| Observer |
|---|
| Name | John B |
|---|
| Experience Level | 2/5 |
|---|
| Remarks | Hard to predict ground distance, possibly as far north as Allentown. |
|---|
| Location |
|---|
| Address | Bryn Athyn, PA |
|---|
| Latitude | 40° 8' 4.7'' N (40.13°) |
|---|
| Longitude | 75° 3' 48.31'' W (-75.06°) |
|---|
| Elevation | 87.02m |
|---|
| Time and Duration |
|---|
| Local Date & Time | 2021-03-13 00:39 EST |
|---|
| UT Date & Time | 2021-03-13 05:39 UT |
|---|
| Duration | ≈1.5s |
|---|
| Direction |
|---|
| Moving direction | From down left to up right |
|---|
| Descent Angle | 17° |
|---|
| Moving |
|---|
| Facing azimuth | 10° |
|---|
| First azimuth | 20° |
|---|
| First elevation | 35° |
|---|
| Last azimuth | - |
|---|
| Last elevation | - |
|---|
| Brightness and color |
|---|
| Stellar Magnitude | -7 |
|---|
| Color | Light Blue, Light Green |
|---|
| Concurrent Sound |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
| Delayed Sound |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
| Persistent train |
|---|
| Observation | Yes |
|---|
| Duration | 1s |
|---|
| Length | 15° |
|---|
| Remarks | light bluish train of downward sparks |
|---|
| Terminal flash |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
| Fragmentation |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
