| Observer |
|---|
| Name | Ian F |
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| Experience Level | 2/5 |
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| Remarks | It more or less disappeared there was no noise but it lit up the sky, very bright. It was a chilling yet extraordinary experience. |
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| Location |
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| Address | Hartland, WI |
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| Latitude | 43° 11' 14.61'' N (43.19°) |
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| Longitude | 88° 20' 22.81'' W (-88.34°) |
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| Elevation | 288.5m |
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| Time and Duration |
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| Local Date & Time | 2017-12-18 23:40 CST |
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| UT Date & Time | 2017-12-19 05:40 UT |
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| Duration | ≈3.5s |
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| Direction |
|---|
| Moving direction | From up right to down left |
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| Descent Angle | 234° |
|---|
| Moving |
|---|
| Facing azimuth | 110.26° |
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| First azimuth | 109.59° |
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| First elevation | 22° |
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| Last azimuth | 91.01° |
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| Last elevation | 11° |
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| Brightness and color |
|---|
| Stellar Magnitude | -10 |
|---|
| Color | Light Blue |
|---|
| Concurrent Sound |
|---|
| Observation | No |
|---|
| Remarks | - |
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| Delayed Sound |
|---|
| Observation | No |
|---|
| Remarks | - |
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| Persistent train |
|---|
| Observation | Yes |
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| Duration | 2s |
|---|
| Length | 10° |
|---|
| Remarks | It was like a rainbow |
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| Terminal flash |
|---|
| Observation | No |
|---|
| Remarks | - |
|---|
| Fragmentation |
|---|
| Observation | Unknown |
|---|
| Remarks | - |
|---|
