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Observer
Name
Tommy G
Experience Level
4/5
Remarks
I did not see the beginning of the event, I first observed event with significant tail (about 2-3 inches long for lack of a better "measurement"). I observed for about 8-10 seconds. Definitely not a contrail.
Location
Address
Helena, Mt
Latitude
46° 42' 40.45'' N (46.711236°)
Longitude
111° 55' 35.58'' W (-111.926551°)
Elevation
1129.194336m
Time and Duration
Local Date & Time
2015-02-23 22:43 MST
UT Date & Time
2015-02-24 05:43 UT
Duration
≈7.5s
Direction
Moving direction
From down left to up right
Descent Angle
76°
Moving
Facing azimuth
332.53°
First azimuth
319.97°
First elevation
13°
Last azimuth
345.84°
Last elevation
17°
Brightness and color
Stellar Magnitude
-6
Color
Orange, Yellow, Red
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
No
Remarks
-
Persistent train
Observation
Unknown
Duration
-
Length
-
Remarks
-
Terminal flash
Observation
No
Remarks
-
Fragmentation
Observation
No
Remarks
-
