| Observer |
|
Name |
Stephan S |
|
Experience Level |
4/5
|
|
Remarks |
The hour and minute are exactly correct. Began in a region near dubhe, and ended down in draco, from our vantage point. |
| Location |
|
Address |
Markham, IL |
|
Latitude |
41° 35' 17.92'' N (41.58831°)
|
|
Longitude |
87° 42' 47.09'' W (-87.71308°)
|
|
Elevation |
200.135m |
| Time and Duration |
|
Local Date & Time |
2017-12-18 23:50 CST
|
|
UT Date & Time |
2017-12-19 05:50 UT
|
|
Duration |
≈3.5s
|
| Direction |
|
Moving direction |
From up right to down left |
|
Descent Angle |
182° |
| Moving |
|
Facing azimuth |
7° |
|
First azimuth |
7° |
|
First elevation |
75° |
|
Last azimuth |
7° |
|
Last elevation |
15° |
| Brightness and color |
|
Stellar Magnitude |
-9 |
|
Color |
Light Green, White |
| Concurrent Sound |
|
Observation |
No |
|
Remarks |
- |
| Delayed Sound |
|
Observation |
Unknown |
|
Remarks |
- |
| Persistent train |
|
Observation |
No |
|
Duration |
- |
|
Length |
- |
|
Remarks |
- |
| Terminal flash |
|
Observation |
Yes |
|
Remarks |
Bright green flash |
| Fragmentation |
|
Observation |
No |
|
Remarks |
- |
