At first I thought it was an airplane strobe light for a plane landing to the south at Grayson County Airport (North Texas Regionale Airport) the old Perrin AFB, until 3-4 smaller bright lights appeared behind the larger leading light. Then I figured it was space junk or a meteor breaking apart.
Location
Address
Denison, TX
Latitude
33° 45' 43.19'' N (33.761998°)
Longitude
96° 38' 25.23'' W (-96.640343°)
Elevation
247.179m
Time and Duration
Local Date & Time
2016-11-19 06:10 CST
UT Date & Time
2016-11-19 12:10 UT
Duration
≈3.5s
Direction
Moving direction
From up right to down left
Descent Angle
265°
Moving
Facing azimuth
270°
First azimuth
280°
First elevation
30°
Last azimuth
260°
Last elevation
25°
Brightness and color
Stellar Magnitude
-22
Color
White
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Unknown
Duration
-
Length
-
Remarks
-
Terminal flash
Observation
No
Remarks
-
Fragmentation
Observation
Yes
Remarks
largest diameter light in front of 3 to 4 successively smaller diameter lights