| Observer |
|
Name |
Brianna R |
|
Experience Level |
1/5
|
|
Remarks |
This was an abnormally bright green light that we saw in the sky and in an instant flashed into a light blue and was gone. |
| Location |
|
Address |
Hanover Park, IL |
|
Latitude |
41° 59' 0.02'' N (41.98334°)
|
|
Longitude |
88° 8' 56.35'' W (-88.148985°)
|
|
Elevation |
246.002m |
| Time and Duration |
|
Local Date & Time |
2018-02-20 22:21 CST
|
|
UT Date & Time |
2018-02-21 04:21 UT
|
|
Duration |
≈1.5s
|
| Direction |
|
Moving direction |
From down left to up right |
|
Descent Angle |
88° |
| Moving |
|
Facing azimuth |
45° |
|
First azimuth |
90° |
|
First elevation |
45° |
|
Last azimuth |
45° |
|
Last elevation |
45° |
| Brightness and color |
|
Stellar Magnitude |
-13 |
|
Color |
Light Blue, Light Green |
| Concurrent Sound |
|
Observation |
No |
|
Remarks |
- |
| Delayed Sound |
|
Observation |
No |
|
Remarks |
- |
| Persistent train |
|
Observation |
Unknown |
|
Duration |
- |
|
Length |
- |
|
Remarks |
- |
| Terminal flash |
|
Observation |
Yes |
|
Remarks |
Sitting in our bedroom, my husband and I saw a bright green light through our window that lasted about 2 secs |
| Fragmentation |
|
Observation |
Unknown |
|
Remarks |
- |
