Reports Report 1787ad (Event 1787-2021)

Observer
Name Thomas B
Experience Level 4/5
Remarks Waited 11 minutes for any sound to arrive. The ranch where I was is in a quiet location but didn't hear anything.
Location
Address Agua Dulce, CA
Latitude 34° 31' 42.77'' N (34.528547°)
Longitude 118° 16' 43.8'' W (-118.278832°)
Elevation 897.810608m
Time and Duration
Local Date & Time 2021-03-20 19:50 PDT
UT Date & Time 2021-03-21 02:50 UT
Duration ≈3.5s
Direction
Moving direction From left to right
Descent Angle 90°
Moving
Facing azimuth 39.51°
First azimuth 19.97°
First elevation 29°
Last azimuth 64.22°
Last elevation 29°
Brightness and color
Stellar Magnitude -6
Color Light Yellow
Concurrent Sound
Observation No
Remarks -
Delayed Sound
Observation No
Remarks -
Persistent train
Observation No
Duration -
Length -
Remarks -
Terminal flash
Observation Yes
Remarks Initial view was quite bright (several magnitudes more than the brightest of the old Iridium Flares) Gradually brightened until it broke up.
Fragmentation
Observation Yes
Remarks Break up was about a dozen pieces (8-12 range) All of which were less bright than Venus, but more than any star. They only lasted a fraction of a second, about the width of three fingers held at arm's length.