I'm a former scientist... this was very cool to observe.
Location
Address
Saratoga, CA
Latitude
37° 15' 31.64'' N (37.258788°)
Longitude
122° 1' 59.19'' W (-122.033107°)
Elevation
147.877m
Time and Duration
Local Date & Time
2016-04-29 21:45 PDT
UT Date & Time
2016-04-30 04:45 UT
Duration
≈3.5s
Direction
Moving direction
From up left to down right
Descent Angle
95°
Moving
Facing azimuth
13.47°
First azimuth
350.35°
First elevation
70°
Last azimuth
111.74°
Last elevation
49°
Brightness and color
Stellar Magnitude
-18
Color
Yellow, Light Yellow, White
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
1s
Length
5°
Remarks
Sparkles and a few pieces of main body appeared to break off
Terminal flash
Observation
No
Remarks
-
Fragmentation
Observation
Yes
Remarks
up to 3 large pieces at a given moment during observation. main body was brightest. smaller pieces dimmed and then disappeared within a second after breaking off main body.