Background and documented career
Jacobs served with Vandenberg’s 1369th Photographic Squadron and helped establish a Big Sur tracking site. Project engineer Kingston George’s critical account independently identifies him as the on-site commander and includes photographs of him with the team. [1] [2]
Jacobs’s participation in the photographic project is supported even by a participant who rejects his interpretation. That agreement establishes his assignment, while leaving the disputed film sequence unresolved. [2]
What has been claimed or reported
In his detailed 1989 narrative, Jacobs recalled a screening in Major Florenz Mansmann’s office after an Atlas test. He described an object moving around the payload and producing four bright flashes, followed by a malfunction. He said Mansmann instructed him not to discuss what he had seen. [1]
Jacobs’s narrative placed the test in September 1964 but offered several possible dates. It also distinguished the successful filming operation from the extraordinary sequence he said became apparent during the subsequent screening. The date uncertainty matters when comparing his memory with individual launch records. [1]
What the public record supports
Mansmann supported Jacobs in later correspondence reproduced and discussed by UFO researchers. A May 1987 letter described repeated viewings and an instruction to keep the incident confidential. This gives the account a second asserted witness to the screening, although the correspondence was written more than two decades after the event. [3]
George agreed that the project produced sensitive imagery and that personnel received secrecy instructions. He attributed the sensitivity to previously unseen vulnerabilities in the missile’s decoy system. [2]
Limits, disputes and open questions
In Skeptical Inquirer in 1993, George disputed both the alleged circling object and missed target. He described decoys, packing material and deployment flashes. Jacobs rejected that explanation, arguing that George might be discussing a different launch or sequence and that he could distinguish chaff from the object he recalled. [2] [4]
The dispute therefore involves competing participants’ interpretations, uncertain launch identification and later testimony. The cited accounts do not provide the disputed original footage for independent examination. Calling this a confirmed UFO attack on a nuclear missile would go beyond the available evidence. [1] [4]
Timeline of the account and record
Sources and what they establish
- Deliberate Deception: The Big Sur UFO Filming ↗Robert Jacobs, MUFON UFO Journal; archived transcription · 1989-01
Primary claimant narrative, photographic duties, screening, uncertain dates, alleged flashes and secrecy instructions.
- The Big Sur UFO: An Identified Flying Object ↗Kingston A. George / Skeptical Inquirer, Winter 1993, pp. 180–187 · 1993
Project participant’s confirmation of Jacobs’s role and competing explanation involving missile decoys and classified vulnerabilities.
- UFO Filmed Circling Atlas Rocket ↗T. Scott Crain Jr., MUFON UFO Journal; NICAP archive · 1988-09
Researcher’s report of Mansmann’s May 6, 1987 supporting correspondence, including claimed repeated screenings.
- Low Klass: A Rejoinder ↗Robert Jacobs; NICAP archive · Undated
Jacobs’s response to the decoy explanation and his contention that the competing account may concern another launch or sequence.
A documented career, a personal observation, an attributed allegation and corroboration are assessed separately. Source publication does not make every statement within it independently verified. This profile is original, AI-assisted research and has not received independent expert review. Our assessment method · Corrections policy.