I was waiting to see the rocket launch that was scheduled for 5:45pm at Vandenberg; so I was originally looking south; then I looked due west and noted the bright swirling in the sky and took the photo.
Photo
Location
Address
, CA
Latitude
38° 35' 35.52'' N (38.593201°)
Longitude
121° 51' 31.31'' W (-121.858696°)
Elevation
26.541222m
Time and Duration
Local Date & Time
2018-12-19 17:38 PST
UT Date & Time
2018-12-20 01:38 UT
Duration
≈45s
Direction
Moving direction
From up right to down left
Descent Angle
250°
Moving
Facing azimuth
270°
First azimuth
270°
First elevation
40°
Last azimuth
270°
Last elevation
28°
Brightness and color
Stellar Magnitude
-10
Color
White
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
99.99s
Length
-
Remarks
The train appeared from top right and went diagonally down toward left side; the train became like a swirled corkscrew.
