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Incident No. ___
1. Date of observation 24. April Date of Interview ___.
2. Exact time of observation $ \mathrm{B e t a t e n t i o n} $ 1030-1035 187
3. Place of observation: $ 3 2^{\circ} $ 53 $ ^{\circ} $ 107 $ ^{\circ} $ 20 $ ^{\circ} $ (Map Coordinates)
4. Position of observer (air, car, bldg, location or - give details:)
Ground, operating a theodolite tracking balloon.
5. What attracted attention to object: Turned to look at balloon with naked eye.
6. Number of objects and sketch of formation or grouping: ___.
7. Apparent size (compare to known object, i.e., sun, moon, thumb or fist at arms length): 1.02 (size of balloon 350 gm size at 15,000 foot
8. Color of object: White___
9. Shape (give graphic description - compare with known object): Elliptical, around 21/21 slenderness ratio.
10. Altitude (Angle of elevation above horizon - $ 0^{\circ} $ at horizon, $ 90^{\circ} $ overhead): Came in from $ 210^{\circ} $ at $ 45^{\circ} $ elevation. Passed through the sun, was about $ 35^{\circ} $ when due east then disappeared at $ 25^{\circ} $ elevation at about $ 25^{\circ} $ east of north.
11. Direction from observer (Angle clockwise from north): ___
12. Distance from observer (distance to town, bldg, etc., over which object appeared to be): Unknown
15. Direction of flight of object (s): Sea book ___
114. Time in sight: Around 60 seconds
15. Speed (time to cover given angular distance): Measured to be $ 5^{\circ} $ axiuth/sec.
16. Sound and odor: None. Quiet on trucks or planes near at time.
17. Trail (color, length, width, persistence, etc.) None
18. Luminosity (visible by reflection, incandescence, other - degree of brilliance): Believed reflection
19. Projections (fins, wings, rods, antennae, canopies, etc.): None visible
20. Vancouver (turns, climbs, divos, ote - sketch of flight path) See back
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