AN1: Anomalies that do not have lasting physical
effects, such as amorphous lights or unexplained explosions.
AN2: Anomalies with lasting physical effects, such
as some poltergeist phenomena, apports (materialized objects), and areas
of flattened grass.
AN3: Anomalies with associated entities. This
class could include reports of ghosts, yetis, and other instances of
cryptozoology as well as elves and spirits.
AN4: Anomalous reports in which witnesses
experience personal interaction with entities in the reality of the
entities themselves. They include near-death experiences, religious
miracles and visions, and many cases of out-of-body experiences.
AN5: Instances that
include anomalous injuries or deaths, such as spontaneous
combustion or unexplained wounds or even permanent healing.
FB1: Sighting of a UFO “fly-by” in the sky.
UFO fly-by accompanied by physical evidence.
UFO fly-by in which beings were observed onboard.
FB4: Flyby where the witness experienced a
transformation of his or her reality into the reality of the object or its
FB5: A flyby as a result of which the witnesses
would suffer permanent injuries or deaths.
MA1: UFO observations that involve an object with
a discontinuous trajectory (such as a drop, a maneuver, or a loop).
MA2: Include cases
that give rise to physical effects in addition to a discontinuous
MA3: Contains the
cases in which objects with discontinuous trajectories when beings
are observed on board.
MA4: Instances involving maneuvers, accompanied by
a sense of transformation of reality for the percipient.
MA5: A maneuver as a result of which the witnesses
suffer permanent injury or death.