# March 12, 1954 — nr. Casablanca, Morocco — F-86 Chases Object At 500 MPH

**URL:** <https://uapdiscovery.discourse.group/t/march-12-1954-nr-casablanca-morocco-f-86-chases-object-at-500-mph/510>\
**Category:** Blue Book Unknowns\
**Created:** [March 11, 2026, 9:52pm UTC](https://uapdiscovery.discourse.group/t/march-12-1954-nr-casablanca-morocco-f-86-chases-object-at-500-mph/510 "2026-03-11T21:52:03Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![jeffknox](https://avatars.discourse-cdn.com/v4/letter/j/e47c2d/32.png) [@jeffknox](https://uapdiscovery.discourse.group/u/jeffknox)\
**Post date:** [March 11, 2026, 9:52pm UTC](https://uapdiscovery.discourse.group/t/march-12-1954-nr-casablanca-morocco-f-86-chases-object-at-500-mph/510/1 "2026-03-11T21:52:03Z")

</div>

![03121954-CasablancaMorocco-F86](https://canada1.discourse-cdn.com/flex011/uploads/uapdiscovery/original/2X/1/1f187eb275c948b79dd38cc4fc27dd80e45a5e14.jpeg)

March 12, 1954 — nr. Casablanca, Morocco  
9:35 a.m. USAF 1st Lt. Robert Johnson, flying an F-86 over Nouasseur Air Base [now closed] near Casablanca, Morocco, chases an object at more than 530 mph for 30 seconds, but is unable to catch it. The object appears to be the size of a fighter plane but has neither tanks nor vapor trails. [Eberhart]

Record Card:

 ![03121954-CasablancaMorocco-BBCard](https://canada1.discourse-cdn.com/flex011/uploads/uapdiscovery/original/2X/3/3404f00d803007acd8f4131b31e28f6f50082862.jpeg)

Report:

 ![03121954-CasablancaMorocco-BBReport](https://canada1.discourse-cdn.com/flex011/uploads/uapdiscovery/original/2X/d/d9fd944e5419f94dd77f9c13d5696a5ed6091b45.jpeg)

Source:  
Brad Sparks, Blue Book Unknowns File, Case 1019, p. 210;

 ![03121954-CasablancaMorocco-Sparks-Case1019-p210](https://canada1.discourse-cdn.com/flex011/uploads/uapdiscovery/original/2X/9/99942a072fa70b685d7ea6d7ba53f24f92aa6eb2.png)

NICAP, “F-86 Chases Object at 500 MPH”;

> **[UFO Report](http://www.nicap.org/540312fmorocco_dir.htm)**