I am not sure about the angle of the tail, so that information is most likely inaccurate, but the rest is the best to my inexperienced eyes and memory.
Location
Address
Anaheim, CA
Latitude
33° 48' 41.79'' N (33.811609°)
Longitude
117° 55' 13.52'' W (-117.920423°)
Elevation
43.12m
Time and Duration
Local Date & Time
2015-12-22 18:30 PST
UT Date & Time
2015-12-23 02:30 UT
Duration
≈20s
Direction
Moving direction
From up left to down right
Descent Angle
103°
Moving
Facing azimuth
15°
First azimuth
310°
First elevation
40°
Last azimuth
40°
Last elevation
40°
Brightness and color
Stellar Magnitude
-7
Color
Light Yellow
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
60s
Length
10°
Remarks
It was a bright train that followed and then appeared to be seen after the object could no longer be seen
