PROJECT 10073 RECORD CARD 12. CONCLUSIONS 2. LOCATION ]< ~ Was Ball oon a P.robobly Ball oon I. DATE TIM! GROUP 4. TYPE .OF OBSERVATION a Possibly Balloon 0 GroundRodar 0 Wai Aircraft 0 Probably Aircraft u l bl Y AI reroft J. fiMOTOS . 6. SOURCe . D Was Astronomical :xR Ground VIsual D Yea . 0 Probably Astronomical . , Jl .. -.,:~NOTH 0, '()~URV ~TION. I. HUM8ER 01' OBJECTS 9. COURSe 0 Insuffi c ient Data for Evaluation southwesterly to. 8RI!, S\JMWAV. 0, siGHTING . . t 1. COMMENTS 0:.:. f i rey orange obJ~ct movin g i n a A l i mite d investigation ass1gned S o L.thweste :rly dir e ction . Object mo ved/ o Det l o u 20 Ma r 57 reveale d ~t a~ approx i ma t e speed o f 50~-600 AlPH this sigh t ing to have bedn caused . . by a weathe r balloon released from Oakla11d airport 22 mi n utes p r evious to the sighting ATl<: POJtM 321 (REV lf S&P 52) ,,.,, YY RJEDEN RJ EDWP RJEPFF DE RJt'lPSB 25G . FM 1~29 FLT SVC HAMILTON AFB CALIF TO RJEDEN/ COMD ADC ENT AFB COLORADO SPRINGS COLO RJltlPSB/2'8TH ADIV HAMILTON AFB CALIF RJEDW?/COMDR AIR TECHNICAL I NTELLIGENCE CNTR WRIGHT PATTERSON AFB OHIO RJEPFFIDIRECTO~ OF INTELLIGENCE HEADQUARTERS USAF ~ASH D C UNCLASSIFIED/ U F 0 B/ IC F I RY ORANGE 2A 3~W FIERY ORANGE COLOR 2B 2@~0 TO 0 FT f10VED IN SOUTHtJESTERLY DIRECTIO~J 2C 30~!i' TO 402'0 FT MOVED I N SOUTHHESTER L Y DIRECTION 2D MOVED AT ESTIMATED 500-~00 MPH SOUTHWESTERLY DIRECTION 3A GROUND VISUAL 5. NEAR LAKE MERRIT NEAR CENTER OF OAKLAND CALIF 7. A. HIGH SlATTJ.R~D CLOUDS 15 ~v .lNlJS l' ST OAKLAND CALIF MILES VISIBILITY 8. OAKLAND ARPT SENF RADIOSONDE.BALLON ALOFT APPROX 03~0Z DAILY 1~. ACFT OPERATION IN THIS C0NGSTSD AREA ALL TIME PAGE THREE R~NPSB 25G 11. BZLIEVC:D POSSI9LY tJEATHER BALLOON ~JARREN R GREENLEE CA liSAF, ASST OPERATIONS O~FICER !229TH AACS SQ FLT SVC It\i?J 1AfiON RECEIVED FROM SENIOR rO''T"OLT "'n Q~'....'LA"fD ATR D-o:rr--p r-rc CONTROL 2e10450z MAR RJWPSB