28930974.pdf

3--ident #139

ATIC NO. ---
AF NO. ---
REPORT NO. ---
DATE OF REPORT ---
TIME OF SIGHTING 2147
SHAPE ---
SIZE ---
COURSE W (E to W)
NO. IN GROUP 1
HOUND ---
PHOTOS --- SKETCHES ---
Temporary ATIC Form 322
(2 Jan 52)

DATE OF INFO 9 July 1948
LOCATION North End, Osborn, Ohio
SOURCE USAF Pilot
DATE IN TO ATIC ---
COLOR Pale yellowish white (Luminous)
Between
SPEED .500-600 MPH
MEASURE
BETWEEN
ALTITUDE 3,000-4,000 ft 21
3 times
LENGTH OF TIME OBTAINED 1-2 Sec. duration
TYPE OF OBSERVATION Aerial
INTERMITTENT appearances at
MANEUVERS regulated intervals

File 27
Sue H. Lufa

Dr HYNEK'S EVALUATIONS EXTRACTED FROM PROJECT GRUDGE REPORT.

INCIDENT INDEX

1. Astronomical

a. High probability:
#26, 27, 30, 31, 32, 33, 34, 48, 49, 59, 60, 66, 69, 70, 94, 95, 96, 97, 98, 101, 102, 103, 104, 116, 119, 132, 136, 140, 147, 148, 158, 174, 184, 185, 187, 197, 203, 204, 208, 216, 219, 238.

b. Fair or low probability:
#19, 20, 23, 24, 28, 35, 36, 46, 50, 63, 67, 80, 82, 93, 100, 112, 120, 121, 129, 130, 144, 153, 165, 166, 167, 175, 192, 199, 202, 205, 220, 230, 240.

2. Non-astronomical but suggestive of other explanations

a. Balloons or ordinary aircraft:
#3, 11, 22, 41, 42…

UNCLASSIFIED
UNCLASSIFIED

Incident #139 -- Osborn, Ohio -- 9 July 1948

There is no obvious astronomical explanation for this incident.

The present investigator was struck first by the fact that the description of the incident states, "... with about a quarter moon rising in the east-southeast." The quarter moon can never be seen in that position at 2147 hours (local time), for the quarter moon sets at approximately midnight. The moon at that date was not yet at the first quarter, and it set at Osborn at about 2300. The correct statement would be, "... with about a quarter moon setting in th…