This was large bright and very close. It did not burn out or change size with descent and was visible until it went behind the tree line. We were in our vehicle and barely had to look up to see it from the windshield and could follow it with our eyes for quite a few seconds.
Location
Address
Portage, IN
Latitude
41° 34' 33.14'' N (41.575871°)
Longitude
87° 10' 34.13'' W (-87.176146°)
Elevation
-
Time and Duration
Local Date & Time
2012-04-11 20:20 CDT
UT Date & Time
2012-04-12 01:20 UT
Duration
≈10s
Direction
Moving direction
From left to right
Descent Angle
90°
Moving
Facing azimuth
270°
First azimuth
180°
First elevation
-1°
Last azimuth
45°
Last elevation
-1°
Brightness and color
Stellar Magnitude
-13
Color
glowing bright neon green
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Yes
Duration
15s
Length
-1°
Remarks
It was short and was visible the whole time - no smoke