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12. CONCLUSIONS
1. DATE a y= 2. LOCATION
0 Wos Balloon
0 Probably Balloon
SEE 0 Possibly Balloon
30 January 1963 Chicago, 1ino.
| 3. DATE-TIME GROUP | 4. TYPE OF OBSERVATION
GMT __ 31/ 00004 = ~— O AirVYisual 0 Air<Intercept Radar
| 5. PHOTOS = 8. SOURCE TT
Yes |
BEX
7. LENGTH OF OBSERVATION
£ Was Aircraft’
Probably Aircraft
Possibly Aircraft
|
I
|
On
Was Astronomical |
Probably Astronomical
Possibly Astronomical
Ooo 0
Other ec 1
Insufficient Data tor Evaluation
= : hs Unknown .
30 seconds one | maneuverablg to southwest
10. BRIEF SUMMARY OF SIGHTING 4 = | 11. COMMENTS |
Black rectangular object with bright WX conditbns indicate possible
light preceeding object, maneuvering a/c with landing light, Descrip- |
| course at initial observation of tion of maneuvers, flight & |
80 dgr elevation to D then reappear- duration are consistent with this
ing & heading SE in level flight turn-| analysis, Case evaluated as a/c,
ing to SW where it disappeared at 30
dgr elevation, Total sighting time 30
seconds. Disappearance gradual, Object
| high maneuverable. Visibility 7 miles
| in light snow, Witness 12 year old,
8. NUMBER OF OBJECTS | 9. COURSE
ooo
Corr Ee ———— —