| Observer |
|---|
| Name | Simon C |
|---|
| Experience Level | 1/5 |
|---|
| Remarks | Was not seen. Hear in Mt Helena and multiple Perth Hills suburbs. |
|---|
| Location |
|---|
| Address | Mount Helena, Western Australia (AU) |
|---|
| Latitude | 31° 51' 57.67'' S (-31.87°) |
|---|
| Longitude | 116° 12' 32.59'' E (116.21°) |
|---|
| Elevation | 306.98m |
|---|
| Time and Duration |
|---|
| Local Date & Time | 2020-11-01 20:30 AWST |
|---|
| UT Date & Time | 2020-11-01 12:30 UT |
|---|
| Duration | <1s |
|---|
| Direction |
|---|
| Moving direction | From down left to up right |
|---|
| Descent Angle | 47° |
|---|
| Moving |
|---|
| Facing azimuth | 66.01° |
|---|
| First azimuth | 73.79° |
|---|
| First elevation | - |
|---|
| Last azimuth | 84.4° |
|---|
| Last elevation | - |
|---|
| Brightness and color |
|---|
| Stellar Magnitude | - |
|---|
| Color | Not visual sound only |
|---|
| Concurrent Sound |
|---|
| Observation | Yes |
|---|
| Remarks | Large explosion and felt air movement. |
|---|
| Delayed Sound |
|---|
| Observation | Yes |
|---|
| Remarks | As above |
|---|
| Persistent train |
|---|
| Observation | Unknown |
|---|
| Duration | - |
|---|
| Length | - |
|---|
| Remarks | - |
|---|
| Terminal flash |
|---|
| Observation | Unknown |
|---|
| Remarks | - |
|---|
| Fragmentation |
|---|
| Observation | Unknown |
|---|
| Remarks | - |
|---|
