Reports Report 1528hw (Event 1528-2012)

Observer
Name Matthew
Experience Level 2/5
Remarks I was startled by how bright it was. Sitting outside on the patio in very dim light spilling out of a house window, it was like the was a silent helicopter with a search light was shining down on me. Very intense. It passed nearly overhead for about 4 seconds.
Location
Address San Rafael, CA
Latitude 38° 0' 49.29'' N (38.013692°)
Longitude 122° 33' 55.37'' W (-122.565381°)
Elevation -
Time and Duration
Local Date & Time 2012-10-17 19:50 PDT
UT Date & Time 2012-10-18 02:50 UT
Duration ≈3.5s
Direction
Moving direction From right to left
Descent Angle 270°
Moving
Facing azimuth 277.74107°
First azimuth 231.51856°
First elevation 80°
Last azimuth 20.43337°
Last elevation 85°
Brightness and color
Stellar Magnitude 1
Color orange white
Concurrent Sound
Observation No
Remarks -
Delayed Sound
Observation Yes
Remarks 30 sec after the fireball went out, several very loud booms like medium sized thunder claps occurred followed by a long duration rumbling decay over another 30 sec.
Persistent train
Observation Unknown
Duration -1s
Length -1°
Remarks -
Terminal flash
Observation Yes
Remarks Just before it disappeared, it fragmented into a small piece that traveled east of the main body when looking nearly straight up at it. Then possibly another piece broke off just as it flashed and was gone.
Fragmentation
Observation Yes
Remarks -