|
gptkbp:instance_of
|
gptkb:Asteroids
gptkb:mythological_figure
gptkb:Villain
gptkb:character
|
|
gptkbp:affiliation
|
gptkb:System_Lords
|
|
gptkbp:antagonist
|
the sun god
|
|
gptkbp:associated_with
|
gptkb:Underworld
darkness
chaos
evil
fear
destruction
night sky
darkness and destruction
|
|
gptkbp:battle
|
gptkb:sun_god_Ra
|
|
gptkbp:closed
|
April 13, 2029
April 13, 2036
|
|
gptkbp:closest_approach_distance
|
approximately 31,000 kilometers
|
|
gptkbp:collaborations
|
NASA, ESA, and other space agencies
|
|
gptkbp:country
|
false
|
|
gptkbp:cultural_impact
|
inspired documentaries and articles
|
|
gptkbp:defeated
|
gptkb:Set
gptkb:SG-1
|
|
gptkbp:defense
|
gptkb:Yes
|
|
gptkbp:depicted_in
|
gptkb:snake
a giant serpent
|
|
gptkbp:diameter
|
approximately 370 meters
|
|
gptkbp:discovered_by
|
gptkb:Roy_A._Tucker
|
|
gptkbp:discovery
|
gptkb:Kitt_Peak_National_Observatory
CCD imaging
initially detected as a moving object
|
|
gptkbp:discovery_year
|
June 19, 2004
|
|
gptkbp:distance
|
1.1 AU
|
|
gptkbp:distance_from_earth
|
April 13, 2029
|
|
gptkbp:eccentricity
|
0.5
0.191
|
|
gptkbp:element
|
updated regularly
semi-major axis of 0.0015 AU
|
|
gptkbp:enemy
|
gptkb:Ra
|
|
gptkbp:exploration_plans
|
proposed missions for close observation
|
|
gptkbp:first_appearance
|
2004-06-19
|
|
gptkbp:future_close_approaches
|
2029, 2036, 2068
|
|
gptkbp:has_afocus_on
|
international space agencies
|
|
gptkbp:has_close_approach_history
|
gptkb:true
|
|
gptkbp:has_goal
|
Conquer Earth and the galaxy
|
|
gptkbp:has_impact_on
|
April 13, 2036
|
|
gptkbp:has_lore
|
the battle against Ra
|
|
gptkbp:has_role
|
gptkb:Goa'uld_System_Lord
|
|
gptkbp:has_spectral_type
|
gptkb:S-type_asteroid
|
|
gptkbp:historical_significance
|
notable for potential Earth impact
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Apophis
|
|
gptkbp:impact
|
low
considered low
|
|
gptkbp:impact_probability
|
1 in 110,000 for 2029
|
|
gptkbp:is_a_figure_in
|
gptkb:Egyptian_mythology
mythological significance
Egyptian cosmology
Egyptian religious texts
mythological terror
|
|
gptkbp:is_a_representation_of
|
chaotic forces
the primordial chaos
the struggle for light over darkness
|
|
gptkbp:is_a_symbol_of
|
the night
chaos and disorder
the eternal night
|
|
gptkbp:is_aplace_for
|
1.099 AU
|
|
gptkbp:is_aresearch_subject_for
|
impact risk assessment.
|
|
gptkbp:is_associated_with
|
gptkb:the_underworld
|
|
gptkbp:is_athreat_to_earth
|
in the distant future
|
|
gptkbp:is_atype_of
|
asteroidal body
|
|
gptkbp:is_character_in
|
gptkb:Egyptian_mythology
Egyptian folklore
Egyptian creation myths
|
|
gptkbp:is_considered
|
future missions
for deflection missions
|
|
gptkbp:is_considered_as
|
gptkb:Demon
|
|
gptkbp:is_feared_by
|
gptkb:the_ancient_Egyptians
his power to swallow the sun
|
|
gptkbp:is_in
|
the inner solar system
|
|
gptkbp:is_in_the_news
|
due to its potential impact risk
|
|
gptkbp:is_involved_in
|
the cycle of day and night
|
|
gptkbp:is_known_for
|
his role in the afterlife
his destructive nature
his eternal conflict with Ra
|
|
gptkbp:is_known_to
|
cause storms
represent the end of the world
|
|
gptkbp:is_linked_to
|
solar eclipses
|
|
gptkbp:is_monitored_by
|
gptkb:NASA
various observatories
|
|
gptkbp:is_notable_for
|
its close approaches to Earth
|
|
gptkbp:is_observed_in
|
over 1000 times
|
|
gptkbp:is_often_associated_with
|
the concept of evil
the concept of chaos in the universe
|
|
gptkbp:is_often_depicted_as
|
gptkb:ancient_texts
Egyptian art
mythological stories
temple reliefs
a serpent or dragon
a monstrous serpent.
a threat to the sun
|
|
gptkbp:is_often_discussed_in
|
gptkb:the_Book_of_the_Dead
|
|
gptkbp:is_often_seen_in
|
gptkb:ancient_texts
|
|
gptkbp:is_often_used_in
|
gptkb:rituals
spells and incantations
|
|
gptkbp:is_part_of
|
gptkb:Apollo_group_of_asteroids
gptkb:the_Egyptian_pantheon
Egyptian religious beliefs
the NEA population
ongoing research in planetary science
|
|
gptkbp:is_studied_for
|
planetary defense strategies
|
|
gptkbp:is_studied_in
|
by astronomers worldwide
|
|
gptkbp:is_visible_from
|
during close approaches
|
|
gptkbp:known_as
|
gptkb:Apep
|
|
gptkbp:last_appearance
|
2021-03-11
|
|
gptkbp:light_requirement
|
0.19
|
|
gptkbp:mass
|
approximately 4.1 x 10^10 kg
|
|
gptkbp:movement
|
Earth-crossing orbit
|
|
gptkbp:mythology
|
gptkb:Egyptian_mythology
eternal struggle against order
|
|
gptkbp:name
|
gptkb:(99942)_Apophis
|
|
gptkbp:named_after
|
gptkb:Apep
|
|
gptkbp:notable_race
|
gptkb:Goa'uld
|
|
gptkbp:orbital_inclination
|
3.33 degrees
3.3 degrees
|
|
gptkbp:orbital_period
|
0.988 years
323.6 days
|
|
gptkbp:origin
|
Egyptian god of chaos
Greek for ' Apep' or 'the one who is evil'
|
|
gptkbp:perihelion
|
0.9 AU
0.745 AU
|
|
gptkbp:portrayed_by
|
gptkb:Peter_Williams
|
|
gptkbp:potentially_hazardous_asteroid
|
gptkb:true
|
|
gptkbp:public_awareness
|
widely covered in media
|
|
gptkbp:represents
|
the forces of chaos
|
|
gptkbp:research
|
monitored since discovery
radar and optical observations
|
|
gptkbp:research_interest
|
studied for planetary defense
|
|
gptkbp:role
|
personification of chaos
|
|
gptkbp:rotation_period
|
about 30 hours
tilted at 30 degrees
|
|
gptkbp:scientific_classification
|
gptkb:Asteroids
|
|
gptkbp:semi_major_axis
|
0.922 AU
|
|
gptkbp:size
|
larger than the Eiffel Tower
|
|
gptkbp:surface
|
silicate rock and metal
|
|
gptkbp:symbolizes
|
night
the struggle between good and evil
|
|
gptkbp:was_akey_figure_in
|
potentially hazardous asteroids
|
|
gptkbp:bfsParent
|
gptkb:The_Kane_Chronicles
gptkb:System_Lords
gptkb:Carter_Kane
gptkb:Stargate_SG-1
gptkb:Stargate
gptkb:Stargate_franchise
gptkb:Teal'c
gptkb:The_Goa'uld
gptkb:Goa'uld
|
|
gptkbp:bfsLayer
|
5
|