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Observer
Name
foo b
Experience Level
5/5
Remarks
I study bolides
Location
Address
Foster City, CA
Latitude
37° 33' 38.33'' N (37.560648°)
Longitude
122° 15' 40.58'' W (-122.261271°)
Elevation
1.686667m
Time and Duration
Local Date & Time
2018-12-19 17:35 PST
UT Date & Time
2018-12-20 01:35 UT
Duration
≈3.5s
Direction
Moving direction
From down left to up right
Descent Angle
23°
Moving
Facing azimuth
280°
First azimuth
300°
First elevation
30°
Last azimuth
290°
Last elevation
25°
Brightness and color
Stellar Magnitude
-17
Color
White
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
99.99s
Length
10°
Remarks
dust trail illuminated by the sun which had just fallen below the local horizon, the dust trail persisted till we lost the light about 15 mins after the fireball
Terminal flash
Observation
Yes
Remarks
bright,
Fragmentation
Observation
Yes
Remarks
1 flare and then a terminal flash.
