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gptkbp:instance_of
|
gptkb:star
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gptkbp:bfsLayer
|
3
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gptkbp:bfsParent
|
gptkb:mythological_figure
|
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gptkbp:age
|
1 billion years
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|
gptkbp:apparent_magnitude
|
6.0
4.25
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gptkbp:area
|
approximately 2.5 solar radii
|
|
gptkbp:average_temperature
|
about 8000 K
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gptkbp:contains
|
gptkb:Delta_Herculis_A
|
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gptkbp:controls
|
gptkb:theorem
|
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gptkbp:depicted_in
|
gptkb:theorem
|
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gptkbp:distance
|
100 light years
approximately 100 light years
|
|
gptkbp:has_luminosity
|
approximately 30 times that of the Sun
0.6 times that of the Sun
|
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gptkbp:has_spectral_type
|
gptkb:A5_V
K0 V
|
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gptkbp:has_team
|
0.15 arcseconds/year
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Delta Herculis B
|
|
gptkbp:is_noted_for
|
its brightness
|
|
gptkbp:is_observed_in
|
telescopes
|
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gptkbp:is_part_of
|
gptkb:Delta_Herculis_system
multiple star system
|
|
gptkbp:is_studied_in
|
astrophysics
|
|
gptkbp:located_in
|
gptkb:Hercules_constellation
constellation Hercules
|
|
gptkbp:mass
|
about 2.5 solar masses
|
|
gptkbp:orbital_period
|
gptkb:Delta_Herculis_A
|
|
gptkbp:speed
|
-10 km/s
|
|
gptkbp:type_of
|
gptkb:star
M dwarf
|