| Observer |
|---|
| Name | Alan R |
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| Experience Level | 1/5 |
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| Remarks | My wife and I both saw this, and we were both amazed. It was quite bright, and straight, and quick. |
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| Location |
|---|
| Address | Bryn Mawr, PA |
|---|
| Latitude | 39° 59' 55.78'' N (40°) |
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| Longitude | 75° 20' 41.99'' W (-75.34°) |
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| Elevation | 83.04m |
|---|
| Time and Duration |
|---|
| Local Date & Time | 2021-12-23 07:10 EST |
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| UT Date & Time | 2021-12-23 12:10 UT |
|---|
| Duration | ≈1.5s |
|---|
| Direction |
|---|
| Moving direction | From up right to down left |
|---|
| Descent Angle | 257° |
|---|
| Moving |
|---|
| Facing azimuth | 214.5° |
|---|
| First azimuth | 249.07° |
|---|
| First elevation | 37° |
|---|
| Last azimuth | 179.11° |
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| Last elevation | 27° |
|---|
| Brightness and color |
|---|
| Stellar Magnitude | -22 |
|---|
| Color | Light Yellow |
|---|
| Concurrent Sound |
|---|
| Observation | No |
|---|
| Remarks | - |
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| Delayed Sound |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
| Persistent train |
|---|
| Observation | No |
|---|
| Duration | - |
|---|
| Length | - |
|---|
| Remarks | - |
|---|
| Terminal flash |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
| Fragmentation |
|---|
| Observation | Unknown |
|---|
| Remarks | - |
|---|
