Media2000

Rio Scale proposed for rating claimed ET detections

When: Oct 2000
Where: Rio de Janeiro, Brazil
Sources: 2 public sources

Ivan Almar, who proposed the Rio Scale with Jill Tarter in 2000 Attila Magyar - Kossuth kiado, CC BY-SA 3.0, via Wikimedia Commons

Astronomers Ivan Almar and Jill Tarter proposed a 0 to 10 scale for rating the importance and credibility of any announced evidence of extraterrestrial intelligence, at a 2000 congress in Rio de Janeiro. The IAA SETI committee adopted it in 2002.

Sources

FirsthandIAA SETI Permanent Committee: Rio Scale (opens in a new tab)IAA SETI Permanent Committee (hosted by the SETI League)
FirsthandRio scale (opens in a new tab)IAA SETI Permanent Committee

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Where it fits

Earlier in MediaRichard Dolan publishes 'UFOs and the National Security State'1 Apr 2000 Later in MediaNickelodeon's 'Invader Zim' premieres30 Mar 2001

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