PROJECT BLUE BOOK

Multiple Sighting PROJECT 10073
I. DATE 2 LOCATION 12. CONCLUSIONS
11 A 11 August, 1960 August, 1960 Sioux Falls, South Sioux Falls, South Dakota Dakota 0 Was Balloon Was Balloon
00 000 Probably Balloon Balloon
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION TYPE OF OBSERVATION Possibly Possibly Balloon Balleon
Local_ Local Ground-Visual Ground-Visual Ground-Rodar Ground-Rodar 0 o Was Aiscraft Was Aiscraft
0 Probably Aireraft Probably Aircraft
GMT12/0350Z GMT 12/0350z Air Viswual Air- Vi sual Air-Intercept Radar Air-Intercept Radar D Possibly Aireraft Possibly Aircraft
5. PHOTOS 6. SOURCE 0 Was Astronomical
BY Y 00 Probably Astronomicel Probably Astronomical
Military Possibly Astronomical
7. LENGth oF OBSERVAtION 7. LENGTH OF OBSERVATION 8. . NUMBER OF OBJECTS NUMBER OF OBJECTS |9. COURSE COURSE 8x a. Other Other.
x Insufficient Insufficient Dota Data valuation
3 minutes 3 minutes One One Southerly 0 Unknown
10. BRIEF SUMMARY OF SICHTING 11. COMMENTS
White circular object of varying intensity Request for Sate lite Mxxx data not
3 X brilliance of Jupiter, no sound or tail, answered. Without track information
ocserved due West of A/C just above the horizon.object camnot be classed as a Satellite
Appeared to move South at the same elevation case. Listed as Insufficient Data.
and went f 5-10 seconds.
Reappeared moving South with the intensity
weakening. Total observation duration 3 min.
Speed believed faster th n manned A/c and
thought to be Satellite of Missile by the
observer.
ATIC FORM 329 (REV 26 SEP 52)

AFCIN-4E2x
Request f r Evaluation
16 August 1960
AFCIN-LA2c (Maj Conkey)
Request the attached
ficial satellite was responsible fo the sighting.
RICHARD R. SHOOP 1 Atch: 1 Atch:
Colonel, USAF Cy In Hsg 13 Aug 60 Fr
AFCIN-LE2 03004 DCOI 03004 DC0I
7
.

MAAS 5 C4 05
MA 55 7e
G205902 -20M1513
FF AJRESO
DR RJTFKG 3
P 13 152
FH N0 4347 C0RTN3JG H0CONNELL AFB KANS
TO RJETSO/ALR TECH INTELLIGENCE TO RJETSO/ALR TECH INTELLIGENCE C CENTER CENTER MPAFD OHIO MPAFD OHIO 4
INFO INFO R RJWFKT/VADF RICHARD GEBAUR AFB NOT RJWTKT/VADF RICHARD GEBAUR AFB NOT \$ -
RUWTAL/ADC ENT AFS COLO ROUFAL/ADC ENT AFS COLO 1 4-$x2
AJEZIS/DSAT WASH 10 RJEZHC/OSAT JASH 1C 4-4x2n
RJE/CS USAT MASK 1A (
HTLAS FRON
SLIMTE UFC. SATIS. CTAT TST AFCIH. FALLAVINT
AEPORT IS SMATTT ACCO1AC: 21T PARATAPX 15, ATR
- -2. A. (D) CIRSLA () P5A (3) PL2 MITE, VARLO IMTESITY,
OLJECT MIREOTLY IN FRONT OT ALRCMART (D) JUST ASOVE HONIZON
DUE WLST OF AIRCRAFT (5) BAME CLSVA DUE WLST OF AIRGRAFT (5) SAME CLEVATION 253 DETREES (01 203 DEREIS (4) AND (4) AND
(E) INCREASED ARST T: MOVE SOUTH LISHT
SUIELY SUTDELY : JENT VENT OUT FOT TIVE TO TEN OUT FOU TIVE TO TEM SECOMS. L S. LIGHT WENT OUT ADAIN LISHT WENT OUT ADAIN

FATS 13O NJN 3
POR SA TLHE AE EAPPAARED. CONTIMEN TO HVE SOUTA SLOILY
TEAAMING IN INTENSIT UNTIL IT DIS.
THE 1L3S.0. AIR VISUAL (2) NONE (3) 1-47, 2 43,
31 FT. S SHONEES, TAS 43MNOTS, 35 M373 CROUMD SPEAD.
C. (1) 3524LL12 LALZSES (2) 11GNT. E. 423
DEOREES RADIAL SIC R.
WING. MC -
CHEET OF INSTIUCTOR .IT..
YEAR , -
NCCOMELL AFD, KANSAS. MMILL AFB, KANSAS. - -
CHIET MMFORTS AMD AMALYSIS CHIET MMFORTS AMD AMALYSIS -2 RELIABILITY. . (1) DELIA Y. *. (1)
CMV 1O HAZE (2) SURFA CAVE TO HAZC ITS BOUTH 11 KNOTS. 1, rH 11 KxoTs. 1, TECT
35 26933ES AT 15 mOTS. 2, 35 23CMEES AT 17 KHSTS. -
: , 35 AT . TE3T 33 2313259 AT
MOT. (S S.( 1
1GT. (5) CLEAR. (3) D01L0'LP
AlD COUTH 11:0. (7) . JET
- 7ET M. VESTE WOI T 9 MOTS. K. M. J. NOE.
THAN AMY KNOVN KANNED
ALRCLAFT. POSSI IELY MISSILE OR CATILLITE EN CRSIT. PRSPARING
OFTIORT: CHEZT TARSET MATERIALS BRANCH INTEL
LIVESION.
=T
13/42 A9 2JUF1S 13/42 A9 RJU7KS
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