Fireball report

Reports Report 512nw (Event 512-2022)

Observer
Name	Robert T
Experience Level	4/5
Remarks	The arc of the meteor's path seemed like it was going to intersect with the center line of the road, if the road stretched straight far enough. I saw it for much of its descent, though maybe not the beginning.

Location
Address	, WI
Latitude	42° 53' 1.54'' N (42.883761°)
Longitude	89° 2' 25.12'' W (-89.040312°)
Elevation	262.391235m

Time and Duration
Local Date & Time	2022-01-20 06:47 CST
UT Date & Time	2022-01-20 12:47 UT
Duration	≈3.5s

Direction
Moving direction	From up right to down left
Descent Angle	210°

Moving
Facing azimuth	270°
First azimuth	310°
First elevation	60°
Last azimuth	280°
Last elevation	15°

Brightness and color
Stellar Magnitude	-19
Color	Started bright white, broke up in a big black puff of smoke into about half-dozen white-yellow pieces that faded through orange, red, and brown until gone from sight.

Concurrent Sound
Observation	Unknown
Remarks	-

Delayed Sound
Observation	Unknown
Remarks	-

Persistent train
Observation	Yes
Duration	5s
Length	8°
Remarks	Long white streak at first that did not persist with a black cloud surrounding the fireball. There was a large oval puff of black, when it broke up, that persisted after the rest had disappeared just above the tree line.

Terminal flash
Observation	Yes
Remarks	The meteor seemed to suddenly slow, then flared and shattered, leaving a large black cloud behind, persisting, while roughly half-dozen fragments formed a string of pearls that all faded to invisibility about a finger width above the tree line.

Fragmentation
Observation	Yes
Remarks	The meteor seemed to suddenly slow, then flared and shattered, leaving a large black cloud behind, persisting, while roughly half-dozen fragments formed a string of pearls that all faded to invisibility about a finger width above the tree line.

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