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gptkbp:instance_of
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gptkb:observatory
|
|
gptkbp:bfsLayer
|
5
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gptkbp:bfsParent
|
gptkb:Apollo_group_of_asteroids
|
|
gptkbp:average_temperature
|
-70 degrees Celsius
|
|
gptkbp:collaborations
|
multiple institutions
|
|
gptkbp:community_engagement
|
high
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|
gptkbp:composed_of
|
carbonaceous material
|
|
gptkbp:date
|
September 24, 2023
October 20, 2020
|
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gptkbp:diameter
|
approximately 492 meters
|
|
gptkbp:discovered_by
|
gptkb:Arizona
gptkb:NASA
photometry
|
|
gptkbp:distance
|
gptkb:2018
approximately 1.126 AU
|
|
gptkbp:eccentricity
|
0.203
|
|
gptkbp:elevation
|
gptkb:observatory
|
|
gptkbp:first_appearance
|
September 11, 1999
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|
gptkbp:has_color
|
redder than average
|
|
gptkbp:has_gameplay_element
|
calculated
|
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gptkbp:has_spectral_type
|
B-type asteroid
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|
https://www.w3.org/2000/01/rdf-schema#label
|
asteroid 101955 Bennu
|
|
gptkbp:impact
|
low
once every 1,000 years
|
|
gptkbp:instrument
|
spectrometers
|
|
gptkbp:is_explored_in
|
explored by spacecraft
|
|
gptkbp:is_vulnerable_to
|
gptkb:theorem
|
|
gptkbp:landing_site
|
gptkb:CEO
|
|
gptkbp:launch_date
|
September 8, 2016
|
|
gptkbp:lighting
|
0.04
|
|
gptkbp:location
|
inner solar system
|
|
gptkbp:mission
|
gptkb:2023
sample return mission
collect and return samples
OSIRIS-R Ex
|
|
gptkbp:mission_duration
|
approximately 7 years
|
|
gptkbp:opened
|
2135
|
|
gptkbp:orbital_inclination
|
6.9 degrees
|
|
gptkbp:orbital_period
|
gptkb:none
1.2 years
4.3 hours
tilted
|
|
gptkbp:origin
|
Bennu bird from Egyptian mythology
|
|
gptkbp:power_output
|
possible
|
|
gptkbp:publishes
|
numerous
|
|
gptkbp:research
|
lightcurve analysis
|
|
gptkbp:research_interest
|
origin of life
|
|
gptkbp:scientific_goals
|
understand solar system formation
|
|
gptkbp:size
|
smaller than the Great Pyramid of Giza
small asteroid
|
|
gptkbp:surface
|
clay minerals
millions of years
boulders
loose material
0.0001 g
|
|
gptkbp:year_created
|
gptkb:1999
|