| Observer |
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| Name | Serge Y |
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| Experience Level | 2/5 |
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| Remarks | Very bright streak not far from the ground. About 2 minutes after we saw the fireball we heard a boom and felt a slight tremor. |
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| Location |
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| Address | Gracefield, Québec (CA) |
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| Latitude | 46° 5' 35.94'' N (46.09°) |
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| Longitude | 76° 5' 4.26'' W (-76.08°) |
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| Elevation | 181.55m |
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| Time and Duration |
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| Local Date & Time | 2021-08-20 22:38 EDT |
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| UT Date & Time | 2021-08-21 02:38 UT |
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| Duration | ≈7.5s |
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| Direction |
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| Moving direction | From up left to down right |
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| Descent Angle | 93° |
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| Moving |
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| Facing azimuth | 80° |
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| First azimuth | 33.99° |
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| First elevation | 35° |
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| Last azimuth | 132.73° |
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| Last elevation | 10° |
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| Brightness and color |
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| Stellar Magnitude | -12 |
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| Color | Light Blue, White |
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| Concurrent Sound |
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| Observation | No |
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| Remarks | - |
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| Delayed Sound |
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| Observation | Yes |
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| Remarks | Impact boom |
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| Persistent train |
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| Observation | Unknown |
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| Duration | - |
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| Length | - |
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| Remarks | - |
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| Terminal flash |
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| Observation | No |
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| Remarks | - |
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| Fragmentation |
|---|
| Observation | No |
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| Remarks | - |
|---|
