Reports Report 503n (Event 503-2020)

Observer
Name B. S
Experience Level 2/5
Remarks Brilliant white flame initially appeared to be flare or rocket, but then noted flame ejected omnidirectionally. After a few seconds, object disappeared abruptly without fading or going beyond horizon. Many seconds or perhaps a minute passed before hearing / feeling boom at 16:27 PT.
Location
Address Fairfax, CA
Latitude 37° 59' 37.28'' N (37.99369°)
Longitude 122° 35' 55.53'' W (-122.598759°)
Elevation 59.004314m
Time and Duration
Local Date & Time 2020-01-26 16:26 PST
UT Date & Time 2020-01-27 00:26 UT
Duration ≈3.5s
Direction
Moving direction From right to left
Descent Angle 270°
Moving
Facing azimuth 180°
First azimuth 240°
First elevation 55°
Last azimuth 120°
Last elevation 55°
Brightness and color
Stellar Magnitude -20
Color White
Concurrent Sound
Observation No
Remarks -
Delayed Sound
Observation Yes
Remarks Heard and felt single attack thunder-like boom, like sonic boom, at 16:27 PT; this was many seconds, perhaps a full minute, after observed object disappeared (at estimated 16:26 PT).
Persistent train
Observation No
Duration -
Length -
Remarks -
Terminal flash
Observation No
Remarks -
Fragmentation
Observation Unknown
Remarks -