PROJECT BLUE BOOK

PROJECT 10073 RECORD CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
0 Was Bollaon
15 My 61 San Antonio, Texas 0 Probubly Bolloon
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION 0 Possibly Balloon
Local 2245 tI Ground-Visual Ground-Rodar 0 Was Aircraft
D Probably Aireraft
GMT 16041457 Air-Visual Air-intercept Rador D7 Possibly Aircraft
3. PHOTOS 6. SOURCE D Was Asironomical
Yes D Probably Astronomical
XNo Civilion 0 Possibly Astronomical
7. LENGTH OF OBSERVATION NUMBER OF OBJECTS COURSE Other. Foho.T
0 Insulficient Dcta for Evaluation
0 Unknow
3-5 min 1 NW-SE
10. BRIEF SUMWARY OF SIGHTINGCITCULLAT, half-dollar, n1. commentsObjt viewed by witness was
orilliant white. brflliant white. Appeared Ampers 45° elev; elev; 15 a2. 15 az. probably satellite Echo I. satellite Echo I.
Disappeared 10° clev; 70 Disappeared elev; 70° az. Steady path of
flight, no maneuvers or change chen in speed.
Disappeared Diaappeared suddenly suddenly due due to trees acting as crees acting as
lobstruetion. lobstruction.
-
ATIC FORM 26 SEP 52)

HEADQUARTERS
351OTH FLYING TRAINING WING (ATC)
UNITED STATES AIR FORCE
RANDOLPH AIR FORCE BASE. TEXAS
REPLY TO IG
ATTN OF. 2.2 MAY 1961
SUBJECT Unidentified Flying Object
TO: Air Technical Intelligence Center
Wright-Patterson AFB, Ohio
The attached Air Intelligence Information Report is submitted in
accordance with your nessage AFCIN-4E2X 12-3509-E, dated 8 December
1960.
FOR TI IANDER:
an or lapt
WALLÁCE W. DAWSON WALLACE W. DAWSON 1 Atch
Major, Major, USAF USAF a/s
Wing Wing Inspector Inspector

Antonio, Texas
CPIVITY SUSMITTING REPORT DATE OF COLLECTION SRI STATUS (If applicable)
Hq 3510 Fly Tng Wg (ATC) SRI NO.
Randolph AF Base, Texas 18 May 1961 CANCELED/COMPLETE
PPEPARING INDIVIDUAL DATE OF REPORT SRI NO.
KARL M McCULLOC 19 May 1961 CANCELED/INCOMPLETE
SRI NO.
NAM CR DESCRIPTION OF SO PCE EVALUATION
Mr. a ACTIVE
ADDITIONAL INFORMATION ON (DNER)
San Antonio, Texas Reliable
REFEREncEs (eAIR SubjnCt. praViDu reports. etc.. .s applienble)
SUAJECT (D Usa Ind(vidual toports Tor sanarate aubjmcke)
Unidentified Flying Object
SUbmany (oive summary which highlighte the salient factors of narrativs roport. Beain ext on AF Form 112a
unless roport can be fully stated on Af Form Ii2. Liat incloaures.
An unidentified flying object was observed by civilian,
while sitting on his front porch.
Investigation reveals that Satellite Echo was p Investigation reveals that Satellite Echo was passing over San Antonio at the passing over San Antonio at the
time of Mr time of Mr. observation. A second call was received from Mr.
on 18 May mentioning the same object. In both cases, it is believed to be the on 18 May mentioning the same object. In both cases, it is believed to be the
Echo Satellite.
,
INCLS
Distaiwitton ny cntstnaton (Except USal end filo. Indicate Deipl Wfos and copios w/o inelosuree. T/ applIalte)
Air Technical Intelligence Center
MARNENG: This docummnt contains Inlor-alion affecting tho natlonal dofenae of the Unitod States within the eaning ot the
Eeplonagn Laws. Title 13. U.5.C., Sactlun 793 and 294. 1tn tranamieainn or the revelation of its contante in ang saoner
AF FTAN 112 FOWM 112. OCT 52. WHICH MAY BT NSED
13 SLP 54 FOR OFFICIAL USE ONLYA
(67100 150-315475
CLASSIFICATION

7. Tail, trail or exhaust i including size none
8. Sound - none
9. Pertinent or Unusual features - none
B. B. Description
oted brilliance
2. Elevation - 45 degrees; Azimuth - 15 degrees
3. Elevation - 10 degrees; Elevation - 1 degrees; Azimuth - 7
4. Steady path of . mane vers or change in speed --
4.Steady path of fli
as obstruction
6. 3-5 minutes
C.
/
1. Ground - visual
2. None
3. N/A
D. Time and Date of Sighting
1. 0445Z
2. Night
MOTE: THIS DOCUMENT CONTAINS INPORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITEO STATES WITHIN THE MEANING OF THE ESPIONAGE ACT. SO U  C 3I AND 3, AS AMEMDED. ITS YRANSMISSION OR THE REVELATION CF IIS CONTENTS IN ANY MANNER TO AN UNAUTHORIZED PERSON IS PRONISITED JY GA
IT NAY NOT BE BEPPODUCED IN WHOLE OR IN PART, BY OTHER THAN UNITED STATES AIR FORCE AGENCIES, EXCEPT BY PEHIMISSION OF THE DIREUTLAL INTELLIGENCE, USAF.
FOR OFFICIAL USE ONLY
(CLASSIFICATION) 10-36070-1

Hq 3
Randolph AF Base, Texas 61-2 PAGE 3 GF 3 PASDS
E. Location of Observance
29°26'N - 9 98°29'W
F. Observer
Occupation: Telephone Company
Estimate Assigner
San Antonio, Texas Considered reliable
2. N/A
G.
1. Clear
20,000 -
270/40; 25,000 -280/45; 30,000 -280/50; 35,000 - 270/50;
45,000 -260/55; 50,000 - 270/55
3. Unlimited
4. 15 Plus
5. Clear 5. Clear
6. Thunderstorms in area and quadrant location - None
7. 19 degrees
H. Satellite Echo becoming visible over San Antonio at approximately Satellite Echo becoming visible over San Antonio at approximately 2230 on 2230 on
16 May 1961 and 2243 on 18 May 1961. 1951 Satellite track was from NW - SE NITAS
I. NONE
J. NONE
Preliminary analysis of the
sighting reveals that the possible cause of f the report is the sighting of the
Satellite Echo as mentioned in Section J.
L. NONE
NOTE: THIS DOCUNENI CONTAINS INPORMATION AFFOCTING THE NATIGNAL DEPENSE OF THE UNITED STATES WITHIN THE MEANING OF THE ESPIGNAGL ACT G 1 3I AND I AS AMENDED. ITS TRANSMISSION DR THE REVELATION OF IFS CONTENTS IN AHY MANNER TO AN UNAUTIHORTZLD PEA ON IS I HHO T.O AY AA
IT NAY NOT BE REPRODUCED IN WHOLE OR IN PART, BY OTHER THAN UNITED STATES AIR FORCE AGENCIES, EXCEPT BY PEPINISSION OF THIL DINELT INTELLIGENCE, USAF.
FOR OFFICIAL USE ONLY
(CLASAFICATION)