AUSPEX// UAP INTELLIGENCE
UNCLASSIFIED
ALL CASE STUDIES
INC-003CONFIRMED|BLUE BOOK

Washington D.C. UFO Flap

Unknown objects over the U.S. capital — radar confirmed, jets scrambled, the largest Pentagon press conference since WWII

DATE
Jul 19, 1952
LOCATION
Washington D.C.
WITNESSES
20
DURATION
6 hrs

Multiple unknown targets tracked on radar at Washington National Airport and Andrews AFB. Visual confirmation by multiple pilots. Targets executed impossible maneuvers.

SIGNIFICANCE

Triggered the Robertson Panel, reshaped government UAP policy for decades. Objects tracked on radar by multiple facilities, visual confirmation by military and civilian pilots.

UAPTF OBSERVABLES

Instant Acceleration
Hypersonic / No Signature

CORROBORATION ANALYSIS

CORROBORATION
72/100
CONFIDENCE (DECAYED)
39%
SOURCE RELIABILITY
75%
SOURCES
6
Source: PROJECT_BLUEBOOK (75% reliability)
6 independent sources
1 document reference
Radar confirmed
Official investigation
20 witnesses
74yr corroboration span

SKY CONDITIONS

MOON PHASE
Waxing Gibbous
ILLUMINATION
75%
SOLAR ACTIVITY
Unknown
ASSESSMENT
Bright moon — consider lunar misidentification

PATTERN MATCHES — 5 SIMILAR INCIDENTS

GEIPAN-1959-04-19-CHATEAUROUXChâteauroux — military pilot intercept
60%
2 shared observablesSame shape categorySame phenomena type: PHYSICAL
INC-057Fort Monmouth Radar Incidents
50%
2 shared observablesSame shape category
INC-007USS Nimitz Tic-Tac Encounter
43%
2 shared observablesSame phenomena type: PHYSICALSame departure modeSame sound profile
INC-067USS Princeton Pre-Encounter Radar Tracks
38%
2 shared observablesSame shape category
INC-074Canadian Forces Radar / Visual Track
38%
2 shared observablesSame shape category
RADARRESTRICTED-AIRSPACEMILITARY-RESPONSEHISTORICAL