| Observer |
|
Name |
Mark L |
|
Experience Level |
3/5
|
|
Remarks |
- |
| Location |
|
Address |
Mchenry, IL |
|
Latitude |
42° 15' 39.95'' N (42.261097°)
|
|
Longitude |
88° 13' 2.27'' W (-88.217297°)
|
|
Elevation |
- |
| Time and Duration |
|
Local Date & Time |
2011-05-12 23:30 CDT
|
|
UT Date & Time |
2011-05-13 04:30 UT
|
|
Duration |
≈3.5s
|
| Direction |
|
Moving direction |
From left to right |
|
Descent Angle |
90° |
| Moving |
|
Facing azimuth |
153.43479° |
|
First azimuth |
168.79906° |
|
First elevation |
45° |
|
Last azimuth |
102.89978° |
|
Last elevation |
30° |
| Brightness and color |
|
Stellar Magnitude |
-11 |
|
Color |
white |
| Concurrent Sound |
|
Observation |
No |
|
Remarks |
- |
| Delayed Sound |
|
Observation |
No |
|
Remarks |
- |
| Persistent train |
|
Observation |
Yes |
|
Duration |
2s |
|
Length |
10° |
|
Remarks |
very faint train |
| Terminal flash |
|
Observation |
No |
|
Remarks |
very slight flash at starting and ending |
| Fragmentation |
|
Observation |
Yes |
|
Remarks |
- |
