Vela Event Alert 747

Henry G. (Los Alamos Scientific Laboratory) Horak, 1980. National Security Archive Electronic Briefing Book 190, Document 7.

May 1980 Los Alamos analysis of why the bhangmeters on two Defense Support Program satellites did not trigger (event outside their field of view, or signal weakened by cloud) and concluding there was "strong evidence that a nuclear explosion actually produced Vela Alert 747".

1979 Vela incidentReportChecked against the original0

What it's used for here

A weapons-laboratory judgement and the DSP non-detection.

The document 27 pages

PagesPage 1 of 27

The first 12 pages are shown; the rest are in the file. Pages from the file we keep.

Cited by on this site 2 records

Defense Support Program satellites with overlapping coverage did not trigger.

Evidence

EVD

The 1979 Vela incident

The mystery article

MYS

Cite it

Horak, H. G. (. A. S. L. (1980). Vela Event Alert 747. National Security Archive Electronic Briefing Book 190, Document 7. https://nsarchive2.gwu.edu/NSAEBB/NSAEBB190/07.pdf

@techreport{horak1980vela,
  author = {Horak, Henry G. (Los Alamos Scientific Laboratory)},
  title = {Vela Event Alert 747},
  howpublished = {National Security Archive Electronic Briefing Book 190, Document 7},
  year = {1980},
  url = {https://nsarchive2.gwu.edu/NSAEBB/NSAEBB190/07.pdf}
}

TY  - RPRT
TI  - Vela Event Alert 747
AU  - Horak, Henry G. (Los Alamos Scientific Laboratory)
PY  - 1980
JO  - National Security Archive Electronic Briefing Book 190, Document 7
UR  - https://nsarchive2.gwu.edu/NSAEBB/NSAEBB190/07.pdf
ER  -

Horak, Henry G. (Los Alamos Scientific Laboratory). “Vela Event Alert 747.” National Security Archive Electronic Briefing Book 190, Document 7 (1980).