|
Name |
Adam H |
|
Experience Level |
1/5
|
|
Remarks |
Delayed Double Sonic Boom |
| Location |
|
Address |
Lake Crystal, MN |
|
Latitude |
44° 6' 17.72'' N (44.104922°)
|
|
Longitude |
94° 13' 6.81'' W (-94.218557°)
|
|
Elevation |
- |
| Time and Duration |
|
Local Date & Time |
2007-08-17 21:15 CDT (
|
|
UT Date & Time |
2007-08-18 02:15 UT
|
|
Duration |
≈7.5s
|
| Direction |
|
Moving direction |
- |
|
Descent Angle |
- |
| Moving |
|
Facing azimuth |
-1° |
|
First azimuth |
225° |
|
First elevation |
-1° |
|
Last azimuth |
135° |
|
Last elevation |
-1° |
| Brightness and color |
|
Stellar Magnitude |
-7 |
|
Color |
White and Red |
| Concurrent Sound |
|
Observation |
Yes |
|
Remarks |
- |
| Delayed Sound |
|
Observation |
Yes |
|
Remarks |
- |
| Persistent train |
|
Observation |
Yes |
|
Duration |
-1s |
|
Length |
-1° |
|
Remarks |
- |
| Terminal flash |
|
Observation |
Yes |
|
Remarks |
- |
| Fragmentation |
|
Observation |
Unknown |
|
Remarks |
- |
